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1
--
2
-- PostgreSQL database dump
3
--
4

    
5
SET statement_timeout = 0;
6
SET lock_timeout = 0;
7
SET client_encoding = 'UTF8';
8
SET standard_conforming_strings = on;
9
SET check_function_bodies = false;
10
SET client_min_messages = warning;
11

    
12
--
13
-- Name: util; Type: SCHEMA; Schema: -; Owner: -
14
--
15

    
16
CREATE SCHEMA util;
17

    
18

    
19
--
20
-- Name: SCHEMA util; Type: COMMENT; Schema: -; Owner: -
21
--
22

    
23
COMMENT ON SCHEMA util IS '
24
IMPORTANT: Functions must always return NULL in place of '''' (the empty string). This ensures that empty strings do not find their way into VegBIEN.
25

    
26
NOTE: IMMUTABLE SQL-language functions should never be declared STRICT, because this prevents them from being inlined. inlining can create a significant speed improvement (7x+), by avoiding function calls and enabling additional constant folding.
27
';
28

    
29

    
30
SET search_path = util, pg_catalog;
31

    
32
--
33
-- Name: col_cast; Type: TYPE; Schema: util; Owner: -
34
--
35

    
36
CREATE TYPE col_cast AS (
37
	col_name text,
38
	type regtype
39
);
40

    
41

    
42
--
43
-- Name: col_ref; Type: TYPE; Schema: util; Owner: -
44
--
45

    
46
CREATE TYPE col_ref AS (
47
	table_ regclass,
48
	name text
49
);
50

    
51

    
52
--
53
-- Name: compass_dir; Type: TYPE; Schema: util; Owner: -
54
--
55

    
56
CREATE TYPE compass_dir AS ENUM (
57
    'N',
58
    'E',
59
    'S',
60
    'W'
61
);
62

    
63

    
64
--
65
-- Name: datatype; Type: TYPE; Schema: util; Owner: -
66
--
67

    
68
CREATE TYPE datatype AS ENUM (
69
    'str',
70
    'float'
71
);
72

    
73

    
74
--
75
-- Name: _alt(anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement); Type: FUNCTION; Schema: util; Owner: -
76
--
77

    
78
CREATE FUNCTION _alt("0" anyelement DEFAULT NULL::unknown, "1" anyelement DEFAULT NULL::unknown, "2" anyelement DEFAULT NULL::unknown, "3" anyelement DEFAULT NULL::unknown, "4" anyelement DEFAULT NULL::unknown, "5" anyelement DEFAULT NULL::unknown, "6" anyelement DEFAULT NULL::unknown, "7" anyelement DEFAULT NULL::unknown, "8" anyelement DEFAULT NULL::unknown, "9" anyelement DEFAULT NULL::unknown, "10" anyelement DEFAULT NULL::unknown, "11" anyelement DEFAULT NULL::unknown, "12" anyelement DEFAULT NULL::unknown) RETURNS anyelement
79
    LANGUAGE sql IMMUTABLE
80
    AS $_$
81
SELECT coalesce($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13)
82
$_$;
83

    
84

    
85
--
86
-- Name: _and(boolean, boolean, boolean, boolean, boolean); Type: FUNCTION; Schema: util; Owner: -
87
--
88

    
89
CREATE FUNCTION _and("0" boolean DEFAULT NULL::boolean, "1" boolean DEFAULT NULL::boolean, "2" boolean DEFAULT NULL::boolean, "3" boolean DEFAULT NULL::boolean, "4" boolean DEFAULT NULL::boolean) RETURNS boolean
90
    LANGUAGE sql IMMUTABLE
91
    AS $_$
92
SELECT bool_and(value)
93
FROM
94
(VALUES
95
      ($1)
96
    , ($2)
97
    , ($3)
98
    , ($4)
99
    , ($5)
100
)
101
AS v (value)
102
$_$;
103

    
104

    
105
--
106
-- Name: FUNCTION _and("0" boolean, "1" boolean, "2" boolean, "3" boolean, "4" boolean); Type: COMMENT; Schema: util; Owner: -
107
--
108

    
109
COMMENT ON FUNCTION _and("0" boolean, "1" boolean, "2" boolean, "3" boolean, "4" boolean) IS '
110
_and() ignores NULL values, while AND combines them with the other values to potentially convert true to NULL. AND should be used with required fields, and _and() with optional fields.
111
';
112

    
113

    
114
--
115
-- Name: _avg(double precision, double precision, double precision, double precision, double precision); Type: FUNCTION; Schema: util; Owner: -
116
--
117

    
118
CREATE FUNCTION _avg("0" double precision DEFAULT NULL::double precision, "1" double precision DEFAULT NULL::double precision, "2" double precision DEFAULT NULL::double precision, "3" double precision DEFAULT NULL::double precision, "4" double precision DEFAULT NULL::double precision) RETURNS double precision
119
    LANGUAGE sql IMMUTABLE
120
    AS $_$
121
SELECT avg(value)
122
FROM
123
(VALUES
124
      ($1)
125
    , ($2)
126
    , ($3)
127
    , ($4)
128
    , ($5)
129
)
130
AS v (value)
131
$_$;
132

    
133

    
134
--
135
-- Name: _dms_to_dd(text); Type: FUNCTION; Schema: util; Owner: -
136
--
137

    
138
CREATE FUNCTION _dms_to_dd(value text DEFAULT NULL::text) RETURNS double precision
139
    LANGUAGE sql IMMUTABLE STRICT
140
    AS $_$
141
SELECT (g[1]||'1')::integer*util._dms_to_dd(deg := g[2]::double precision, min := g[3]::double precision, sec := g[4]::double precision, dir := g[5]::util.compass_dir)
142
FROM 
143
(
144
    SELECT regexp_matches($1, '^ *(-?)(\d{1,3}(?:\.\d*)?)(?:(?:deg|[°º])(?: *([\d.]+)(?:min|[''’]))?(?: *([\d.]+)(?:sec|["”]))?)? *([NESW])? *$')
145
    UNION ALL
146
    SELECT ARRAY[g[1], g[2], g[3]||'.'||g[4], NULL, g[5]]
147
    FROM regexp_matches($1, '^ *(-?)(\d{2,3})(\d{2})(\d{3}) *([NESW])? *$') matches (g) -- [D]DDMMmmm, where MMmmm = MM.mmm
148
)
149
matches (g)
150
$_$;
151

    
152

    
153
--
154
-- Name: _dms_to_dd(double precision, double precision, double precision, compass_dir); Type: FUNCTION; Schema: util; Owner: -
155
--
156

    
157
CREATE FUNCTION _dms_to_dd(deg double precision DEFAULT NULL::double precision, min double precision DEFAULT NULL::double precision, sec double precision DEFAULT NULL::double precision, dir compass_dir DEFAULT NULL::compass_dir) RETURNS double precision
158
    LANGUAGE sql IMMUTABLE
159
    AS $_$
160
SELECT sum(value)*COALESCE(util._map('N=>1,E=>1,S=>-1,W=>-1', $4::text)::integer, 1)
161
FROM
162
(VALUES
163
      ($1)
164
    , ($2/60)
165
    , ($3/60/60)
166
)
167
AS v (value)
168
$_$;
169

    
170

    
171
--
172
-- Name: _dms_to_dd(text, text, text, text); Type: FUNCTION; Schema: util; Owner: -
173
--
174

    
175
CREATE FUNCTION _dms_to_dd(deg text DEFAULT NULL::text, min text DEFAULT NULL::text, sec text DEFAULT NULL::text, dir text DEFAULT NULL::text) RETURNS double precision
176
    LANGUAGE sql IMMUTABLE
177
    AS $_$
178
SELECT util._dms_to_dd($1::double precision, $2::double precision, $3::double precision, $4::util.compass_dir)
179
$_$;
180

    
181

    
182
--
183
-- Name: _eq(anyelement, anyelement); Type: FUNCTION; Schema: util; Owner: -
184
--
185

    
186
CREATE FUNCTION _eq("left" anyelement DEFAULT NULL::unknown, "right" anyelement DEFAULT NULL::unknown) RETURNS boolean
187
    LANGUAGE sql IMMUTABLE
188
    AS $_$
189
SELECT $1 = $2
190
$_$;
191

    
192

    
193
--
194
-- Name: _fix_date(date, date); Type: FUNCTION; Schema: util; Owner: -
195
--
196

    
197
CREATE FUNCTION _fix_date(value date DEFAULT NULL::date, threshold date DEFAULT NULL::date) RETURNS date
198
    LANGUAGE sql IMMUTABLE
199
    AS $_$
200
-- Fix dates after threshold date
201
-- This fixes e.g. 2-digit years before 1970 misinterpreted as 20xx
202
SELECT (CASE WHEN $1 > COALESCE($2, now()) THEN ($1 - '100 years'::interval)::date ELSE $1 END)
203
$_$;
204

    
205

    
206
--
207
-- Name: _if(boolean, anyelement, anyelement); Type: FUNCTION; Schema: util; Owner: -
208
--
209

    
210
CREATE FUNCTION _if(cond boolean DEFAULT NULL::boolean, "then" anyelement DEFAULT NULL::unknown, "else" anyelement DEFAULT NULL::unknown) RETURNS anyelement
211
    LANGUAGE sql IMMUTABLE
212
    AS $_$
213
SELECT (CASE WHEN $1 THEN $2 ELSE $3 END)
214
$_$;
215

    
216

    
217
--
218
-- Name: _if(text, anyelement, anyelement); Type: FUNCTION; Schema: util; Owner: -
219
--
220

    
221
CREATE FUNCTION _if(cond text DEFAULT NULL::text, "then" anyelement DEFAULT NULL::unknown, "else" anyelement DEFAULT NULL::unknown) RETURNS anyelement
222
    LANGUAGE sql IMMUTABLE
223
    AS $_$
224
SELECT util._if($1 != '', $2, $3)
225
$_$;
226

    
227

    
228
--
229
-- Name: _join(text, text, text, text, text, text, text, text, text, text); Type: FUNCTION; Schema: util; Owner: -
230
--
231

    
232
CREATE FUNCTION _join("0" text DEFAULT NULL::text, "1" text DEFAULT NULL::text, "2" text DEFAULT NULL::text, "3" text DEFAULT NULL::text, "4" text DEFAULT NULL::text, "5" text DEFAULT NULL::text, "6" text DEFAULT NULL::text, "7" text DEFAULT NULL::text, "8" text DEFAULT NULL::text, "9" text DEFAULT NULL::text) RETURNS text
233
    LANGUAGE sql IMMUTABLE
234
    AS $_$
235
SELECT NULLIF(concat_ws('; ', $1, $2, $3, $4, $5, $6, $7, $8, $9, $10), '')
236
$_$;
237

    
238

    
239
--
240
-- Name: _join_words(text, text, text, text, text, text, text, text, text, text); Type: FUNCTION; Schema: util; Owner: -
241
--
242

    
243
CREATE FUNCTION _join_words("0" text DEFAULT NULL::text, "1" text DEFAULT NULL::text, "2" text DEFAULT NULL::text, "3" text DEFAULT NULL::text, "4" text DEFAULT NULL::text, "5" text DEFAULT NULL::text, "6" text DEFAULT NULL::text, "7" text DEFAULT NULL::text, "8" text DEFAULT NULL::text, "9" text DEFAULT NULL::text) RETURNS text
244
    LANGUAGE sql IMMUTABLE
245
    AS $_$
246
SELECT NULLIF(concat_ws(' ', $1, $2, $3, $4, $5, $6, $7, $8, $9, $10), '')
247
$_$;
248

    
249

    
250
--
251
-- Name: _label(text, text); Type: FUNCTION; Schema: util; Owner: -
252
--
253

    
254
CREATE FUNCTION _label(label text, value text) RETURNS text
255
    LANGUAGE sql IMMUTABLE
256
    AS $_$
257
SELECT coalesce($1 || ': ', '') || $2
258
$_$;
259

    
260

    
261
--
262
-- Name: _lowercase(text); Type: FUNCTION; Schema: util; Owner: -
263
--
264

    
265
CREATE FUNCTION _lowercase(value text) RETURNS text
266
    LANGUAGE sql IMMUTABLE
267
    AS $_$
268
SELECT lower($1)
269
$_$;
270

    
271

    
272
--
273
-- Name: _map(hstore, anyelement); Type: FUNCTION; Schema: util; Owner: -
274
--
275

    
276
CREATE FUNCTION _map(map hstore, value anyelement) RETURNS anyelement
277
    LANGUAGE plpgsql IMMUTABLE STRICT
278
    AS $$
279
DECLARE
280
    result value%TYPE := util._map(map, value::text)::unknown;
281
BEGIN
282
    RETURN result;
283
END;
284
$$;
285

    
286

    
287
--
288
-- Name: _map(hstore, text); Type: FUNCTION; Schema: util; Owner: -
289
--
290

    
291
CREATE FUNCTION _map(map hstore, value text) RETURNS text
292
    LANGUAGE plpgsql IMMUTABLE STRICT
293
    AS $$
294
DECLARE
295
    match text := map -> value;
296
BEGIN
297
    IF match IS NULL AND NOT map ? value THEN -- no match rather than NULL match
298
        match := map -> '*'; -- use default entry
299
        IF match IS NULL AND NOT map ? '*' THEN match := '!'; -- no default
300
        END IF;
301
    END IF;
302
    
303
    -- Interpret result
304
    IF match = '!' THEN RAISE 'Value not in map: %', value USING ERRCODE = 'data_exception';
305
    ELSIF match = '*' THEN RETURN value;
306
    ELSE RETURN match;
307
    END IF;
308
END;
309
$$;
310

    
311

    
312
--
313
-- Name: _max(anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement); Type: FUNCTION; Schema: util; Owner: -
314
--
315

    
316
CREATE FUNCTION _max("0" anyelement DEFAULT NULL::unknown, "1" anyelement DEFAULT NULL::unknown, "2" anyelement DEFAULT NULL::unknown, "3" anyelement DEFAULT NULL::unknown, "4" anyelement DEFAULT NULL::unknown, "5" anyelement DEFAULT NULL::unknown, "6" anyelement DEFAULT NULL::unknown, "7" anyelement DEFAULT NULL::unknown, "8" anyelement DEFAULT NULL::unknown, "9" anyelement DEFAULT NULL::unknown) RETURNS anyelement
317
    LANGUAGE sql IMMUTABLE
318
    AS $_$
319
SELECT GREATEST($1, $2, $3, $4, $5, $6, $7, $8, $9, $10)
320
$_$;
321

    
322

    
323
--
324
-- Name: _merge(anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement); Type: FUNCTION; Schema: util; Owner: -
325
--
326

    
327
CREATE FUNCTION _merge("0" anyelement DEFAULT NULL::unknown, "1" anyelement DEFAULT NULL::unknown, "2" anyelement DEFAULT NULL::unknown, "3" anyelement DEFAULT NULL::unknown, "4" anyelement DEFAULT NULL::unknown, "5" anyelement DEFAULT NULL::unknown, "6" anyelement DEFAULT NULL::unknown, "7" anyelement DEFAULT NULL::unknown, "8" anyelement DEFAULT NULL::unknown, "9" anyelement DEFAULT NULL::unknown) RETURNS anyelement
328
    LANGUAGE sql IMMUTABLE
329
    AS $_$
330
SELECT util.join_strs(value, '; ')
331
FROM
332
(
333
    SELECT *
334
    FROM
335
    (
336
        SELECT
337
        DISTINCT ON (value)
338
        *
339
        FROM
340
        (VALUES
341
              (1, $1)
342
            , (2, $2)
343
            , (3, $3)
344
            , (4, $4)
345
            , (5, $5)
346
            , (6, $6)
347
            , (7, $7)
348
            , (8, $8)
349
            , (9, $9)
350
            , (10, $10)
351
        )
352
        AS v (sort_order, value)
353
        WHERE value IS NOT NULL
354
    )
355
    AS v
356
    ORDER BY sort_order
357
)
358
AS v
359
$_$;
360

