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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: array_fill(anyelement, integer); Type: FUNCTION; Schema: util; Owner: -
590
--
591

    
592
CREATE FUNCTION array_fill(value anyelement, length integer) RETURNS anyarray
593
    LANGUAGE sql IMMUTABLE
594
    AS $_$
595
SELECT pg_catalog.array_fill($1, ARRAY[$2])
596
$_$;
597

    
598

    
599
--
600
-- Name: array_length(anyarray); Type: FUNCTION; Schema: util; Owner: -
601
--
602

    
603
CREATE FUNCTION array_length("array" anyarray) RETURNS integer
604
    LANGUAGE sql IMMUTABLE
605
    AS $_$
606
SELECT util.array_length($1, 1)
607
$_$;
608

    
609

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

    
614
CREATE FUNCTION array_length("array" anyarray, dimension integer) RETURNS integer
615
    LANGUAGE sql IMMUTABLE
616
    AS $_$
617
SELECT CASE WHEN $1 IS NULL THEN NULL ELSE COALESCE(pg_catalog.array_length($1, $2), 0) END
618
$_$;
619

    
620

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

    
625
COMMENT ON FUNCTION array_length("array" anyarray, dimension integer) IS '
626
returns 0 instead of NULL for empty arrays
627
';
628

    
629

    
630
--
631
-- Name: cluster_index(regclass); Type: FUNCTION; Schema: util; Owner: -
632
--
633

    
634
CREATE FUNCTION cluster_index(table_ regclass) RETURNS regclass
635
    LANGUAGE sql STABLE STRICT
636
    AS $_$
637
SELECT indexrelid FROM pg_index WHERE indrelid = $1 AND indisclustered
638
$_$;
639

    
640

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

    
645
CREATE FUNCTION cluster_once(table_ regclass, index regclass) RETURNS void
646
    LANGUAGE plpgsql STRICT
647
    AS $_$
648
BEGIN
649
    -- not yet clustered (ARRAY[] compares NULLs literally)
650
    IF ARRAY[util.cluster_index(table_)] != ARRAY[index] THEN
651
        EXECUTE $$CLUSTER $$||table_||$$ USING $$||index;
652
    END IF;
653
END;
654
$_$;
655

    
656

    
657
--
658
-- Name: FUNCTION cluster_once(table_ regclass, index regclass); Type: COMMENT; Schema: util; Owner: -
659
--
660

    
661
COMMENT ON FUNCTION cluster_once(table_ regclass, index regclass) IS '
662
idempotent
663
';
664

    
665

    
666
--
667
-- Name: col__min(col_ref); Type: FUNCTION; Schema: util; Owner: -
668
--
669

    
670
CREATE FUNCTION col__min(col col_ref) RETURNS integer
671
    LANGUAGE sql STABLE
672
    AS $_$
673
SELECT util.eval2val($$
674
SELECT $$||quote_ident($1.name)||$$
675
FROM $$||$1.table_||$$
676
ORDER BY $$||quote_ident($1.name)||$$ ASC
677
LIMIT 1
678
$$, NULL::integer)
679
$_$;
680

    
681

    
682
--
683
-- Name: col_comment(col_ref); Type: FUNCTION; Schema: util; Owner: -
684
--
685

    
686
CREATE FUNCTION col_comment(col col_ref) RETURNS text
687
    LANGUAGE plpgsql STABLE STRICT
688
    AS $$
689
DECLARE
690
	comment text;
691
BEGIN
692
	SELECT description
693
	FROM pg_attribute
694
	LEFT JOIN pg_description ON objoid = attrelid
695
		AND classoid = 'pg_class'::regclass AND objsubid = attnum
696
	WHERE attrelid = col.table_ AND attname = col.name
697
	INTO STRICT comment
698
	;
699
	RETURN comment;
700
EXCEPTION
701
	WHEN no_data_found THEN PERFORM util.raise_undefined_column(col);
702
END;
703
$$;
704

    
705

    
706
--
707
-- Name: col_default_sql(col_ref); Type: FUNCTION; Schema: util; Owner: -
708
--
709

    
710
CREATE FUNCTION col_default_sql(col col_ref) RETURNS text
711
    LANGUAGE plpgsql STABLE STRICT
712
    AS $$
713
DECLARE
714
	default_sql text;
715
BEGIN
716
	SELECT adsrc
717
	FROM pg_attribute
718
	LEFT JOIN pg_attrdef ON adrelid = attrelid AND adnum = attnum
719
	WHERE attrelid = col.table_ AND attname = col.name
720
	INTO STRICT default_sql
721
	;
722
	RETURN default_sql;
723
EXCEPTION
724
	WHEN no_data_found THEN PERFORM util.raise_undefined_column(col);
725
END;
726
$$;
727