    
361

    
362
--
363
-- Name: _merge_prefix(text, text); Type: FUNCTION; Schema: util; Owner: -
364
--
365

    
366
CREATE FUNCTION _merge_prefix(prefix text DEFAULT NULL::text, value text DEFAULT NULL::text) RETURNS text
367
    LANGUAGE sql IMMUTABLE
368
    AS $_$
369
SELECT _join_words((CASE WHEN $2 ~ ('^'||$1||E'\\y') THEN NULL ELSE $1 END), $2)
370
$_$;
371

    
372

    
373
--
374
-- Name: _merge_words(anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement); Type: FUNCTION; Schema: util; Owner: -
375
--
376

    
377
CREATE FUNCTION _merge_words("0" anyelement DEFAULT NULL::unknown, "1" anyelement DEFAULT NULL::unknown, "2" anyelement DEFAULT NULL::unknown, "3" anyelement DEFAULT NULL::unknown, "4" anyelement DEFAULT NULL::unknown, "5" anyelement DEFAULT NULL::unknown, "6" anyelement DEFAULT NULL::unknown, "7" anyelement DEFAULT NULL::unknown, "8" anyelement DEFAULT NULL::unknown, "9" anyelement DEFAULT NULL::unknown) RETURNS anyelement
378
    LANGUAGE sql IMMUTABLE
379
    AS $_$
380
SELECT util.join_strs(value, ' ')
381
FROM
382
(
383
    SELECT *
384
    FROM
385
    (
386
        SELECT
387
        DISTINCT ON (value)
388
        *
389
        FROM
390
        (VALUES
391
              (1, $1)
392
            , (2, $2)
393
            , (3, $3)
394
            , (4, $4)
395
            , (5, $5)
396
            , (6, $6)
397
            , (7, $7)
398
            , (8, $8)
399
            , (9, $9)
400
            , (10, $10)
401
        )
402
        AS v (sort_order, value)
403
        WHERE value IS NOT NULL
404
    )
405
    AS v
406
    ORDER BY sort_order
407
)
408
AS v
409
$_$;
410

    
411

    
412
--
413
-- Name: _min(anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement, anyelement); Type: FUNCTION; Schema: util; Owner: -
414
--
415

    
416
CREATE FUNCTION _min("0" anyelement DEFAULT NULL::unknown, "1" anyelement DEFAULT NULL::unknown, "2" anyelement DEFAULT NULL::unknown, "3" anyelement DEFAULT NULL::unknown, "4" anyelement DEFAULT NULL::unknown, "5" anyelement DEFAULT NULL::unknown, "6" anyelement DEFAULT NULL::unknown, "7" anyelement DEFAULT NULL::unknown, "8" anyelement DEFAULT NULL::unknown, "9" anyelement DEFAULT NULL::unknown) RETURNS anyelement
417
    LANGUAGE sql IMMUTABLE
418
    AS $_$
419
SELECT LEAST($1, $2, $3, $4, $5, $6, $7, $8, $9, $10)
420
$_$;
421

    
422

    
423
--
424
-- Name: _not(boolean); Type: FUNCTION; Schema: util; Owner: -
425
--
426

    
427
CREATE FUNCTION _not(value boolean) RETURNS boolean
428
    LANGUAGE sql IMMUTABLE
429
    AS $_$
430
SELECT NOT $1
431
$_$;
432

    
433

    
434
--
435
-- Name: _now(); Type: FUNCTION; Schema: util; Owner: -
436
--
437

    
438
CREATE FUNCTION _now() RETURNS timestamp with time zone
439
    LANGUAGE sql STABLE
440
    AS $$
441
SELECT now()
442
$$;
443

    
444

    
445
--
446
-- Name: _nullIf(anyelement, text, text); Type: FUNCTION; Schema: util; Owner: -
447
--
448

    
449
CREATE FUNCTION "_nullIf"(value anyelement, "null" text, type text) RETURNS anyelement
450
    LANGUAGE sql IMMUTABLE
451
    AS $_$
452
SELECT util."_nullIf"($1, $2, $3::util.datatype)
453
$_$;
454

    
455

    
456
--
457
-- Name: _nullIf(anyelement, text, datatype); Type: FUNCTION; Schema: util; Owner: -
458
--
459

    
460
CREATE FUNCTION "_nullIf"(value anyelement, "null" text, type datatype DEFAULT 'str'::datatype) RETURNS anyelement
461
    LANGUAGE plpgsql IMMUTABLE
462
    AS $$
463
DECLARE
464
    type util.datatype NOT NULL := type; -- add NOT NULL
465
BEGIN
466
    IF type = 'str' THEN RETURN nullif(value::text, "null");
467
    -- Invalid value is ignored, but invalid null value generates error
468
    ELSIF type = 'float' THEN
469
        DECLARE
470
            -- Outside the try block so that invalid null value generates error
471
            "null" double precision := "null"::double precision;
472
        BEGIN
473
            RETURN nullif(value::double precision, "null");
474
        EXCEPTION
475
            WHEN data_exception THEN RETURN value; -- ignore invalid value
476
        END;
477
    END IF;
478
END;
479
$$;
480

    
481

    
482
--
483
-- Name: _or(boolean, boolean, boolean, boolean, boolean); Type: FUNCTION; Schema: util; Owner: -
484
--
485

    
486
CREATE FUNCTION _or("0" boolean DEFAULT NULL::boolean, "1" boolean DEFAULT NULL::boolean, "2" boolean DEFAULT NULL::boolean, "3" boolean DEFAULT NULL::boolean, "4" boolean DEFAULT NULL::boolean) RETURNS boolean
487
    LANGUAGE sql IMMUTABLE
488
    AS $_$
489
SELECT bool_or(value)
490
FROM
491
(VALUES
492
      ($1)
493
    , ($2)
494
    , ($3)
495
    , ($4)
496
    , ($5)
497
)
498
AS v (value)
499
$_$;
500

    
501

    
502
--
503
-- Name: FUNCTION _or("0" boolean, "1" boolean, "2" boolean, "3" boolean, "4" boolean); Type: COMMENT; Schema: util; Owner: -
504
--
505

    
506
COMMENT ON FUNCTION _or("0" boolean, "1" boolean, "2" boolean, "3" boolean, "4" boolean) IS '
507
_or() ignores NULL values, while OR combines them with the other values to potentially convert false to NULL. OR should be used with required fields, and _or() with optional fields.
508
';
509

    
510

    
511
--
512
-- Name: _range(double precision, double precision); Type: FUNCTION; Schema: util; Owner: -
513
--
514

    
515
CREATE FUNCTION _range("from" double precision DEFAULT NULL::double precision, "to" double precision DEFAULT NULL::double precision) RETURNS double precision
516
    LANGUAGE sql IMMUTABLE
517
    AS $_$
518
SELECT $2 - $1
519
$_$;
520

    
521

    
522
--
523
-- Name: _split(text, text); Type: FUNCTION; Schema: util; Owner: -
524
--
525

    
526
CREATE FUNCTION _split(value text DEFAULT NULL::text, separator text DEFAULT '; '::text) RETURNS SETOF text
527
    LANGUAGE sql IMMUTABLE
528
    AS $_$
529
SELECT regexp_split_to_table($1, $2)
530
$_$;
531

    
532

    
533
--
534
-- Name: added_cols(regclass, regclass); Type: FUNCTION; Schema: util; Owner: -
535
--
536

    
537
CREATE FUNCTION added_cols(table_ regclass, names regclass) RETURNS SETOF text
538
    LANGUAGE sql STABLE STRICT
539
    AS $_$
540
SELECT util.derived_cols($1, $2)
541
UNION
542
SELECT util.eval2set($$
543
SELECT col
544
FROM util.col_names($$||quote_nullable($1)||$$::regclass) f (col)
545
JOIN $$||$2||$$ ON "to" = col
546
WHERE "from" LIKE ':%'
547
$$, NULL::text)
548
$_$;
549

    
550

    
551
--
552
-- Name: FUNCTION added_cols(table_ regclass, names regclass); Type: COMMENT; Schema: util; Owner: -
553
--
554

    
555
COMMENT ON FUNCTION added_cols(table_ regclass, names regclass) IS '
556
gets table_''s added columns (all the columns not in the original data)
557
';
558

    
559

    
560
--
561
-- Name: all_same_final(anyarray); Type: FUNCTION; Schema: util; Owner: -
562
--
563

    
564
CREATE FUNCTION all_same_final(state anyarray) RETURNS boolean
565
    LANGUAGE sql IMMUTABLE
566
    AS $_$
567
SELECT $1 IS NULL/*no rows*/ OR util.not_empty($1)/*not no_match_sentinel*/
568
$_$;
569

    
570

    
571
--
572
-- Name: all_same_transform(anyarray, anyelement); Type: FUNCTION; Schema: util; Owner: -
573
--
574

    
575
CREATE FUNCTION all_same_transform(state anyarray, value anyelement) RETURNS anyarray
576
    LANGUAGE plpgsql IMMUTABLE
577
    AS $$
578
DECLARE
579
	value_cmp         state%TYPE = ARRAY[value];
580
	state             state%TYPE = COALESCE(state, value_cmp);
581
	no_match_sentinel state%TYPE = value_cmp[1:0]/*=ARRAY[]::state%TYPE*/;
582
BEGIN
583
	RETURN (CASE WHEN value_cmp IS NOT DISTINCT FROM state THEN state ELSE no_match_sentinel END);
584
END;
585
$$;
586

    
587

    
588
--
589
-- Name: analyze_(regclass); Type: FUNCTION; Schema: util; Owner: -
590
--
591

    
592
CREATE FUNCTION analyze_(table_ regclass) RETURNS void
593
    LANGUAGE sql
594
    AS $_$
595
SELECT util.eval($$ANALYZE VERBOSE $$||$1)
596
$_$;
597

    
598

    
599
--
600
-- Name: array_fill(anyelement, integer); Type: FUNCTION; Schema: util; Owner: -
601
--
602

    
603
CREATE FUNCTION array_fill(value anyelement, length integer) RETURNS anyarray
604
    LANGUAGE sql IMMUTABLE
605
    AS $_$
606
SELECT pg_catalog.array_fill($1, ARRAY[$2])
607
$_$;
608

    
609

    
610
--
611
-- Name: array_length(anyarray); Type: FUNCTION; Schema: util; Owner: -
612
--
613

    
614
CREATE FUNCTION array_length("array" anyarray) RETURNS integer
615
    LANGUAGE sql IMMUTABLE
616
    AS $_$
617
SELECT util.array_length($1, 1)
618
$_$;
619

    
620

    
621
--
622
-- Name: array_length(anyarray, integer); Type: FUNCTION; Schema: util; Owner: -
623
--
624

    
625
CREATE FUNCTION array_length("array" anyarray, dimension integer) RETURNS integer
626
    LANGUAGE sql IMMUTABLE
627
    AS $_$
628
SELECT CASE WHEN $1 IS NULL THEN NULL ELSE COALESCE(pg_catalog.array_length($1, $2), 0) END
629
$_$;
630

    
631

    
632
--
633
-- Name: FUNCTION array_length("array" anyarray, dimension integer); Type: COMMENT; Schema: util; Owner: -
634
--
635

    
636
COMMENT ON FUNCTION array_length("array" anyarray, dimension integer) IS '
637
returns 0 instead of NULL for empty arrays
638
';
639

    
640

    
641
--
642
-- Name: cluster_index(regclass); Type: FUNCTION; Schema: util; Owner: -
643
--
644

    
645
CREATE FUNCTION cluster_index(table_ regclass) RETURNS regclass
646
    LANGUAGE sql STABLE STRICT
647
    AS $_$
648
SELECT indexrelid FROM pg_index WHERE indrelid = $1 AND indisclustered
649
$_$;
650

    
651

    
652
--
653
-- Name: cluster_once(regclass, regclass); Type: FUNCTION; Schema: util; Owner: -
654
--
655

    
656
CREATE FUNCTION cluster_once(table_ regclass, index regclass) RETURNS void
657
    LANGUAGE plpgsql STRICT
658
    AS $_$
659
BEGIN
660
    -- not yet clustered (ARRAY[] compares NULLs literally)
661
    IF ARRAY[util.cluster_index(table_)] != ARRAY[index] THEN
662
        EXECUTE $$CLUSTER $$||table_||$$ USING $$||index;
663
    END IF;
664
END;
665
$_$;
666

    
667

    
668
--
669
-- Name: FUNCTION cluster_once(table_ regclass, index regclass); Type: COMMENT; Schema: util; Owner: -
670
--
671

    
672
COMMENT ON FUNCTION cluster_once(table_ regclass, index regclass) IS '
673
idempotent
674
';
675

    
676

    
677
--
678
-- Name: col__min(col_ref); Type: FUNCTION; Schema: util; Owner: -
679
--
680

    
681
CREATE FUNCTION col__min(col col_ref) RETURNS integer
682
    LANGUAGE sql STABLE
683
    AS $_$
684
SELECT util.eval2val($$
685
SELECT $$||quote_ident($1.name)||$$
686
FROM $$||$1.table_||$$
687
ORDER BY $$||quote_ident($1.name)||$$ ASC
688
LIMIT 1
689
$$, NULL::integer)
690
$_$;
691

    
692

    
693
--
694
-- Name: col_comment(col_ref); Type: FUNCTION; Schema: util; Owner: -
695
--
696

    
697
CREATE FUNCTION col_comment(col col_ref) RETURNS text
698
    LANGUAGE plpgsql STABLE STRICT
699
    AS $$
700
DECLARE
701
	comment text;
702
BEGIN
703
	SELECT description
704
	FROM pg_attribute
705
	LEFT JOIN pg_description ON objoid = attrelid
706
		AND classoid = 'pg_class'::regclass AND objsubid = attnum
707
	WHERE attrelid = col.table_ AND attname = col.name
708
	INTO STRICT comment
709
	;
710
	RETURN comment;
711
EXCEPTION
712
	WHEN no_data_found THEN PERFORM util.raise_undefined_column(col);
713
END;
714
$$;
715

    
716

    
717
--
718
-- Name: col_default_sql(col_ref); Type: FUNCTION; Schema: util; Owner: -
719
--
720

    
721
CREATE FUNCTION col_default_sql(col col_ref) RETURNS text
722
    LANGUAGE plpgsql STABLE STRICT
723
    AS $$
724
DECLARE
725
	default_sql text;
726
BEGIN
727
	SELECT adsrc
728
	FROM pg_attribute
729
	LEFT JOIN pg_attrdef ON adrelid = attrelid AND adnum = attnum
730
	WHERE attrelid = col.table_ AND attname = col.name
731
	INTO STRICT default_sql
732
	;
733
	RETURN default_sql;
734
EXCEPTION
735
	WHEN no_data_found THEN PERFORM util.raise_undefined_column(col);
736
END;
737
$$;
738

    
739

    
740
--
741
-- Name: col_default_value(col_ref, anyelement); Type: FUNCTION; Schema: util; Owner: -
742
--
743

    
744
CREATE FUNCTION col_default_value(col col_ref, ret_type_null anyelement DEFAULT NULL::text) RETURNS anyelement
745
    LANGUAGE sql STABLE
746
    AS $_$
747
SELECT util.eval_expr_passthru(util.col_default_sql($1), $2)
748
$_$;
749

    
750

    
751
--
752
-- Name: FUNCTION col_default_value(col col_ref, ret_type_null anyelement); Type: COMMENT; Schema: util; Owner: -
753
--
754

    
755
COMMENT ON FUNCTION col_default_value(col col_ref, ret_type_null anyelement) IS '
756
ret_type_null: NULL::ret_type
757
';
758

    
759

    
760
--
761
-- Name: col_exists(col_ref); Type: FUNCTION; Schema: util; Owner: -
762
--
763

    
764
CREATE FUNCTION col_exists(col col_ref) RETURNS boolean
765
    LANGUAGE plpgsql STRICT
766
    AS $$
767
BEGIN
768
    PERFORM util.col_type(col);
769
    RETURN true;
770
EXCEPTION
771
    WHEN undefined_column THEN RETURN false;
772
END;
773
$$;
774

    
775

    
776
--
777
-- Name: col_global_names(regtype); Type: FUNCTION; Schema: util; Owner: -
778
--
779

    
780
CREATE FUNCTION col_global_names(type regtype, OUT name text, OUT global_name text) RETURNS SETOF record
781
    LANGUAGE plpgsql STABLE STRICT
782
    AS $$
783
DECLARE
784
    prefix text := util.name(type)||'.';
785
BEGIN
786
    RETURN QUERY
787
        SELECT name_, (CASE WHEN util.contains(search_for:='.', in_str:=name_) THEN '' ELSE prefix END)||name_
788
        FROM util.col_names(type) f (name_);
789
END;
790
$$;
791

    
792

    
793
--
794
-- Name: col_names(regclass); Type: FUNCTION; Schema: util; Owner: -
795
--
796

    
797
CREATE FUNCTION col_names(table_ regclass) RETURNS SETOF text
798
    LANGUAGE sql STABLE STRICT
799
    AS $_$
800
SELECT attname::text
801
FROM pg_attribute
802
WHERE attrelid = $1 AND attnum >= 1 AND NOT attisdropped
803
ORDER BY attnum
804
$_$;
805

    
806

    
807
--
808
-- Name: col_names(regtype); Type: FUNCTION; Schema: util; Owner: -
809
--
810

    
811
CREATE FUNCTION col_names(type regtype) RETURNS SETOF text
812
    LANGUAGE plpgsql STABLE STRICT
813
    AS $_$
814
BEGIN
815
    RETURN QUERY EXECUTE $$SELECT skeys(hstore(NULL::$$||type||$$))$$;
816
END;
817
$_$;
818

    
819

    
820
--
821
-- Name: col_type(col_ref); Type: FUNCTION; Schema: util; Owner: -
822
--
823

    
824
CREATE FUNCTION col_type(col col_ref) RETURNS regtype
825
    LANGUAGE plpgsql STABLE STRICT
826
    AS $$
827
DECLARE
828
    type regtype;
829
BEGIN
830
    SELECT atttypid FROM pg_attribute
831
    WHERE attrelid = col.table_ AND attname = col.name
832
    INTO STRICT type
833
    ;
834
    RETURN type;
835
EXCEPTION
836
    WHEN no_data_found THEN
837
        RAISE undefined_column USING MESSAGE =
838
            concat('undefined column: ', col.name);
839
END;
840
$$;
841

    
842

    
843
--
844
-- Name: concat_esc(text, text); Type: FUNCTION; Schema: util; Owner: -
845
--
846

    
847
CREATE FUNCTION concat_esc("left" text, "right" text) RETURNS text
848
    LANGUAGE sql IMMUTABLE
849
    AS $_$
850
SELECT util.esc_name__append($2, $1)
851
$_$;
852

    
853

    
854
--
855
-- Name: contains(text, text); Type: FUNCTION; Schema: util; Owner: -
856
--
857

    
858
CREATE FUNCTION contains(search_for text, in_str text) RETURNS boolean
859
    LANGUAGE sql IMMUTABLE
860
    AS $_$
861
SELECT position($1 in $2) > 0 /*1-based offset*/
862
$_$;
863

    
864

    
865
--
866
-- Name: copy_struct(regclass, text); Type: FUNCTION; Schema: util; Owner: -
867
--
868

    
869
CREATE FUNCTION copy_struct(from_ regclass, to_ text) RETURNS void
870
    LANGUAGE sql
871
    AS $_$
872
SELECT util.eval($$CREATE TABLE $$||$2||$$ (LIKE $$||$1||$$ INCLUDING ALL)$$)
873
$_$;
874

    
875

    
876
--
877
-- Name: create_if_not_exists(text); Type: FUNCTION; Schema: util; Owner: -
878
--
879

    
880
CREATE FUNCTION create_if_not_exists(sql text) RETURNS void
881
    LANGUAGE plpgsql STRICT
882
    AS $$
883
BEGIN
884
    PERFORM util.eval(sql);
885
EXCEPTION
886
    WHEN duplicate_table  THEN NULL;
887
    WHEN duplicate_object THEN NULL; -- e.g. constraint
888
    WHEN duplicate_column THEN NULL;
889
    WHEN invalid_table_definition THEN
890
        IF SQLERRM LIKE 'multiple primary keys for table % are not allowed' THEN NULL;
891
        ELSE RAISE USING ERRCODE = SQLSTATE, MESSAGE = SQLERRM; -- rethrow
892
        END IF;
893
END;
894
$$;
895

    
896

    
897
--
898
-- Name: FUNCTION create_if_not_exists(sql text); Type: COMMENT; Schema: util; Owner: -
899
--
900

    
901
COMMENT ON FUNCTION create_if_not_exists(sql text) IS '
902
idempotent
903
';
904

    
905

    
906
--
907
-- Name: debug_print_sql(text); Type: FUNCTION; Schema: util; Owner: -
908
--
909

    
910
CREATE FUNCTION debug_print_sql(sql text) RETURNS void
911
    LANGUAGE sql IMMUTABLE
912
    AS $_$
913
/* newline before so the query starts at the beginning of the line.
914
newline after to visually separate queries from one another. */
915
SELECT util.raise_notice($$
916
$$||$1||$$
917
$$)
918
$_$;
919

    
920

    
921
--
922
-- Name: derived_cols(regclass, regclass); Type: FUNCTION; Schema: util; Owner: -
923
--
924

    
925
CREATE FUNCTION derived_cols(table_ regclass, names regclass) RETURNS SETOF text
926
    LANGUAGE sql STABLE STRICT
927
    AS $_$
928
SELECT util.eval2set($$
929
SELECT col
930
FROM util.col_names($$||quote_nullable($1)||$$::regclass) f (col)
931
LEFT JOIN $$||$2||$$ ON "to" = col
932
WHERE "from" IS NULL
933
$$, NULL::text)
934
$_$;
935

    
936

    
937
--
938
-- Name: FUNCTION derived_cols(table_ regclass, names regclass); Type: COMMENT; Schema: util; Owner: -
939
--
940

    
941
COMMENT ON FUNCTION derived_cols(table_ regclass, names regclass) IS '
942
gets table_''s derived columns (all the columns not in the names table)
943
';
944

    
945

    
946
--
947
-- Name: diff(regclass, regclass, anyelement); Type: FUNCTION; Schema: util; Owner: -
948
--
949

    
950
CREATE FUNCTION diff(left_table regclass, right_table regclass, col_type_null anyelement, OUT left_ anyelement, OUT right_ anyelement) RETURNS SETOF record
951
    LANGUAGE sql STABLE
952
    AS $_$
953
SELECT * FROM util.diff($1::text, $2::text, $3,
954
	util.has_single_row($1) AND util.has_single_row($2))
955
$_$;
956

    
957

    
958
--
959
-- Name: FUNCTION diff(left_table regclass, right_table regclass, col_type_null anyelement, OUT left_ anyelement, OUT right_ anyelement); Type: COMMENT; Schema: util; Owner: -
960
--
961

    
962
COMMENT ON FUNCTION diff(left_table regclass, right_table regclass, col_type_null anyelement, OUT left_ anyelement, OUT right_ anyelement) IS '
963
col_type_null (*required*): NULL::shared_base_type
964
usage:
965
SELECT * FROM util.diff(''"left_table"''::regclass, ''"right_table"''::regclass, NULL::shared_base_type)
966
';
967

    
968

    
969
--
970
-- Name: diff(text, text, anyelement, boolean); Type: FUNCTION; Schema: util; Owner: -
971
--
972

    
973
CREATE FUNCTION diff(left_ text, right_ text, col_type_null anyelement, single_row boolean DEFAULT false, OUT left_ anyelement, OUT right_ anyelement) RETURNS SETOF record
974
    LANGUAGE sql STABLE
975
    AS $_$
976
SELECT * FROM
977
util.eval2col_pair($$
978
/* need to explicitly cast each side to the return type because this does not
979
happen automatically even when an implicit cast is available */
980
SELECT left_::$$||pg_typeof($3)||$$, right_::$$||pg_typeof($3)||$$
981
FROM $$||$1||$$ left_
982
$$||util._if($4, 'CROSS'::text, 'FULL')||$$ JOIN $$||$2||$$ right_
983
$$||util._if($4, ''::text, $$ON left_ = right_
984
$$)||
985
$$WHERE left_ IS DISTINCT FROM right_
986
ORDER BY left_, right_
987
$$, $3)
988
$_$;
989

    
990

    
991
--
992
-- Name: FUNCTION diff(left_ text, right_ text, col_type_null anyelement, single_row boolean, OUT left_ anyelement, OUT right_ anyelement); Type: COMMENT; Schema: util; Owner: -
993
--
994

    
995
COMMENT ON FUNCTION diff(left_ text, right_ text, col_type_null anyelement, single_row boolean, OUT left_ anyelement, OUT right_ anyelement) IS '
996
col_type_null (*required*): NULL::col_type
997
single_row: whether the tables consist of a single row, which should be
998
	displayed side-by-side
999

    
1000
to run EXPLAIN on the FULL JOIN query:
1001
# run this function
1002
# look for a NOTICE containing the expanded query that it ran
1003
# run EXPLAIN on this expanded query
1004
';
1005

    
1006

    
1007
--
1008
-- Name: do_optionally_ignore(text, boolean); Type: FUNCTION; Schema: util; Owner: -
1009
--
1010

    
1011
CREATE FUNCTION do_optionally_ignore(sql text, ignore boolean) RETURNS void
1012
    LANGUAGE sql STRICT
1013
    AS $_$
1014
SELECT CASE WHEN $2 THEN util.try_create($1) ELSE util.create_if_not_exists($1) END
1015
$_$;
1016

    
1017

    
1018
--
1019
-- Name: FUNCTION do_optionally_ignore(sql text, ignore boolean); Type: COMMENT; Schema: util; Owner: -
1020
--
1021

    
1022
COMMENT ON FUNCTION do_optionally_ignore(sql text, ignore boolean) IS '
1023
idempotent
1024
';
1025

    
1026

    
1027
--
1028
-- Name: drop_column(col_ref, boolean); Type: FUNCTION; Schema: util; Owner: -
1029
--
1030

    
1031
CREATE FUNCTION drop_column(col col_ref, force boolean DEFAULT false) RETURNS void
1032
    LANGUAGE sql STRICT
1033
    AS $_$
1034
SELECT util.eval($$ALTER TABLE $$||$1.table_||$$ DROP COLUMN IF EXISTS $$||
1035
quote_ident($1.name)||util._if($2, $$ CASCADE$$, ''::text))
1036
$_$;
1037

    
1038

    
1039
--
1040
-- Name: FUNCTION drop_column(col col_ref, force boolean); Type: COMMENT; Schema: util; Owner: -
1041
--
1042

    
1043
COMMENT ON FUNCTION drop_column(col col_ref, force boolean) IS '
1044
idempotent
1045
';
1046

    
1047

    
1048
--
1049
-- Name: drop_table(text, boolean); Type: FUNCTION; Schema: util; Owner: -
1050
--
1051

    
1052
CREATE FUNCTION drop_table(table_ text, force boolean DEFAULT false) RETURNS void
1053
    LANGUAGE sql STRICT
1054
    AS $_$
1055
SELECT util.eval($$DROP TABLE IF EXISTS $$||$1
1056
||util._if($2, $$ CASCADE$$, ''::text))
1057
$_$;
1058

    
1059

    
1060
--
1061
-- Name: FUNCTION drop_table(table_ text, force boolean); Type: COMMENT; Schema: util; Owner: -
1062
--
1063

    
1064
COMMENT ON FUNCTION drop_table(table_ text, force boolean) IS '
1065
idempotent
1066
';
1067

    
1068

    
1069
--
1070
-- Name: drop_view(text, boolean); Type: FUNCTION; Schema: util; Owner: -
1071
--
1072

    
1073
CREATE FUNCTION drop_view(view_ text, force boolean DEFAULT false) RETURNS void
1074
    LANGUAGE sql STRICT
1075
    AS $_$
1076
SELECT util.eval($$DROP VIEW IF EXISTS $$||$1
1077
||util._if($2, $$ CASCADE$$, ''::text))
1078
$_$;
1079

    
1080

    
1081
--
1082
-- Name: FUNCTION drop_view(view_ text, force boolean); Type: COMMENT; Schema: util; Owner: -
1083
--
1084

    
1085
COMMENT ON FUNCTION drop_view(view_ text, force boolean) IS '
1086
idempotent
1087
';
1088

    
1089

    
1090
--
1091
-- Name: empty_array(anyelement); Type: FUNCTION; Schema: util; Owner: -
1092
--
1093

    
1094
CREATE FUNCTION empty_array(elem_type_null anyelement DEFAULT NULL::text) RETURNS anyarray
1095
    LANGUAGE sql IMMUTABLE
1096
    AS $_$
1097
SELECT util.array_fill($1, 0)
1098
$_$;
1099

    
1100

    
1101
--
1102
-- Name: FUNCTION empty_array(elem_type_null anyelement); Type: COMMENT; Schema: util; Owner: -
1103
--
1104

    
1105
COMMENT ON FUNCTION empty_array(elem_type_null anyelement) IS '
1106
constructs proper empty 1-dimensional array whose dimensions are not NULL ( ''{}''::text[] does not do this)
1107
';
1108

    
1109

    
1110
--
1111
-- Name: ensure_prefix(text, text); Type: FUNCTION; Schema: util; Owner: -
1112
--
1113

    
1114
CREATE FUNCTION ensure_prefix(prefix text, str text) RETURNS text
1115
    LANGUAGE sql IMMUTABLE
1116
    AS $_$
1117
SELECT (CASE WHEN util.has_prefix($1, $2) THEN $2 ELSE $1||$2 END)
1118
$_$;
1119

    
1120

    
1121
--
1122
-- Name: esc_name__append(text, text); Type: FUNCTION; Schema: util; Owner: -
1123
--
1124