    
728

    
729
--
730
-- Name: col_default_value(col_ref, anyelement); Type: FUNCTION; Schema: util; Owner: -
731
--
732

    
733
CREATE FUNCTION col_default_value(col col_ref, ret_type_null anyelement DEFAULT NULL::text) RETURNS anyelement
734
    LANGUAGE sql STABLE
735
    AS $_$
736
SELECT util.eval_expr_passthru(util.col_default_sql($1), $2)
737
$_$;
738

    
739

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

    
744
COMMENT ON FUNCTION col_default_value(col col_ref, ret_type_null anyelement) IS '
745
ret_type_null: NULL::ret_type
746
';
747

    
748

    
749
--
750
-- Name: col_exists(col_ref); Type: FUNCTION; Schema: util; Owner: -
751
--
752

    
753
CREATE FUNCTION col_exists(col col_ref) RETURNS boolean
754
    LANGUAGE plpgsql STRICT
755
    AS $$
756
BEGIN
757
    PERFORM util.col_type(col);
758
    RETURN true;
759
EXCEPTION
760
    WHEN undefined_column THEN RETURN false;
761
END;
762
$$;
763

    
764

    
765
--
766
-- Name: col_global_names(regtype); Type: FUNCTION; Schema: util; Owner: -
767
--
768

    
769
CREATE FUNCTION col_global_names(type regtype, OUT name text, OUT global_name text) RETURNS SETOF record
770
    LANGUAGE plpgsql STABLE STRICT
771
    AS $$
772
DECLARE
773
    prefix text := util.name(type)||'.';
774
BEGIN
775
    RETURN QUERY
776
        SELECT name_, (CASE WHEN util.contains(search_for:='.', in_str:=name_) THEN '' ELSE prefix END)||name_
777
        FROM util.col_names(type) f (name_);
778
END;
779
$$;
780

    
781

    
782
--
783
-- Name: col_names(regclass); Type: FUNCTION; Schema: util; Owner: -
784
--
785

    
786
CREATE FUNCTION col_names(table_ regclass) RETURNS SETOF text
787
    LANGUAGE sql STABLE STRICT
788
    AS $_$
789
SELECT attname::text
790
FROM pg_attribute
791
WHERE attrelid = $1 AND attnum >= 1 AND NOT attisdropped
792
ORDER BY attnum
793
$_$;
794

    
795

    
796
--
797
-- Name: col_names(regtype); Type: FUNCTION; Schema: util; Owner: -
798
--
799

    
800
CREATE FUNCTION col_names(type regtype) RETURNS SETOF text
801
    LANGUAGE plpgsql STABLE STRICT
802
    AS $_$
803
BEGIN
804
    RETURN QUERY EXECUTE $$SELECT skeys(hstore(NULL::$$||type||$$))$$;
805
END;
806
$_$;
807

    
808

    
809
--
810
-- Name: col_type(col_ref); Type: FUNCTION; Schema: util; Owner: -
811
--
812

    
813
CREATE FUNCTION col_type(col col_ref) RETURNS regtype
814
    LANGUAGE plpgsql STABLE STRICT
815
    AS $$
816
DECLARE
817
    type regtype;
818
BEGIN
819
    SELECT atttypid FROM pg_attribute
820
    WHERE attrelid = col.table_ AND attname = col.name
821
    INTO STRICT type
822
    ;
823
    RETURN type;
824
EXCEPTION
825
    WHEN no_data_found THEN
826
        RAISE undefined_column USING MESSAGE =
827
            concat('undefined column: ', col.name);
828
END;
829
$$;
830

    
831

    
832
--
833
-- Name: concat_esc(text, text); Type: FUNCTION; Schema: util; Owner: -
834
--
835

    
836
CREATE FUNCTION concat_esc("left" text, "right" text) RETURNS text
837
    LANGUAGE sql IMMUTABLE
838
    AS $_$
839
SELECT util.esc_name__append($2, $1)
840
$_$;
841

    
842

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

    
847
CREATE FUNCTION contains(search_for text, in_str text) RETURNS boolean
848
    LANGUAGE sql IMMUTABLE
849
    AS $_$
850
SELECT position($1 in $2) > 0 /*1-based offset*/
851
$_$;
852

    
853

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

    
858
CREATE FUNCTION copy_struct(from_ regclass, to_ text) RETURNS void
859
    LANGUAGE sql
860
    AS $_$
861
SELECT util.eval($$CREATE TABLE $$||$2||$$ (LIKE $$||$1||$$ INCLUDING ALL)$$)
862
$_$;
863

    
864

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

    
869
CREATE FUNCTION create_if_not_exists(sql text) RETURNS void
870
    LANGUAGE plpgsql STRICT
871
    AS $$
872
BEGIN
873
    PERFORM util.eval(sql);
874
EXCEPTION
875
    WHEN duplicate_table  THEN NULL;
876
    WHEN duplicate_object THEN NULL; -- e.g. constraint
877
    WHEN duplicate_column THEN NULL;
878
    WHEN invalid_table_definition THEN
879
        IF SQLERRM LIKE 'multiple primary keys for table % are not allowed' THEN NULL;
880
        ELSE RAISE USING ERRCODE = SQLSTATE, MESSAGE = SQLERRM; -- rethrow
881
        END IF;
882
END;
883
$$;
884

    
885

    
886
--
887
-- Name: FUNCTION create_if_not_exists(sql text); Type: COMMENT; Schema: util; Owner: -
888
--
889

    
890
COMMENT ON FUNCTION create_if_not_exists(sql text) IS '
891
idempotent
892
';
893

    
894

    
895
--
896
-- Name: debug_print_sql(text); Type: FUNCTION; Schema: util; Owner: -
897
--
898

    
899
CREATE FUNCTION debug_print_sql(sql text) RETURNS void
900
    LANGUAGE sql IMMUTABLE
901
    AS $_$
902
/* newline before so the query starts at the beginning of the line.
903
newline after to visually separate queries from one another. */
904
SELECT util.raise_notice($$
905
$$||$1||$$
906
$$)
907
$_$;
908

    
909

    
910
--
911
-- Name: derived_cols(regclass, regclass); Type: FUNCTION; Schema: util; Owner: -
912
--
913

    
914
CREATE FUNCTION derived_cols(table_ regclass, names regclass) RETURNS SETOF text
915
    LANGUAGE sql STABLE STRICT
916
    AS $_$
917
SELECT util.eval2set($$
918
SELECT col
919
FROM util.col_names($$||quote_nullable($1)||$$::regclass) f (col)
920
LEFT JOIN $$||$2||$$ ON "to" = col
921
WHERE "from" IS NULL
922
$$, NULL::text)
923
$_$;
924

    
925

    
926
--
927
-- Name: FUNCTION derived_cols(table_ regclass, names regclass); Type: COMMENT; Schema: util; Owner: -
928
--
929

    
930
COMMENT ON FUNCTION derived_cols(table_ regclass, names regclass) IS '
931
gets table_''s derived columns (all the columns not in the names table)
932
';
933

    
934

    
935
--
936
-- Name: diff(text, text, anyelement); Type: FUNCTION; Schema: util; Owner: -
937
--
938

    
939
CREATE FUNCTION diff(left_ text, right_ text, col_type_null anyelement, OUT left_ anyelement, OUT right_ anyelement) RETURNS SETOF record
940
    LANGUAGE sql STABLE
941
    AS $_$
942
SELECT * FROM
943
util.eval2col_pair($$
944
/* need to explicitly cast each side to the return type because this does not
945
happen automatically even when an implicit cast is available */
946
SELECT left_::$$||pg_typeof($3)||$$, right_::$$||pg_typeof($3)||$$
947
FROM      $$||$1||$$ left_
948
FULL JOIN $$||$2||$$ right_
949
ON left_ = right_
950
WHERE left_ IS DISTINCT FROM right_
951
ORDER BY left_, right_
952
$$, $3)
953
$_$;
954

    
955

    
956
--
957
-- Name: FUNCTION diff(left_ text, right_ text, col_type_null anyelement, OUT left_ anyelement, OUT right_ anyelement); Type: COMMENT; Schema: util; Owner: -
958
--
959

    
960
COMMENT ON FUNCTION diff(left_ text, right_ text, col_type_null anyelement, OUT left_ anyelement, OUT right_ anyelement) IS '
961
col_type_null (*required*): NULL::col_type
962

    
963
to run EXPLAIN on the FULL JOIN query:
964
# run this function
965
# look for a NOTICE containing the expanded query that it ran
966
# run EXPLAIN on this expanded query
967
';
968