    
1125
CREATE FUNCTION esc_name__append(suffix text, esc_name text) RETURNS text
1126
    LANGUAGE sql IMMUTABLE
1127
    AS $_$
1128
SELECT regexp_replace($2, '("?)$', $1||'\1')
1129
$_$;
1130

    
1131

    
1132
--
1133
-- Name: eval(text); Type: FUNCTION; Schema: util; Owner: -
1134
--
1135

    
1136
CREATE FUNCTION eval(sql text) RETURNS void
1137
    LANGUAGE plpgsql STRICT
1138
    AS $$
1139
BEGIN
1140
	PERFORM util.debug_print_sql(sql);
1141
	EXECUTE sql;
1142
END;
1143
$$;
1144

    
1145

    
1146
--
1147
-- Name: eval2col_pair(text, anyelement); Type: FUNCTION; Schema: util; Owner: -
1148
--
1149

    
1150
CREATE FUNCTION eval2col_pair(sql text, col_type_null anyelement, OUT left_ anyelement, OUT right_ anyelement) RETURNS SETOF record
1151
    LANGUAGE plpgsql
1152
    AS $$
1153
BEGIN
1154
	PERFORM util.debug_print_sql(sql);
1155
	RETURN QUERY EXECUTE sql;
1156
END;
1157
$$;
1158

    
1159

    
1160
--
1161
-- Name: FUNCTION eval2col_pair(sql text, col_type_null anyelement, OUT left_ anyelement, OUT right_ anyelement); Type: COMMENT; Schema: util; Owner: -
1162
--
1163

    
1164
COMMENT ON FUNCTION eval2col_pair(sql text, col_type_null anyelement, OUT left_ anyelement, OUT right_ anyelement) IS '
1165
col_type_null (*required*): NULL::col_type
1166
';
1167

    
1168

    
1169
--
1170
-- Name: eval2records(text); Type: FUNCTION; Schema: util; Owner: -
1171
--
1172

    
1173
CREATE FUNCTION eval2records(sql text) RETURNS SETOF record
1174
    LANGUAGE plpgsql
1175
    AS $$
1176
BEGIN
1177
	PERFORM util.debug_print_sql(sql);
1178
	RETURN QUERY EXECUTE sql;
1179
END;
1180
$$;
1181

    
1182

    
1183
--
1184
-- Name: eval2set(text, anyelement); Type: FUNCTION; Schema: util; Owner: -
1185
--
1186

    
1187
CREATE FUNCTION eval2set(sql text, ret_type_null anyelement DEFAULT NULL::text) RETURNS SETOF anyelement
1188
    LANGUAGE plpgsql
1189
    AS $$
1190
BEGIN
1191
	PERFORM util.debug_print_sql(sql);
1192
	RETURN QUERY EXECUTE sql;
1193
END;
1194
$$;
1195

    
1196

    
1197
--
1198
-- Name: FUNCTION eval2set(sql text, ret_type_null anyelement); Type: COMMENT; Schema: util; Owner: -
1199
--
1200

    
1201
COMMENT ON FUNCTION eval2set(sql text, ret_type_null anyelement) IS '
1202
ret_type_null: NULL::ret_type
1203
';
1204

    
1205

    
1206
--
1207
-- Name: eval2val(text, anyelement); Type: FUNCTION; Schema: util; Owner: -
1208
--
1209

    
1210
CREATE FUNCTION eval2val(sql text, ret_type_null anyelement DEFAULT NULL::text) RETURNS anyelement
1211
    LANGUAGE plpgsql
1212
    AS $$
1213
DECLARE
1214
	ret_val ret_type_null%TYPE;
1215
BEGIN
1216
	PERFORM util.debug_print_sql(sql);
1217
	EXECUTE sql INTO STRICT ret_val;
1218
	RETURN ret_val;
1219
END;
1220
$$;
1221

    
1222

    
1223
--
1224
-- Name: FUNCTION eval2val(sql text, ret_type_null anyelement); Type: COMMENT; Schema: util; Owner: -
1225
--
1226

    
1227
COMMENT ON FUNCTION eval2val(sql text, ret_type_null anyelement) IS '
1228
ret_type_null: NULL::ret_type
1229
';
1230

    
1231

    
1232
--
1233
-- Name: eval_expr(text, anyelement); Type: FUNCTION; Schema: util; Owner: -
1234
--
1235

    
1236
CREATE FUNCTION eval_expr(sql text, ret_type_null anyelement DEFAULT NULL::text) RETURNS anyelement
1237
    LANGUAGE sql
1238
    AS $_$
1239
SELECT util.eval2val($$SELECT $$||$1, $2)
1240
$_$;
1241

    
1242

    
1243
--
1244
-- Name: FUNCTION eval_expr(sql text, ret_type_null anyelement); Type: COMMENT; Schema: util; Owner: -
1245
--
1246

    
1247
COMMENT ON FUNCTION eval_expr(sql text, ret_type_null anyelement) IS '
1248
ret_type_null: NULL::ret_type
1249
';
1250

    
1251

    
1252
--
1253
-- Name: eval_expr_passthru(text, anyelement); Type: FUNCTION; Schema: util; Owner: -
1254
--
1255

    
1256
CREATE FUNCTION eval_expr_passthru(sql text, ret_type_null anyelement DEFAULT NULL::text) RETURNS anyelement
1257
    LANGUAGE sql
1258
    AS $_$
1259
SELECT CASE WHEN $1 IS NULL THEN NULL ELSE util.eval_expr($1, $2) END
1260
$_$;
1261

    
1262

    
1263
--
1264
-- Name: FUNCTION eval_expr_passthru(sql text, ret_type_null anyelement); Type: COMMENT; Schema: util; Owner: -
1265
--
1266

    
1267
COMMENT ON FUNCTION eval_expr_passthru(sql text, ret_type_null anyelement) IS '
1268
sql: can be NULL, which will be passed through
1269
ret_type_null: NULL::ret_type
1270
';
1271

    
1272

    
1273
--
1274
-- Name: existing_cols(regclass, text[]); Type: FUNCTION; Schema: util; Owner: -
1275
--
1276

    
1277
CREATE FUNCTION existing_cols(table_ regclass, VARIADIC col_names text[]) RETURNS SETOF text
1278
    LANGUAGE sql STABLE STRICT
1279
    AS $_$
1280
SELECT col_name
1281
FROM unnest($2) s (col_name)
1282
WHERE util.col_exists(($1, col_name))
1283
$_$;
1284

    
1285

    
1286
--
1287
-- Name: explain(text); Type: FUNCTION; Schema: util; Owner: -
1288
--
1289

    
1290
CREATE FUNCTION explain(sql text) RETURNS SETOF text
1291
    LANGUAGE sql
1292
    AS $_$
1293
SELECT util.eval2set($$EXPLAIN $$||$1)
1294
$_$;
1295

    
1296

    
1297
--
1298
-- Name: explain2notice(text); Type: FUNCTION; Schema: util; Owner: -
1299
--
1300

    
1301
CREATE FUNCTION explain2notice(sql text) RETURNS void
1302
    LANGUAGE plpgsql
1303
    AS $_$
1304
BEGIN
1305
	RAISE NOTICE '%', $$EXPLAIN:
1306
$$||util.explain2str(sql);
1307
END;
1308
$_$;
1309

    
1310

    
1311
--
1312
-- Name: explain2str(text); Type: FUNCTION; Schema: util; Owner: -
1313
--
1314

    
1315
CREATE FUNCTION explain2str(sql text) RETURNS text
1316
    LANGUAGE sql
1317
    AS $_$
1318
SELECT util.join_strs(explain, $$
1319
$$) FROM util.explain($1)
1320
$_$;
1321

    
1322

    
1323
SET default_tablespace = '';
1324

    
1325
SET default_with_oids = false;
1326

    
1327
--
1328
-- Name: explain; Type: TABLE; Schema: util; Owner: -; Tablespace: 
1329
--
1330

    
1331
CREATE TABLE explain (
1332
    line text NOT NULL
1333
);
1334

    
1335

    
1336
--
1337
-- Name: explain2table(text, regclass); Type: FUNCTION; Schema: util; Owner: -
1338
--
1339

    
1340
CREATE FUNCTION explain2table(sql text, table_ regclass DEFAULT 'explain'::regclass) RETURNS void
1341
    LANGUAGE sql
1342
    AS $_$
1343
SELECT util.eval($$INSERT INTO $$||$2||$$ SELECT util.explain(
1344
$$||quote_nullable($1)||$$
1345
)$$)
1346
$_$;
1347

    
1348

    
1349
--
1350
-- Name: FUNCTION explain2table(sql text, table_ regclass); Type: COMMENT; Schema: util; Owner: -
1351
--
1352

    
1353
COMMENT ON FUNCTION explain2table(sql text, table_ regclass) IS '
1354
usage:
1355
PERFORM util.explain2table($$
1356
query
1357
$$);
1358
';
1359

    
1360

    
1361
--
1362
-- Name: fix_array(anyarray); Type: FUNCTION; Schema: util; Owner: -
1363
--
1364

    
1365
CREATE FUNCTION fix_array("array" anyarray) RETURNS anyarray
1366
    LANGUAGE sql IMMUTABLE
1367
    AS $_$
1368
SELECT CASE WHEN $1 IS NULL THEN NULL ELSE (
1369
	CASE WHEN pg_catalog.array_ndims($1) IS NULL THEN util.empty_array($1[1]) ELSE $1 END
1370
) END
1371
$_$;
1372

    
1373

    
1374
--
1375
-- Name: FUNCTION fix_array("array" anyarray); Type: COMMENT; Schema: util; Owner: -
1376
--
1377

    
1378
COMMENT ON FUNCTION fix_array("array" anyarray) IS '
1379
ensures that an array will always have proper non-NULL dimensions
1380
';
1381

    
1382

    
1383
--
1384
-- Name: force_recreate(text, text[]); Type: FUNCTION; Schema: util; Owner: -
1385
--
1386

    
1387
CREATE FUNCTION force_recreate(cmd text, users text[] DEFAULT NULL::text[]) RETURNS void
1388
    LANGUAGE plpgsql
1389
    AS $_$
1390
DECLARE
1391
	PG_EXCEPTION_DETAIL text;
1392
	recreate_users_cmd text = util.save_drop_views(users);
1393
BEGIN
1394
	PERFORM util.eval(cmd);
1395
	PERFORM util.eval(recreate_users_cmd);
1396
EXCEPTION
1397
WHEN dependent_objects_still_exist THEN
1398
	IF users IS NOT NULL THEN RAISE; END IF; -- save_drop_views() didn't fix it
1399
	GET STACKED DIAGNOSTICS PG_EXCEPTION_DETAIL = PG_EXCEPTION_DETAIL;
1400
	users = array(SELECT * FROM util.regexp_matches_group(
1401
		PG_EXCEPTION_DETAIL, '(?m)^view (.*) depends on table .*$'));
1402
	IF util.is_empty(users) THEN RAISE; END IF;
1403
	PERFORM util.force_recreate(cmd, users);
1404
END;
1405
$_$;
1406

    
1407

    
1408
--
1409
-- Name: FUNCTION force_recreate(cmd text, users text[]); Type: COMMENT; Schema: util; Owner: -
1410
--
1411

    
1412
COMMENT ON FUNCTION force_recreate(cmd text, users text[]) IS '
1413
idempotent
1414

    
1415
users: not necessary to provide this because it will be autopopulated
1416
';
1417

    
1418

    
1419
--
1420
-- Name: force_update_view(text, text); Type: FUNCTION; Schema: util; Owner: -
1421
--
1422

    
1423
CREATE FUNCTION force_update_view(view_ text, query text) RETURNS void
1424
    LANGUAGE plpgsql STRICT
1425
    AS $_$
1426
DECLARE
1427
	mk_view text = $$CREATE OR REPLACE VIEW $$||view_||$$ AS
1428
$$||query;
1429
BEGIN
1430
	EXECUTE mk_view;
1431
EXCEPTION
1432
WHEN invalid_table_definition THEN
1433
	IF SQLERRM = 'cannot drop columns from view'
1434
	OR SQLERRM LIKE 'cannot change name of view column "%" to "%"'
1435
	THEN
1436
		EXECUTE $$DROP VIEW $$||view_||$$ CASCADE$$;
1437
		EXECUTE mk_view;
1438
	ELSE RAISE USING ERRCODE = SQLSTATE, MESSAGE = SQLERRM;
1439
	END IF;
1440
END;
1441
$_$;
1442

    
1443

    
1444
--
1445
-- Name: FUNCTION force_update_view(view_ text, query text); Type: COMMENT; Schema: util; Owner: -
1446
--
1447

    
1448
COMMENT ON FUNCTION force_update_view(view_ text, query text) IS '
1449
idempotent
1450
';
1451

    
1452

    
1453
--
1454
-- Name: grants_users(); Type: FUNCTION; Schema: util; Owner: -
1455
--
1456

    
1457
CREATE FUNCTION grants_users() RETURNS SETOF text
1458
    LANGUAGE sql IMMUTABLE
1459
    AS $$
1460
VALUES ('bien_read'), ('public_')
1461
$$;
1462

    
1463

    
1464
--
1465
-- Name: has_prefix(text, text); Type: FUNCTION; Schema: util; Owner: -
1466
--
1467

    
1468
CREATE FUNCTION has_prefix(prefix text, str text) RETURNS boolean
1469
    LANGUAGE sql IMMUTABLE
1470
    AS $_$
1471
SELECT substring($2 for length($1)) = $1
1472
$_$;
1473

    
1474

    
1475
--
1476
-- Name: has_single_row(regclass); Type: FUNCTION; Schema: util; Owner: -
1477
--
1478

    
1479
CREATE FUNCTION has_single_row(table_ regclass) RETURNS boolean
1480
    LANGUAGE sql STABLE
1481
    AS $_$
1482
SELECT util.eval2val($$SELECT COUNT(*) = 1 FROM $$||$1, NULL::boolean)
1483
$_$;
1484

    
1485

    
1486
--
1487
-- Name: hstore(text[], text); Type: FUNCTION; Schema: util; Owner: -
1488
--
1489

    
1490
CREATE FUNCTION hstore(keys text[], value text) RETURNS hstore
1491
    LANGUAGE sql IMMUTABLE
1492
    AS $_$
1493
SELECT hstore(util.fix_array($1), util.array_fill($2, util.array_length($1)))
1494
$_$;
1495

    
1496

    
1497
--
1498
-- Name: FUNCTION hstore(keys text[], value text); Type: COMMENT; Schema: util; Owner: -
1499
--
1500

    
1501
COMMENT ON FUNCTION hstore(keys text[], value text) IS '
1502
avoids repeating the same value for each key
1503
';
1504

    
1505

    
1506
--
1507
-- Name: ifnull(anyelement, anyelement); Type: FUNCTION; Schema: util; Owner: -
1508
--
1509

    
1510
CREATE FUNCTION ifnull(value anyelement, null_ anyelement) RETURNS anyelement
1511
    LANGUAGE sql IMMUTABLE
1512
    AS $_$
1513
SELECT COALESCE($1, $2)
1514
$_$;
1515

    
1516

    
1517
--
1518
-- Name: FUNCTION ifnull(value anyelement, null_ anyelement); Type: COMMENT; Schema: util; Owner: -
1519
--
1520

    
1521
COMMENT ON FUNCTION ifnull(value anyelement, null_ anyelement) IS '
1522
equivalent to MySQL''s IFNULL() (Postgres auto-lowercases the name)
1523
';
1524

    
1525

    
1526
--
1527
-- Name: inherit(regclass, regclass); Type: FUNCTION; Schema: util; Owner: -
1528
--
1529

    
1530
CREATE FUNCTION inherit(derived regclass, base regclass) RETURNS void
1531
    LANGUAGE sql
1532
    AS $_$
1533
SELECT util.eval($$ALTER TABLE $$||$1||$$ INHERIT $$||$2)
1534
$_$;
1535

    
1536

    
1537
--
1538
-- Name: is_constant(col_ref); Type: FUNCTION; Schema: util; Owner: -
1539
--
1540

    
1541
CREATE FUNCTION is_constant(col col_ref) RETURNS boolean
1542
    LANGUAGE sql STABLE STRICT
1543
    AS $_$
1544
SELECT COALESCE(util.col_comment($1) LIKE 'constant%', false)
1545
$_$;
1546

    
1547

    
1548
--
1549
-- Name: is_empty(anyarray); Type: FUNCTION; Schema: util; Owner: -
1550
--
1551

    
1552
CREATE FUNCTION is_empty("array" anyarray) RETURNS boolean
1553
    LANGUAGE sql IMMUTABLE
1554
    AS $_$
1555
SELECT util.array_length($1) = 0
1556
$_$;
1557

    
1558

    
1559
--
1560
-- Name: is_more_complete_than(anyelement, anyelement); Type: FUNCTION; Schema: util; Owner: -
1561
--
1562

    
1563
CREATE FUNCTION is_more_complete_than("left" anyelement, "right" anyelement) RETURNS boolean
1564
    LANGUAGE sql IMMUTABLE
1565
    AS $_$
1566
SELECT $1 IS NOT DISTINCT FROM $2 OR ($1 IS NOT NULL AND $2 IS NULL)
1567
$_$;
1568

    
1569

    
1570
--
1571
-- Name: is_populated_more_often_than(anyelement, anyelement); Type: FUNCTION; Schema: util; Owner: -
1572
--
1573

    
1574
CREATE FUNCTION is_populated_more_often_than("left" anyelement, "right" anyelement) RETURNS boolean
1575
    LANGUAGE sql IMMUTABLE
1576
    AS $_$
1577
SELECT $1 IS NOT NULL >= $2 IS NOT NULL -- true > false
1578
$_$;
1579

    
1580

    
1581
--
1582
-- Name: join_strs_transform(text, text, text); Type: FUNCTION; Schema: util; Owner: -
1583
--
1584

    
1585
CREATE FUNCTION join_strs_transform(state text, value text, delim text) RETURNS text
1586
    LANGUAGE sql IMMUTABLE STRICT
1587
    AS $_$
1588
SELECT $1 || $3 || $2
1589
$_$;
1590

    
1591

    
1592
--
1593
-- Name: limit2row_num(integer, integer, integer); Type: FUNCTION; Schema: util; Owner: -
1594
--
1595

    
1596
CREATE FUNCTION limit2row_num(limit_ integer, offset_ integer DEFAULT NULL::integer, min_row_num integer DEFAULT 1) RETURNS integer
1597
    LANGUAGE sql IMMUTABLE
1598
    AS $_$
1599
SELECT COALESCE(util.offset2row_num($2, $3) + $1 - 1, 2147483647)
1600
$_$;
1601

    
1602

    
1603
--
1604
-- Name: ltrim_nl(text); Type: FUNCTION; Schema: util; Owner: -
1605
--
1606

    
1607
CREATE FUNCTION ltrim_nl(str text) RETURNS text
1608
    LANGUAGE sql IMMUTABLE
1609
    AS $_$
1610
SELECT ltrim($1, $$
1611
$$)
1612
$_$;
1613

    
1614

    
1615
--
1616
-- Name: map_filter_insert(); Type: FUNCTION; Schema: util; Owner: -
1617
--
1618

    
1619
CREATE FUNCTION map_filter_insert() RETURNS trigger
1620
    LANGUAGE plpgsql
1621
    AS $$
1622
BEGIN
1623
	IF new."from" LIKE ':%' THEN RETURN NULL; END IF; -- exclude metadata values
1624
	RETURN new;
1625
END;
1626
$$;
1627

    
1628

    
1629
--
1630
-- Name: map_get(regclass, text); Type: FUNCTION; Schema: util; Owner: -
1631
--
1632

    
1633
CREATE FUNCTION map_get(map regclass, key text) RETURNS text
1634
    LANGUAGE plpgsql STABLE STRICT
1635
    AS $_$
1636
DECLARE
1637
    value text;
1638
BEGIN
1639
    EXECUTE $$SELECT "to" FROM $$||map||$$ WHERE "from" = $1$$
1640
        INTO value USING key;
1641
    RETURN value;
1642
END;
1643
$_$;
1644

    
1645

    
1646
--
1647
-- Name: map_nulls(text[], anyelement); Type: FUNCTION; Schema: util; Owner: -
1648
--
1649

    
1650
CREATE FUNCTION map_nulls(nulls text[], value anyelement) RETURNS anyelement
1651
    LANGUAGE sql IMMUTABLE
1652
    AS $_$
1653
SELECT util._map(util.nulls_map($1), $2)
1654
$_$;
1655

    
1656

    
1657
--
1658
-- Name: FUNCTION map_nulls(nulls text[], value anyelement); Type: COMMENT; Schema: util; Owner: -
1659
--
1660

    
1661
COMMENT ON FUNCTION map_nulls(nulls text[], value anyelement) IS '
1662
due to dynamic inlining[1], this is just as fast as util._map() which it wraps[2].
1663

    
1664
[1] inlining of function calls, which is different from constant folding
1665
[2] _map()''s profiling query
1666
SELECT util._map(''"1"=>NULL, "2"=>NULL, "3"=>NULL, *=>*'', v) FROM unnest(array_fill(1, array[100000])) f (v)
1667
and map_nulls()''s profiling query
1668
SELECT util.map_nulls(array[1, 2, 3]::text[], v) FROM unnest(array_fill(1, array[100000])) f (v)
1669
both take ~920 ms.
1670
also, /inputs/REMIB/Specimen/postprocess.sql > country takes the same amount of time (56000 ms) to build with map_nulls() as with a literal hstore.
1671
';
1672

    
1673

    
1674
--
1675
-- Name: map_values(regclass); Type: FUNCTION; Schema: util; Owner: -
1676
--
1677

    
1678
CREATE FUNCTION map_values(map regclass) RETURNS SETOF text
1679
    LANGUAGE plpgsql STABLE STRICT
1680
    AS $_$
1681
BEGIN
1682
    RETURN QUERY EXECUTE $$SELECT "to" FROM $$||map;
1683
END;
1684
$_$;
1685

    
1686

    
1687
--
1688
-- Name: materialize_query(text, text); Type: FUNCTION; Schema: util; Owner: -
1689
--
1690

    
1691
CREATE FUNCTION materialize_query(table_esc text, sql text) RETURNS void
1692
    LANGUAGE sql
1693
    AS $_$
1694
SELECT util.create_if_not_exists($$CREATE TABLE $$||$1||$$ AS
1695
$$||util.ltrim_nl($2));
1696
-- make sure the created table has the correct estimated row count
1697
SELECT util.analyze_($1);
1698
$_$;
1699

    
1700

    
1701
--
1702
-- Name: FUNCTION materialize_query(table_esc text, sql text); Type: COMMENT; Schema: util; Owner: -
1703
--
1704

    
1705
COMMENT ON FUNCTION materialize_query(table_esc text, sql text) IS '
1706
idempotent
1707
';
1708

    
1709

    
1710
--
1711
-- Name: materialize_view(text, regclass); Type: FUNCTION; Schema: util; Owner: -
1712
--
1713

    
1714
CREATE FUNCTION materialize_view(table_esc text, view_ regclass) RETURNS void
1715
    LANGUAGE sql
1716
    AS $_$
1717
SELECT util.materialize_query($1, $$SELECT * FROM $$||$2)
1718
$_$;
1719

    
1720

    
1721
--
1722
-- Name: FUNCTION materialize_view(table_esc text, view_ regclass); Type: COMMENT; Schema: util; Owner: -
1723
--
1724

    
1725
COMMENT ON FUNCTION materialize_view(table_esc text, view_ regclass) IS '
1726
idempotent
1727
';
1728

    
1729

    
1730
--
1731
-- Name: mk_const_col(col_ref, anyelement); Type: FUNCTION; Schema: util; Owner: -
1732
--
1733

    
1734
CREATE FUNCTION mk_const_col(col col_ref, value anyelement) RETURNS void
1735
    LANGUAGE sql STRICT
1736
    AS $_$
1737
SELECT util.create_if_not_exists($$
1738
ALTER TABLE $$||$1.table_||$$ ADD COLUMN $$
1739
||quote_ident($1.name)||$$ $$||pg_typeof($2)||util.type_qual($2)||$$ DEFAULT $$
1740
||quote_literal($2)||$$;
1741
COMMENT ON COLUMN $$||$1.table_||$$.$$||quote_ident($1.name)||$$ IS '
1742
constant
1743
';
1744
$$)
1745
$_$;
1746

    
1747

    
1748
--
1749
-- Name: FUNCTION mk_const_col(col col_ref, value anyelement); Type: COMMENT; Schema: util; Owner: -
1750
--
1751

    
1752
COMMENT ON FUNCTION mk_const_col(col col_ref, value anyelement) IS '
1753
idempotent
1754
';
1755

    
1756

    
1757
--
1758
-- Name: mk_derived_col(col_ref, text, boolean); Type: FUNCTION; Schema: util; Owner: -
1759
--
1760

    
1761
CREATE FUNCTION mk_derived_col(col col_ref, expr text, overwrite boolean DEFAULT false) RETURNS void
1762
    LANGUAGE plpgsql STRICT
1763
    AS $_$
1764
DECLARE
1765
    type regtype = util.typeof(expr, col.table_::text::regtype);
1766
    col_name_sql text = quote_ident(col.name);
1767
BEGIN
1768
    PERFORM util.create_if_not_exists((CASE WHEN overwrite THEN '' ELSE $$
1769
ALTER TABLE $$||col.table_||$$ ADD   COLUMN $$||col_name_sql||$$      $$||type||$$;$$ END)||$$
1770
ALTER TABLE $$||col.table_||$$ ALTER COLUMN $$||col_name_sql||$$ TYPE $$||type||$$ USING
1771
$$||expr||$$;
1772
$$);
1773
END;
1774
$_$;
1775

    
1776

    
1777
--
1778
-- Name: FUNCTION mk_derived_col(col col_ref, expr text, overwrite boolean); Type: COMMENT; Schema: util; Owner: -
1779
--
1780

    
1781
COMMENT ON FUNCTION mk_derived_col(col col_ref, expr text, overwrite boolean) IS '
1782
idempotent
1783
';
1784

    
1785

    
1786
--
1787
-- Name: mk_map_table(text); Type: FUNCTION; Schema: util; Owner: -
1788
--
1789

    
1790
CREATE FUNCTION mk_map_table(table_ text) RETURNS void
1791
    LANGUAGE sql STRICT
1792
    AS $_$
1793
SELECT util.create_if_not_exists($$
1794
CREATE TABLE $$||$1||$$
1795
(
1796
    LIKE util.map INCLUDING ALL
1797
);
1798

    
1799
CREATE TRIGGER map_filter_insert
1800
  BEFORE INSERT
1801
  ON $$||$1||$$
1802
  FOR EACH ROW
1803
  EXECUTE PROCEDURE util.map_filter_insert();
1804
$$)
1805
$_$;
1806

    
1807

    
1808
--
1809
-- Name: mk_search_path(text[]); Type: FUNCTION; Schema: util; Owner: -
1810
--
1811

    
1812
CREATE FUNCTION mk_search_path(VARIADIC schemas text[]) RETURNS text
1813
    LANGUAGE sql IMMUTABLE
1814
    AS $_$
1815
SELECT string_agg(quote_ident(unnest), ', ') FROM unnest($1)
1816
$_$;
1817

    
1818

    
1819
--
1820
-- Name: mk_set_search_path(text[]); Type: FUNCTION; Schema: util; Owner: -
1821
--
1822

    
1823
CREATE FUNCTION mk_set_search_path(VARIADIC schemas text[]) RETURNS text
1824
    LANGUAGE sql IMMUTABLE
1825
    AS $_$
1826
SELECT util.mk_set_search_path(util.mk_search_path(VARIADIC $1))
1827
$_$;
1828

    
1829

    
1830
--
1831
-- Name: FUNCTION mk_set_search_path(VARIADIC schemas text[]); Type: COMMENT; Schema: util; Owner: -
1832
--
1833

    
1834
COMMENT ON FUNCTION mk_set_search_path(VARIADIC schemas text[]) IS '
1835
usage:
1836
for *1* schema arg:
1837
SELECT util.mk_set_search_path(''schema'', NULL) AS search_path;
1838
	-- 2 params are needed to use the correct variant of mk_set_search_path()
1839
';
1840

    
1841

    
1842
--
1843
-- Name: mk_set_search_path(text); Type: FUNCTION; Schema: util; Owner: -
1844
--
1845

    
1846
CREATE FUNCTION mk_set_search_path(search_path text) RETURNS text
1847
    LANGUAGE sql IMMUTABLE
1848
    AS $_$
1849
SELECT $$SET LOCAL search_path TO $$||$1
1850
$_$;
1851

    
1852

    
1853
--
1854
-- Name: mk_source_col(regclass); Type: FUNCTION; Schema: util; Owner: -
1855
--
1856

    
1857
CREATE FUNCTION mk_source_col(table_ regclass) RETURNS void
1858
    LANGUAGE sql STRICT
1859
    AS $_$
1860
SELECT util.mk_const_col(($1, 'source'), util.schema($1))
1861
$_$;
1862

    
1863

    
1864
--
1865
-- Name: FUNCTION mk_source_col(table_ regclass); Type: COMMENT; Schema: util; Owner: -
1866
--
1867

    
1868
COMMENT ON FUNCTION mk_source_col(table_ regclass) IS '
1869
idempotent
1870
';
1871

    
1872

    
1873
--
1874
-- Name: mk_subset_by_row_num_func(regclass); Type: FUNCTION; Schema: util; Owner: -
1875
--
1876

    
1877
CREATE FUNCTION mk_subset_by_row_num_func(view_ regclass) RETURNS void
1878
    LANGUAGE plpgsql STRICT
1879
    AS $_$
1880
DECLARE
1881
	view_qual_name text = util.qual_name(view_);
1882
BEGIN
1883
	EXECUTE $$
1884
CREATE OR REPLACE FUNCTION $$||view_||$$(limit_ integer DEFAULT NULL::integer, offset_ integer DEFAULT NULL)
1885
  RETURNS SETOF $$||view_||$$ AS
1886
$BODY1$
1887
SELECT * FROM $$||view_qual_name||$$
1888
ORDER BY sort_col
1889
LIMIT $1 OFFSET $2
1890
$BODY1$
1891
  LANGUAGE sql STABLE
1892
  COST 100
1893
  ROWS 1000
1894
$$;
1895
	
1896
	PERFORM util.mk_subset_by_row_num_no_sort_func(view_);
1897
END;
1898
$_$;
1899

    
1900

    
1901
--
1902
-- Name: mk_subset_by_row_num_func(regclass, text); Type: FUNCTION; Schema: util; Owner: -
1903
--
1904

    
1905
CREATE FUNCTION mk_subset_by_row_num_func(view_ regclass, row_num_col text) RETURNS void
1906
    LANGUAGE plpgsql STRICT
1907
    AS $_$
1908
DECLARE
1909
	view_qual_name text = util.qual_name(view_);
1910
	row_num__min__fn text = util.esc_name__append('__row_num__min', view_qual_name);
1911
BEGIN
1912
	EXECUTE $$
1913
CREATE OR REPLACE FUNCTION $$||row_num__min__fn||$$()
1914
  RETURNS integer AS
1915
$BODY1$
1916
SELECT $$||quote_ident(row_num_col)||$$
1917
FROM $$||view_qual_name||$$
1918
ORDER BY $$||quote_ident(row_num_col)||$$ ASC
1919
LIMIT 1
1920
$BODY1$
1921
  LANGUAGE sql STABLE
1922
  COST 100;
1923
$$;
1924
	
1925
	EXECUTE $$
1926
CREATE OR REPLACE FUNCTION $$||view_||$$(limit_ integer DEFAULT NULL::integer, offset_ integer DEFAULT NULL)
1927
  RETURNS SETOF $$||view_||$$ AS
1928
$BODY1$
1929
SELECT * FROM $$||view_qual_name||$$
1930
WHERE $$||quote_ident(row_num_col)||$$ BETWEEN
1931
	util.offset2row_num(    $2, $$||row_num__min__fn||$$())
1932
AND util.limit2row_num ($1, $2, $$||row_num__min__fn||$$())
1933
ORDER BY $$||quote_ident(row_num_col)||$$
1934
$BODY1$
1935
  LANGUAGE sql STABLE
1936
  COST 100
1937
  ROWS 1000
1938
$$;
1939
	
1940
	PERFORM util.mk_subset_by_row_num_no_sort_func(view_);
1941
END;
1942
$_$;
1943

    
1944

    
1945
--
1946
-- Name: mk_subset_by_row_num_no_sort_func(regclass); Type: FUNCTION; Schema: util; Owner: -
1947
--
1948

    
1949
CREATE FUNCTION mk_subset_by_row_num_no_sort_func(view_ regclass) RETURNS void
1950
    LANGUAGE plpgsql STRICT
1951
    AS $_$
1952
DECLARE
1953
	view_qual_name text = util.qual_name(view_);
1954
BEGIN
1955
	EXECUTE $$
1956
CREATE OR REPLACE FUNCTION $$||view_||$$(no_sort boolean, limit_ integer DEFAULT NULL::integer, offset_ integer DEFAULT NULL)
1957
  RETURNS SETOF $$||view_||$$
1958
  SET enable_sort TO 'off'
1959
  AS
1960
$BODY1$
1961
SELECT * FROM $$||view_qual_name||$$($2, $3)
1962
$BODY1$
1963
  LANGUAGE sql STABLE
1964
  COST 100
1965
  ROWS 1000
1966
;
1967
COMMENT ON FUNCTION $$||view_||$$(no_sort boolean, limit_ integer, offset_ integer) IS '
1968
Use this for limit values greater than ~100,000 to avoid unwanted slow sorts.
1969
If you want to run EXPLAIN and get expanded output, use the regular subset
1970
function instead. (When a config param is set on a function, EXPLAIN produces
1971
just a function scan.)
1972
';
1973
$$;
1974
END;
1975
$_$;
1976

    
1977

    
1978
--
1979
-- Name: FUNCTION mk_subset_by_row_num_no_sort_func(view_ regclass); Type: COMMENT; Schema: util; Owner: -
1980
--
1981

    
1982
COMMENT ON FUNCTION mk_subset_by_row_num_no_sort_func(view_ regclass) IS '
1983
creates subset function which turns off enable_sort
1984
';
1985

    
1986

    
1987
--
1988
-- Name: mk_use_own_schema(anyelement); Type: FUNCTION; Schema: util; Owner: -
1989
--
1990

    
1991
CREATE FUNCTION mk_use_own_schema(schema_anchor anyelement) RETURNS text
1992
    LANGUAGE sql IMMUTABLE
1993
    AS $_$
1994
SELECT util.mk_set_search_path(util.schema_esc($1))
1995
$_$;
1996

    
1997

    
1998
--
1999
-- Name: name(regclass); Type: FUNCTION; Schema: util; Owner: -
2000
--
2001

    
2002
CREATE FUNCTION name(table_ regclass) RETURNS text
2003
    LANGUAGE sql STABLE
2004
    AS $_$
2005
SELECT relname::text FROM pg_class WHERE oid = $1
2006
$_$;
2007

    
2008

    
2009
--
2010
-- Name: name(regtype); Type: FUNCTION; Schema: util; Owner: -
2011
--
2012

    
2013
CREATE FUNCTION name(type regtype) RETURNS text
2014
    LANGUAGE sql STABLE STRICT
2015
    AS $_$
2016
SELECT typname::text FROM pg_type WHERE oid = $1
2017
$_$;
2018

    
2019

    
2020
--
2021
-- Name: not_empty(anyarray); Type: FUNCTION; Schema: util; Owner: -
2022
--
2023

    
2024
CREATE FUNCTION not_empty(value anyarray) RETURNS boolean
2025
    LANGUAGE sql IMMUTABLE
2026
    AS $_$
2027
SELECT $1 IS NOT NULL AND util.array_length($1) > 0
2028
$_$;
2029

    
2030

    
2031
--
2032
-- Name: not_null(anyelement); Type: FUNCTION; Schema: util; Owner: -
2033
--
2034

    
2035
CREATE FUNCTION not_null(value anyelement) RETURNS boolean
2036
    LANGUAGE sql IMMUTABLE
2037
    AS $_$
2038
SELECT $1 IS NOT NULL
2039
$_$;
2040

    
2041

    
2042
--
2043
-- Name: nulls_map(text[]); Type: FUNCTION; Schema: util; Owner: -
2044
--
2045

    
2046
CREATE FUNCTION nulls_map(nulls text[]) RETURNS hstore
2047
    LANGUAGE sql IMMUTABLE
2048
    AS $_$
2049
SELECT util.hstore($1, NULL) || '*=>*'
2050
$_$;
2051

    
2052

    
2053
--
2054
-- Name: FUNCTION nulls_map(nulls text[]); Type: COMMENT; Schema: util; Owner: -
2055
--
2056

    
2057
COMMENT ON FUNCTION nulls_map(nulls text[]) IS '
2058
for use with _map()
2059
';
2060

    
2061

    
2062
--
2063
-- Name: offset2row_num(integer, integer); Type: FUNCTION; Schema: util; Owner: -
2064
--
2065

    
2066
CREATE FUNCTION offset2row_num(offset_ integer, min_row_num integer DEFAULT 1) RETURNS integer
2067
    LANGUAGE sql IMMUTABLE
2068
    AS $_$
2069
SELECT $2 + COALESCE($1, 0)
2070
$_$;
2071

    
2072

    
2073
--
2074
-- Name: qual_name(text[]); Type: FUNCTION; Schema: util; Owner: -
2075
--
2076

    
2077
CREATE FUNCTION qual_name(VARIADIC elems text[]) RETURNS text
2078
    LANGUAGE sql IMMUTABLE
2079
    AS $_$
2080
SELECT string_agg(quote_ident(unnest), '.') FROM unnest($1)
2081
$_$;
2082

    
2083

    
2084
--
2085
-- Name: qual_name(regclass); Type: FUNCTION; Schema: util; Owner: -
2086
--
2087

    
2088
CREATE FUNCTION qual_name(table_ regclass) RETURNS text
2089
    LANGUAGE sql STABLE STRICT
2090
    SET search_path TO pg_temp
2091
    AS $_$
2092
SELECT $1::text
2093
$_$;
2094

    
2095

    
2096
--
2097
-- Name: qual_name(regtype); Type: FUNCTION; Schema: util; Owner: -
2098
--
2099

    
2100
CREATE FUNCTION qual_name(type regtype) RETURNS text
2101
    LANGUAGE sql STABLE STRICT
2102
    SET search_path TO pg_temp
2103
    AS $_$
2104
SELECT $1::text
2105
$_$;
2106

    
2107

    
2108
--
2109
-- Name: FUNCTION qual_name(type regtype); Type: COMMENT; Schema: util; Owner: -
2110
--
2111

    
2112
COMMENT ON FUNCTION qual_name(type regtype) IS '
2113
a type''s schema-qualified name
2114
';
2115

    
2116

    
2117
--
2118
-- Name: qual_name(unknown); Type: FUNCTION; Schema: util; Owner: -
2119
--
2120

    
2121
CREATE FUNCTION qual_name(type unknown) RETURNS text
2122
    LANGUAGE sql STABLE STRICT
2123
    AS $_$
2124
SELECT util.qual_name($1::text::regtype)
2125
$_$;
2126

    
2127

    
2128
--
2129
-- Name: raise_error_notice(text); Type: FUNCTION; Schema: util; Owner: -
2130
--
2131

    
2132
CREATE FUNCTION raise_error_notice(msg text) RETURNS void
2133
    LANGUAGE sql IMMUTABLE STRICT
2134
    AS $_$
2135
SELECT util.raise_notice('ERROR:  '||$1)
2136
$_$;
2137

    
2138

    
2139
--
2140
-- Name: raise_notice(text); Type: FUNCTION; Schema: util; Owner: -
2141
--
2142

    
2143
CREATE FUNCTION raise_notice(msg text) RETURNS void
2144
    LANGUAGE plpgsql IMMUTABLE STRICT
2145
    AS $$
2146
BEGIN
2147
	RAISE NOTICE '%', msg;
2148
END;
2149
$$;
2150

    
2151

    
2152
--
2153
-- Name: raise_undefined_column(col_ref); Type: FUNCTION; Schema: util; Owner: -
2154
--
2155

    
2156
CREATE FUNCTION raise_undefined_column(col col_ref) RETURNS text
2157
    LANGUAGE plpgsql IMMUTABLE STRICT
2158
    AS $$
2159
BEGIN
2160
	RAISE undefined_column USING MESSAGE = concat('undefined column: ', col.name);
2161
END;
2162
$$;
2163

    
2164

    
2165
--
2166
-- Name: regexp_matches_group(text, text, integer); Type: FUNCTION; Schema: util; Owner: -
2167
--
2168

    
2169
CREATE FUNCTION regexp_matches_group(str text, re text, group_ integer DEFAULT 1) RETURNS SETOF text
2170
    LANGUAGE sql IMMUTABLE
2171
    AS $_$
2172
SELECT regexp_matches[$3] FROM regexp_matches($1, $2, 'g')
2173
$_$;
2174

    
2175

    
2176
--
2177
-- Name: remake_diff_table(text, regclass, regclass, text); Type: FUNCTION; Schema: util; Owner: -
2178
--
2179

    
2180
CREATE FUNCTION remake_diff_table(diff_table text, left_table regclass, right_table regclass, type_table text) RETURNS void
2181
    LANGUAGE sql
2182
    AS $_$
2183
/* can't have in_table/out_table inherit from *each other*, because inheritance
2184
also causes the rows of the parent table to be included in the child table.
2185
instead, they need to inherit from a common, empty table. */
2186
SELECT util.drop_table($4, force := true);
2187
SELECT util.copy_struct($2, $4);
2188
SELECT util.inherit($2, $4);
2189
SELECT util.inherit($3, $4);
2190

    
2191
SELECT util.rematerialize_query($1, $$
2192
SELECT * FROM util.diff(
2193
  $$||quote_nullable($2)||$$::regclass
2194
, $$||quote_nullable($3)||$$::regclass
2195
, NULL::$$||$4||$$)
2196
$$);
2197

    
2198
/* the table unfortunately cannot be *materialized* in human-readable form,
2199
because this would create column name collisions between the two sides */
2200
SELECT util.set_comment($1, '
2201
to view this table in human-readable form (with each side''s tuple column
2202
expanded to its component fields):
2203
SELECT (left_).*, (right_).* FROM '||$1||';
2204
');
2205
$_$;
2206

    
2207

    
2208
--
2209
-- Name: FUNCTION remake_diff_table(diff_table text, left_table regclass, right_table regclass, type_table text); Type: COMMENT; Schema: util; Owner: -
2210
--
2211

    
2212
COMMENT ON FUNCTION remake_diff_table(diff_table text, left_table regclass, right_table regclass, type_table text) IS '
2213
type_table (*required*): table to create as the shared base type
2214
';
2215

    
2216

    
2217
--
2218
-- Name: rematerialize_query(text, text); Type: FUNCTION; Schema: util; Owner: -
2219
--
2220

    
2221
CREATE FUNCTION rematerialize_query(table_esc text, sql text) RETURNS void
2222
    LANGUAGE sql
2223
    AS $_$
2224
SELECT util.drop_table($1);
2225
SELECT util.materialize_query($1, $2);
2226
$_$;
2227

    
2228

    
2229
--
2230
-- Name: FUNCTION rematerialize_query(table_esc text, sql text); Type: COMMENT; Schema: util; Owner: -
2231
--
2232

    
2233
COMMENT ON FUNCTION rematerialize_query(table_esc text, sql text) IS '
2234
idempotent, but repeats action each time
2235
';
2236

    
2237

    
2238
--
2239
-- Name: rematerialize_view(text, regclass); Type: FUNCTION; Schema: util; Owner: -
2240
--
2241

    
2242
CREATE FUNCTION rematerialize_view(table_esc text, view_ regclass) RETURNS void
2243
    LANGUAGE sql
2244
    AS $_$
2245
SELECT util.drop_table($1);
2246
SELECT util.materialize_view($1, $2);
2247
$_$;
2248

    
2249

    
2250
--
2251
-- Name: FUNCTION rematerialize_view(table_esc text, view_ regclass); Type: COMMENT; Schema: util; Owner: -
2252
--
2253

    
2254
COMMENT ON FUNCTION rematerialize_view(table_esc text, view_ regclass) IS '
2255
idempotent, but repeats action each time
2256
';
2257

    
2258

    
2259
--
2260
-- Name: rename_cols(regclass, anyelement); Type: FUNCTION; Schema: util; Owner: -
2261
--
2262

    
2263
CREATE FUNCTION rename_cols(table_ regclass, renames anyelement) RETURNS void
2264
    LANGUAGE sql STRICT
2265
    AS $_$
2266
SELECT util.try_create($$ALTER TABLE $$||$1||$$ RENAME $$
2267
||quote_ident(name)||$$ TO $$||quote_ident($2 -> name))
2268
FROM util.col_names($1::text::regtype) f (name);
2269
SELECT NULL::void; -- don't fold away functions called in previous query
2270
$_$;
2271

    
2272

    
2273
--
2274
-- Name: FUNCTION rename_cols(table_ regclass, renames anyelement); Type: COMMENT; Schema: util; Owner: -
2275
--
2276

    
2277
COMMENT ON FUNCTION rename_cols(table_ regclass, renames anyelement) IS '
2278
idempotent
2279
';
2280

    
2281

    
2282
--
2283
-- Name: reset_col_names(regclass, regclass); Type: FUNCTION; Schema: util; Owner: -
2284
--
2285

    
2286
CREATE FUNCTION reset_col_names(table_ regclass, names regclass) RETURNS void
2287
    LANGUAGE sql STRICT
2288
    AS $_$
2289
SELECT util.eval($$DELETE FROM $$||$2||$$ WHERE "from" LIKE ':%'$$);
2290
SELECT util.mk_derived_col(($2, 'to'), $$"from"$$, overwrite := true);
2291
SELECT util.set_col_names($1, $2);
2292
$_$;
2293

    
2294

    
2295
--
2296
-- Name: FUNCTION reset_col_names(table_ regclass, names regclass); Type: COMMENT; Schema: util; Owner: -
2297
--
2298

    
2299
COMMENT ON FUNCTION reset_col_names(table_ regclass, names regclass) IS '
2300
idempotent.
2301
alters the names table, so it will need to be repopulated after running this function.
2302
';
2303

    
2304

    
2305
--
2306
-- Name: reset_map_table(text); Type: FUNCTION; Schema: util; Owner: -
2307
--
2308

    
2309
CREATE FUNCTION reset_map_table(table_ text) RETURNS void
2310
    LANGUAGE sql STRICT
2311
    AS $_$
2312
SELECT util.drop_table($1);
2313
SELECT util.mk_map_table($1);
2314
$_$;
2315

    
2316

    
2317
--
2318
-- Name: save_drop_view(text); Type: FUNCTION; Schema: util; Owner: -
2319
--
2320

    
2321
CREATE FUNCTION save_drop_view(view_ text) RETURNS text
2322
    LANGUAGE plpgsql STRICT
2323
    AS $_$
2324
DECLARE
2325
	result text = NULL;
2326
BEGIN
2327
	BEGIN
2328
		result = util.show_create_view(view_);
2329
		PERFORM util.eval($$DROP VIEW $$||view_);
2330
	EXCEPTION
2331
		WHEN undefined_table THEN NULL;
2332
	END;
2333
	RETURN result;
2334
END;
2335
$_$;
2336

    
2337

    
2338
--
2339
-- Name: save_drop_views(text[]); Type: FUNCTION; Schema: util; Owner: -
2340
--
2341

    
2342
CREATE FUNCTION save_drop_views(views text[]) RETURNS text
2343
    LANGUAGE sql
2344
    AS $_$
2345
SELECT string_agg(util.save_drop_view(unnest), '') FROM unnest($1)
2346
$_$;
2347

    
2348

    
2349
--
2350
-- Name: schema(oid); Type: FUNCTION; Schema: util; Owner: -
2351
--
2352

    
2353
CREATE FUNCTION schema(pg_namespace_oid oid) RETURNS text
2354
    LANGUAGE sql STABLE
2355
    AS $_$
2356
SELECT nspname::text FROM pg_namespace WHERE pg_namespace.oid = $1
2357
$_$;
2358

    
2359

    
2360
--
2361
-- Name: schema(regclass); Type: FUNCTION; Schema: util; Owner: -
2362
--
2363

    
2364
CREATE FUNCTION schema(table_ regclass) RETURNS text
2365
    LANGUAGE sql STABLE
2366
    AS $_$
2367
SELECT util.schema(relnamespace) FROM pg_class WHERE oid = $1
2368
$_$;
2369

    
2370

    
2371
--
2372
-- Name: schema(regtype); Type: FUNCTION; Schema: util; Owner: -
2373
--
2374

    
2375
CREATE FUNCTION schema(type regtype) RETURNS text
2376
    LANGUAGE sql STABLE
2377
    AS $_$
2378
SELECT util.schema(typnamespace) FROM pg_type WHERE oid = $1
2379
$_$;
2380

    
2381

    
2382
--
2383
-- Name: schema(anyelement); Type: FUNCTION; Schema: util; Owner: -
2384
--
2385

    
2386
CREATE FUNCTION schema(type_null anyelement) RETURNS text
2387
    LANGUAGE sql STABLE
2388
    AS $_$
2389
SELECT util.schema(pg_typeof($1))
2390
$_$;
2391

    
2392

    
2393
--
2394
-- Name: schema_bundle_get_schemas(text); Type: FUNCTION; Schema: util; Owner: -
2395
--
2396

    
2397
CREATE FUNCTION schema_bundle_get_schemas(schema_bundle text) RETURNS SETOF text
2398
    LANGUAGE sql STABLE
2399
    AS $_$
2400
SELECT nspname::text FROM pg_namespace WHERE nspname ~ ('^'||$1||'(?=\y|_)')
2401
$_$;
2402

    
2403

    
2404
--
2405
-- Name: FUNCTION schema_bundle_get_schemas(schema_bundle text); Type: COMMENT; Schema: util; Owner: -
2406
--
2407

    
2408
COMMENT ON FUNCTION schema_bundle_get_schemas(schema_bundle text) IS '
2409
a schema bundle is a group of schemas with a common prefix
2410
';
2411

    
2412

    
2413
--
2414
-- Name: schema_bundle_rename(text, text); Type: FUNCTION; Schema: util; Owner: -
2415
--
2416

    
2417
CREATE FUNCTION schema_bundle_rename(old text, new text) RETURNS void
2418
    LANGUAGE sql
2419
    AS $_$
2420
SELECT util.schema_rename(old_schema,
2421
	overlay(old_schema placing new from 1 for length(old))) -- replace prefix
2422
FROM util.schema_bundle_get_schemas($1) f (old_schema);
2423
SELECT NULL::void; -- don't fold away functions called in previous query
2424
$_$;
2425

    
2426

    
2427
--
2428
-- Name: schema_bundle_replace(text, text); Type: FUNCTION; Schema: util; Owner: -
2429
--
2430

    
2431
CREATE FUNCTION schema_bundle_replace(replace text, with_ text) RETURNS void
2432
    LANGUAGE plpgsql
2433
    AS $$
2434
BEGIN
2435
	-- don't schema_bundle_rm() the schema_bundle to keep!
2436
	IF replace = with_ THEN RETURN; END IF;
2437
	
2438
	PERFORM util.schema_bundle_rm(replace);
2439
	PERFORM util.schema_bundle_rename(with_, replace);
2440
END;
2441
$$;
2442

    
2443

    
2444
--
2445
-- Name: schema_bundle_rm(text); Type: FUNCTION; Schema: util; Owner: -
2446
--
2447

    
2448
CREATE FUNCTION schema_bundle_rm(schema_bundle text) RETURNS void
2449
    LANGUAGE sql
2450
    AS $_$
2451
SELECT util.schema_rm(schema)
2452
FROM util.schema_bundle_get_schemas($1) f (schema);
2453
SELECT NULL::void; -- don't fold away functions called in previous query
2454
$_$;
2455

    
2456

    
2457
--
2458
-- Name: schema_esc(anyelement); Type: FUNCTION; Schema: util; Owner: -
2459
--
2460

    
2461
CREATE FUNCTION schema_esc(type_null anyelement) RETURNS text
2462
    LANGUAGE sql STABLE
2463
    AS $_$
2464
SELECT quote_ident(util.schema($1))
2465
$_$;
2466

    
2467

    
2468
--
2469
-- Name: schema_oid(text); Type: FUNCTION; Schema: util; Owner: -
2470
--
2471

    
2472
CREATE FUNCTION schema_oid(schema text) RETURNS oid
2473
    LANGUAGE sql STABLE
2474
    AS $_$
2475
SELECT oid FROM pg_namespace WHERE nspname = $1
2476
$_$;
2477

    
2478

    
2479
--
2480
-- Name: schema_rename(text, text); Type: FUNCTION; Schema: util; Owner: -
2481
--
2482

    
2483
CREATE FUNCTION schema_rename(old text, new text) RETURNS void
2484
    LANGUAGE sql
2485
    AS $_$
2486
SELECT util.eval($$ALTER SCHEMA $$||quote_ident($1)||$$ RENAME TO $$||quote_ident($2));
2487
$_$;
2488

    
2489

    
2490
--
2491
-- Name: schema_replace(text, text); Type: FUNCTION; Schema: util; Owner: -
2492
--
2493

    
2494
CREATE FUNCTION schema_replace(replace text, with_ text) RETURNS void
2495
    LANGUAGE plpgsql
2496
    AS $$
2497
BEGIN
2498
	-- don't schema_rm() the schema to keep!
2499
	IF replace = with_ THEN RETURN; END IF;
2500
	
2501
	PERFORM util.schema_rm(replace);
2502
	PERFORM util.schema_rename(with_, replace);
2503
END;
2504
$$;
2505

    
2506

    
2507
--
2508
-- Name: schema_rm(text); Type: FUNCTION; Schema: util; Owner: -
2509
--
2510

    
2511
CREATE FUNCTION schema_rm(schema text) RETURNS void
2512
    LANGUAGE sql
2513
    AS $_$
2514
SELECT util.eval($$DROP SCHEMA IF EXISTS $$||quote_ident($1)||$$ CASCADE$$);
2515
$_$;
2516

    
2517

    
2518
--
2519
-- Name: search_path_append(text); Type: FUNCTION; Schema: util; Owner: -
2520
--
2521

    
2522
CREATE FUNCTION search_path_append(schemas text) RETURNS void
2523
    LANGUAGE sql STRICT
2524
    AS $_$
2525
SELECT util.eval(
2526
$$SET search_path TO $$||current_setting('search_path')||$$, $$||$1);
2527
$_$;
2528

    
2529

    
2530
--
2531
-- Name: set_col_names(regclass, regclass); Type: FUNCTION; Schema: util; Owner: -
2532
--
2533

    
2534
CREATE FUNCTION set_col_names(table_ regclass, names regclass) RETURNS void
2535
    LANGUAGE plpgsql STRICT
2536
    AS $_$
2537
DECLARE
2538
    old text[] = ARRAY(SELECT util.col_names(table_));
2539
    new text[] = ARRAY(SELECT util.map_values(names));
2540
BEGIN
2541
    old = old[1:array_length(new, 1)]; -- truncate to same length
2542
    PERFORM util.eval($$ALTER TABLE $$||$1||$$ RENAME $$||quote_ident(key)
2543
||$$ TO $$||quote_ident(value))
2544
    FROM each(hstore(old, new))
2545
    WHERE value != key -- not same name
2546
    ;
2547
END;
2548
$_$;
2549

    
2550

    
2551
--
2552
-- Name: FUNCTION set_col_names(table_ regclass, names regclass); Type: COMMENT; Schema: util; Owner: -
2553
--
2554

    
2555
COMMENT ON FUNCTION set_col_names(table_ regclass, names regclass) IS '
2556
idempotent
2557
';
2558

    
2559

    
2560
--
2561
-- Name: set_col_names_with_metadata(regclass, regclass); Type: FUNCTION; Schema: util; Owner: -
2562
--
2563

    
2564
CREATE FUNCTION set_col_names_with_metadata(table_ regclass, names regclass) RETURNS void
2565
    LANGUAGE plpgsql STRICT
2566
    AS $_$
2567
DECLARE
2568
	row_ util.map;
2569
BEGIN
2570
	-- rename any metadata cols rather than re-adding them with new names
2571
	BEGIN
2572
		PERFORM util.set_col_names(table_, names);
2573
	EXCEPTION
2574
		WHEN array_subscript_error THEN -- selective suppress
2575
			IF SQLERRM LIKE 'arrays must have same bounds' THEN NULL;
2576
				-- metadata cols not yet added
2577
			ELSE RAISE USING ERRCODE = SQLSTATE, MESSAGE = SQLERRM; -- rethrow
2578
			END IF;
2579
	END;
2580
	
2581
	FOR row_ IN EXECUTE $$SELECT * FROM $$||names||$$ WHERE "from" LIKE ':%'$$
2582
	LOOP
2583
		PERFORM util.mk_const_col((table_, row_."to"),
2584
			substring(row_."from" from 2));
2585
	END LOOP;
2586
	
2587
	PERFORM util.set_col_names(table_, names);
2588
END;
2589
$_$;
2590

    
2591

    
2592
--
2593
-- Name: FUNCTION set_col_names_with_metadata(table_ regclass, names regclass); Type: COMMENT; Schema: util; Owner: -
2594
--
2595

    
2596
COMMENT ON FUNCTION set_col_names_with_metadata(table_ regclass, names regclass) IS '
2597
idempotent.
2598
the metadata mappings must be *last* in the names table.
2599
';
2600

    
2601

    
2602
--
2603
-- Name: set_col_types(regclass, col_cast[]); Type: FUNCTION; Schema: util; Owner: -
2604
--
2605

    
2606
CREATE FUNCTION set_col_types(table_ regclass, col_casts col_cast[]) RETURNS void
2607
    LANGUAGE plpgsql STRICT
2608
    AS $_$
2609
DECLARE
2610
    sql text = $$ALTER TABLE $$||table_||$$
2611
$$||NULLIF(array_to_string(ARRAY(
2612
    SELECT
2613
    $$ALTER COLUMN $$||col_name_sql||$$ TYPE $$||target_type
2614
    ||$$ USING $$||col_name_sql||$$::$$||target_type
2615
    FROM
2616
    (
2617
        SELECT
2618
          quote_ident(col_name) AS col_name_sql
2619
        , util.col_type((table_, col_name)) AS curr_type
2620
        , type AS target_type
2621
        FROM unnest(col_casts)
2622
    ) s
2623
    WHERE curr_type != target_type
2624
), '
2625
, '), '');
2626
BEGIN
2627
    PERFORM util.debug_print_sql(sql);
2628
    EXECUTE COALESCE(sql, '');
2629
END;
2630
$_$;
2631

    
2632

    
2633
--
2634
-- Name: FUNCTION set_col_types(table_ regclass, col_casts col_cast[]); Type: COMMENT; Schema: util; Owner: -
2635
--
2636

    
2637
COMMENT ON FUNCTION set_col_types(table_ regclass, col_casts col_cast[]) IS '
2638
idempotent
2639
';
2640

    
2641

    
2642
--
2643
-- Name: set_comment(regclass, text); Type: FUNCTION; Schema: util; Owner: -
2644
--
2645

    
2646
CREATE FUNCTION set_comment(table_ regclass, comment text) RETURNS void
2647
    LANGUAGE sql STRICT
2648
    AS $_$
2649
SELECT util.eval($$COMMENT ON TABLE $$||$1||$$ IS $$||quote_nullable($2))
2650
$_$;
2651

    
2652

    
2653
--
2654
-- Name: show_create_view(regclass); Type: FUNCTION; Schema: util; Owner: -
2655
--
2656

    
2657
CREATE FUNCTION show_create_view(view_ regclass) RETURNS text
2658
    LANGUAGE sql STABLE
2659
    AS $_$
2660
SELECT $$CREATE OR REPLACE VIEW $$||$1||$$ AS $$||pg_get_viewdef($1)||$$;
2661
$$||util.show_grants_for($1)
2662
$_$;
2663

    
2664

    
2665
--
2666
-- Name: show_grants_for(regclass); Type: FUNCTION; Schema: util; Owner: -
2667
--
2668

    
2669
CREATE FUNCTION show_grants_for(table_ regclass) RETURNS text
2670
    LANGUAGE sql STABLE
2671
    AS $_$
2672
SELECT string_agg(cmd, '')
2673
FROM
2674
(
2675
	SELECT (CASE WHEN has_table_privilege(user_, $1, 'SELECT') THEN
2676
$$GRANT SELECT ON TABLE $$||$1||$$ TO $$||quote_ident(user_)||$$;
2677
$$ ELSE '' END) AS cmd
2678
	FROM util.grants_users() f (user_)
2679
) s
2680
$_$;
2681

    
2682

    
2683
--
2684
-- Name: show_views_like(text, text); Type: FUNCTION; Schema: util; Owner: -
2685
--
2686

    
2687
CREATE FUNCTION show_views_like(schema text, name_regexp text) RETURNS SETOF regclass
2688
    LANGUAGE sql STABLE
2689
    AS $_$
2690
SELECT oid FROM pg_class
2691
WHERE relnamespace = util.schema_oid($1) AND relkind = 'v' AND relname ~ $2
2692
ORDER BY relname
2693
$_$;
2694

    
2695

    
2696
--
2697
-- Name: table2hstore(regclass); Type: FUNCTION; Schema: util; Owner: -
2698
--
2699

    
2700
CREATE FUNCTION table2hstore(table_ regclass) RETURNS hstore
2701
    LANGUAGE plpgsql STABLE STRICT
2702
    AS $_$
2703
DECLARE
2704
    hstore hstore;
2705
BEGIN
2706
    EXECUTE $$SELECT hstore(ARRAY(SELECT unnest(ARRAY["from", "to"]) FROM $$||
2707
        table_||$$))$$ INTO STRICT hstore;
2708
    RETURN hstore;
2709
END;
2710
$_$;
2711

    
2712

    
2713
--
2714
-- Name: table_flag__get(regclass, text); Type: FUNCTION; Schema: util; Owner: -
2715
--
2716

    
2717
CREATE FUNCTION table_flag__get(table_ regclass, flag text) RETURNS boolean
2718
    LANGUAGE sql STABLE STRICT
2719
    AS $_$
2720
SELECT COUNT(*) > 0 FROM pg_constraint
2721
WHERE conrelid = $1 AND contype = 'c' AND conname = $2
2722
$_$;
2723

    
2724

    
2725
--
2726
-- Name: FUNCTION table_flag__get(table_ regclass, flag text); Type: COMMENT; Schema: util; Owner: -
2727
--
2728

    
2729
COMMENT ON FUNCTION table_flag__get(table_ regclass, flag text) IS '
2730
gets whether a status flag is set by the presence of a table constraint
2731
';
2732

    
2733

    
2734
--
2735
-- Name: table_flag__set(regclass, text); Type: FUNCTION; Schema: util; Owner: -
2736
--
2737

    
2738
CREATE FUNCTION table_flag__set(table_ regclass, flag text) RETURNS void
2739
    LANGUAGE sql STRICT
2740
    AS $_$
2741
SELECT util.create_if_not_exists($$ALTER TABLE $$||$1||$$ ADD CONSTRAINT $$
2742
||quote_ident($2)||$$ CHECK (true)$$)
2743
$_$;
2744

    
2745

    
2746
--
2747
-- Name: FUNCTION table_flag__set(table_ regclass, flag text); Type: COMMENT; Schema: util; Owner: -
2748
--
2749

    
2750
COMMENT ON FUNCTION table_flag__set(table_ regclass, flag text) IS '
2751
stores a status flag by the presence of a table constraint.
2752
idempotent.
2753
';
2754

    
2755

    
2756
--
2757
-- Name: table_nulls_mapped__get(regclass); Type: FUNCTION; Schema: util; Owner: -
2758
--
2759

    
2760
CREATE FUNCTION table_nulls_mapped__get(table_ regclass) RETURNS boolean
2761
    LANGUAGE sql STABLE STRICT
2762
    AS $_$
2763
SELECT util.table_flag__get($1, 'nulls_mapped')
2764
$_$;
2765

    
2766

    
2767
--
2768
-- Name: FUNCTION table_nulls_mapped__get(table_ regclass); Type: COMMENT; Schema: util; Owner: -
2769
--
2770

    
2771
COMMENT ON FUNCTION table_nulls_mapped__get(table_ regclass) IS '
2772
gets whether a table''s NULL-equivalent strings have been replaced with NULL
2773
';
2774

    
2775

    
2776
--
2777
-- Name: table_nulls_mapped__set(regclass); Type: FUNCTION; Schema: util; Owner: -
2778
--
2779

    
2780
CREATE FUNCTION table_nulls_mapped__set(table_ regclass) RETURNS void
2781
    LANGUAGE sql STRICT
2782
    AS $_$
2783
SELECT util.table_flag__set($1, 'nulls_mapped')
2784
$_$;
2785

    
2786

    
2787
--
2788
-- Name: FUNCTION table_nulls_mapped__set(table_ regclass); Type: COMMENT; Schema: util; Owner: -
2789
--
2790

    
2791
COMMENT ON FUNCTION table_nulls_mapped__set(table_ regclass) IS '
2792
sets that a table''s NULL-equivalent strings have been replaced with NULL.
2793
idempotent.
2794
';
2795

    
2796

    
2797
--
2798
-- Name: to_global_col_names(regclass); Type: FUNCTION; Schema: util; Owner: -
2799
--
2800

    
2801
CREATE FUNCTION to_global_col_names(table_ regclass) RETURNS void
2802
    LANGUAGE plpgsql STRICT
2803
    AS $_$
2804
DECLARE
2805
    row record;
2806
BEGIN
2807
    FOR row IN SELECT * FROM util.col_global_names(table_::text::regtype)
2808
    LOOP
2809
        IF row.global_name != row.name THEN
2810
            EXECUTE $$ALTER TABLE $$||table_||$$ RENAME $$
2811
                ||quote_ident(row.name)||$$ TO $$||quote_ident(row.global_name);
2812
        END IF;
2813
    END LOOP;
2814
END;
2815
$_$;
2816

    
2817

    
2818
--
2819
-- Name: FUNCTION to_global_col_names(table_ regclass); Type: COMMENT; Schema: util; Owner: -
2820
--
2821

    
2822
COMMENT ON FUNCTION to_global_col_names(table_ regclass) IS '
2823
idempotent
2824
';
2825

    
2826

    
2827
--
2828
-- Name: trim(regclass, regclass); Type: FUNCTION; Schema: util; Owner: -
2829
--
2830

    
2831
CREATE FUNCTION "trim"(table_ regclass, names regclass) RETURNS void
2832
    LANGUAGE sql STRICT
2833
    AS $_$
2834
SELECT util.drop_column(($1, col)) FROM util.added_cols($1, $2) f (col);
2835
SELECT NULL::void; -- don't fold away functions called in previous query
2836
$_$;
2837

    
2838

    
2839
--
2840
-- Name: FUNCTION "trim"(table_ regclass, names regclass); Type: COMMENT; Schema: util; Owner: -
2841
--
2842

    
2843
COMMENT ON FUNCTION "trim"(table_ regclass, names regclass) IS '
2844
trims table_ to include only columns in the original data.
2845
idempotent.
2846
';
2847

    
2848

    
2849
--
2850
-- Name: truncate(regclass); Type: FUNCTION; Schema: util; Owner: -
2851
--
2852

    
2853
CREATE FUNCTION truncate(table_ regclass) RETURNS void
2854
    LANGUAGE plpgsql STRICT
2855
    AS $_$
2856
BEGIN
2857
    EXECUTE $$TRUNCATE $$||table_||$$ CASCADE$$;
2858
END;
2859
$_$;
2860

    
2861

    
2862
--
2863
-- Name: FUNCTION truncate(table_ regclass); Type: COMMENT; Schema: util; Owner: -
2864
--
2865

    
2866
COMMENT ON FUNCTION truncate(table_ regclass) IS '
2867
idempotent
2868
';
2869

    
2870

    
2871
--
2872
-- Name: try_create(text); Type: FUNCTION; Schema: util; Owner: -
2873
--
2874

    
2875
CREATE FUNCTION try_create(sql text) RETURNS void
2876
    LANGUAGE plpgsql STRICT
2877
    AS $$
2878
BEGIN
2879
    PERFORM util.eval(sql);
2880
EXCEPTION
2881
    WHEN wrong_object_type THEN NULL; -- trying to alter a view's columns
2882
    WHEN undefined_column THEN NULL;
2883
    WHEN duplicate_column THEN NULL;
2884
END;
2885
$$;
2886

    
2887

    
2888
--
2889
-- Name: FUNCTION try_create(sql text); Type: COMMENT; Schema: util; Owner: -
2890
--
2891

    
2892
COMMENT ON FUNCTION try_create(sql text) IS '
2893
idempotent
2894
';
2895

    
2896

    
2897
--
2898
-- Name: try_mk_derived_col(col_ref, text); Type: FUNCTION; Schema: util; Owner: -
2899
--
2900

    
2901
CREATE FUNCTION try_mk_derived_col(col col_ref, expr text) RETURNS void
2902
    LANGUAGE sql STRICT
2903
    AS $_$
2904
SELECT util.try_create($$SELECT util.mk_derived_col($$||quote_literal($1)||$$, $$||quote_literal($2)||$$)$$)
2905
$_$;
2906

    
2907

    
2908
--
2909
-- Name: FUNCTION try_mk_derived_col(col col_ref, expr text); Type: COMMENT; Schema: util; Owner: -
2910
--
2911

    
2912
COMMENT ON FUNCTION try_mk_derived_col(col col_ref, expr text) IS '
2913
idempotent
2914
';
2915

    
2916

    
2917
--
2918
-- Name: type_qual(anyelement); Type: FUNCTION; Schema: util; Owner: -
2919
--
2920

    
2921
CREATE FUNCTION type_qual(value anyelement) RETURNS text
2922
    LANGUAGE sql IMMUTABLE
2923
    AS $_$
2924
SELECT CASE WHEN $1 IS NULL THEN '' ELSE $$ NOT NULL$$ END
2925
$_$;
2926

    
2927

    
2928
--
2929
-- Name: FUNCTION type_qual(value anyelement); Type: COMMENT; Schema: util; Owner: -
2930
--
2931

    
2932
COMMENT ON FUNCTION type_qual(value anyelement) IS '
2933
a type''s NOT NULL qualifier
2934
';
2935

    
2936

    
2937
--
2938
-- Name: typeof(text, regtype); Type: FUNCTION; Schema: util; Owner: -
2939
--
2940

    
2941
CREATE FUNCTION typeof(expr text, table_ regtype DEFAULT NULL::regtype) RETURNS regtype
2942
    LANGUAGE plpgsql STABLE
2943
    AS $_$
2944
DECLARE
2945
    type regtype;
2946
BEGIN
2947
    EXECUTE $$SELECT pg_typeof($$||expr||$$)$$||
2948
COALESCE($$ FROM (SELECT (NULL::$$||table_||$$).*) _s$$, '') INTO STRICT type;
2949
    RETURN type;
2950
END;
2951
$_$;
2952

    
2953

    
2954
--
2955
-- Name: all_same(anyelement); Type: AGGREGATE; Schema: util; Owner: -
2956
--
2957

    
2958
CREATE AGGREGATE all_same(anyelement) (
2959
    SFUNC = all_same_transform,
2960
    STYPE = anyarray,
2961
    FINALFUNC = all_same_final
2962
);
2963

    
2964

    
2965
--
2966
-- Name: AGGREGATE all_same(anyelement); Type: COMMENT; Schema: util; Owner: -
2967
--
2968

    
2969
COMMENT ON AGGREGATE all_same(anyelement) IS '
2970
includes NULLs in comparison
2971
';
2972

    
2973

    
2974
--
2975
-- Name: join_strs(text, text); Type: AGGREGATE; Schema: util; Owner: -
2976
--
2977

    
2978
CREATE AGGREGATE join_strs(text, text) (
2979
    SFUNC = join_strs_transform,
2980
    STYPE = text
2981
);
2982

    
2983

    
2984
--
2985
-- Name: ->; Type: OPERATOR; Schema: util; Owner: -
2986
--
2987

    
2988
CREATE OPERATOR -> (
2989
    PROCEDURE = map_get,
2990
    LEFTARG = regclass,
2991
    RIGHTARG = text
2992
);
2993

    
2994

    
2995
--
2996
-- Name: =>; Type: OPERATOR; Schema: util; Owner: -
2997
--
2998

    
2999
CREATE OPERATOR => (
3000
    PROCEDURE = hstore,
3001
    LEFTARG = text[],
3002
    RIGHTARG = text
3003
);
3004

    
3005

    
3006
--
3007
-- Name: OPERATOR => (text[], text); Type: COMMENT; Schema: util; Owner: -
3008
--
3009

    
3010
COMMENT ON OPERATOR => (text[], text) IS '
3011
usage: array[''key1'', ...]::text[] => ''value''
3012
';
3013

    
3014

    
3015
--
3016
-- Name: ?*>=; Type: OPERATOR; Schema: util; Owner: -
3017
--
3018

    
3019
CREATE OPERATOR ?*>= (
3020
    PROCEDURE = is_populated_more_often_than,
3021
    LEFTARG = anyelement,
3022
    RIGHTARG = anyelement
3023
);
3024

    
3025

    
3026
--
3027
-- Name: ?>=; Type: OPERATOR; Schema: util; Owner: -
3028
--
3029

    
3030
CREATE OPERATOR ?>= (
3031
    PROCEDURE = is_more_complete_than,
3032
    LEFTARG = anyelement,
3033
    RIGHTARG = anyelement
3034
);
3035

    
3036

    
3037
--
3038
-- Name: ||%; Type: OPERATOR; Schema: util; Owner: -
3039
--
3040

    
3041
CREATE OPERATOR ||% (
3042
    PROCEDURE = concat_esc,
3043
    LEFTARG = text,
3044
    RIGHTARG = text
3045
);
3046

    
3047

    
3048
--
3049
-- Name: OPERATOR ||% (text, text); Type: COMMENT; Schema: util; Owner: -
3050
--
3051

    
3052
COMMENT ON OPERATOR ||% (text, text) IS '
3053
% indicates an identifier, as in Perl hashes and one of the x86 assembler syntaxes for registers
3054
';
3055

    
3056

    
3057
--
3058
-- Name: map; Type: TABLE; Schema: util; Owner: -; Tablespace: 
3059
--
3060

    
3061
CREATE TABLE map (
3062
    "from" text NOT NULL,
3063
    "to" text,
3064
    filter text,
3065
    notes text
3066
);
3067

    
3068

    
3069
--
3070
-- Data for Name: explain; Type: TABLE DATA; Schema: util; Owner: -
3071
--
3072

    
3073

    
3074

    
3075
--
3076
-- Data for Name: map; Type: TABLE DATA; Schema: util; Owner: -
3077
--
3078

    
3079

    
3080

    
3081
--
3082
-- Name: map__unique__from; Type: CONSTRAINT; Schema: util; Owner: -; Tablespace: 
3083
--
3084

    
3085
ALTER TABLE ONLY map
3086
    ADD CONSTRAINT map__unique__from UNIQUE ("from");
3087

    
3088

    
3089
--
3090
-- Name: map__unique__to; Type: CONSTRAINT; Schema: util; Owner: -; Tablespace: 
3091
--
3092

    
3093
ALTER TABLE ONLY map
3094
    ADD CONSTRAINT map__unique__to UNIQUE ("to");
3095

    
3096

    
3097
--
3098
-- Name: map_filter_insert; Type: TRIGGER; Schema: util; Owner: -
3099
--
3100

    
3101
CREATE TRIGGER map_filter_insert BEFORE INSERT ON map FOR EACH ROW EXECUTE PROCEDURE map_filter_insert();
3102

    
3103

    
3104
--
3105
-- PostgreSQL database dump complete
3106
--
3107

    
(19-19/29)