    
969

    
970
--
971
-- Name: diff(regclass, regclass, anyelement); Type: FUNCTION; Schema: util; Owner: -
972
--
973

    
974
CREATE FUNCTION diff(left_table regclass, right_table regclass, col_type_null anyelement, OUT left_ anyelement, OUT right_ anyelement) RETURNS SETOF record
975
    LANGUAGE sql STABLE
976
    AS $_$
977
SELECT * FROM util.diff($1::text, $2::text, $3)
978
$_$;
979

    
980

    
981
--
982
-- Name: FUNCTION diff(left_table regclass, right_table regclass, col_type_null anyelement, OUT left_ anyelement, OUT right_ anyelement); Type: COMMENT; Schema: util; Owner: -
983
--
984

    
985
COMMENT ON FUNCTION diff(left_table regclass, right_table regclass, col_type_null anyelement, OUT left_ anyelement, OUT right_ anyelement) IS '
986
col_type_null (*required*): NULL::col_type
987
usage:
988
SELECT * FROM util.diff(''"left_table"''::regclass, ''"right_table"''::regclass, NULL::text)
989
';
990

    
991

    
992
--
993
-- Name: do_optionally_ignore(text, boolean); Type: FUNCTION; Schema: util; Owner: -
994
--
995

    
996
CREATE FUNCTION do_optionally_ignore(sql text, ignore boolean) RETURNS void
997
    LANGUAGE sql STRICT
998
    AS $_$
999
SELECT CASE WHEN $2 THEN util.try_create($1) ELSE util.create_if_not_exists($1) END
1000
$_$;
1001

    
1002

    
1003
--
1004
-- Name: FUNCTION do_optionally_ignore(sql text, ignore boolean); Type: COMMENT; Schema: util; Owner: -
1005
--
1006

    
1007
COMMENT ON FUNCTION do_optionally_ignore(sql text, ignore boolean) IS '
1008
idempotent
1009
';
1010

    
1011

    
1012
--
1013
-- Name: drop_column(col_ref); Type: FUNCTION; Schema: util; Owner: -
1014
--
1015

    
1016
CREATE FUNCTION drop_column(col col_ref) RETURNS void
1017
    LANGUAGE sql STRICT
1018
    AS $_$
1019
SELECT util.eval($$ALTER TABLE $$||$1.table_||$$ DROP COLUMN IF EXISTS $$||
1020
quote_ident($1.name))
1021
$_$;
1022

    
1023

    
1024
--
1025
-- Name: FUNCTION drop_column(col col_ref); Type: COMMENT; Schema: util; Owner: -
1026
--
1027

    
1028
COMMENT ON FUNCTION drop_column(col col_ref) IS '
1029
idempotent
1030
';
1031

    
1032

    
1033
--
1034
-- Name: drop_table(text); Type: FUNCTION; Schema: util; Owner: -
1035
--
1036

    
1037
CREATE FUNCTION drop_table(table_ text) RETURNS void
1038
    LANGUAGE sql STRICT
1039
    AS $_$
1040
SELECT util.eval($$DROP TABLE IF EXISTS $$||$1)
1041
$_$;
1042

    
1043

    
1044
--
1045
-- Name: FUNCTION drop_table(table_ text); Type: COMMENT; Schema: util; Owner: -
1046
--
1047

    
1048
COMMENT ON FUNCTION drop_table(table_ text) IS '
1049
idempotent
1050
';
1051

    
1052

    
1053
--
1054
-- Name: drop_view(text); Type: FUNCTION; Schema: util; Owner: -
1055
--
1056

    
1057
CREATE FUNCTION drop_view(view_ text) RETURNS void
1058
    LANGUAGE sql STRICT
1059
    AS $_$
1060
SELECT util.eval($$DROP VIEW IF EXISTS $$||$1)
1061
$_$;
1062

    
1063

    
1064
--
1065
-- Name: FUNCTION drop_view(view_ text); Type: COMMENT; Schema: util; Owner: -
1066
--
1067

    
1068
COMMENT ON FUNCTION drop_view(view_ text) IS '
1069
idempotent
1070
';
1071

    
1072

    
1073
--
1074
-- Name: empty_array(anyelement); Type: FUNCTION; Schema: util; Owner: -
1075
--
1076

    
1077
CREATE FUNCTION empty_array(elem_type_null anyelement DEFAULT NULL::text) RETURNS anyarray
1078
    LANGUAGE sql IMMUTABLE
1079
    AS $_$
1080
SELECT util.array_fill($1, 0)
1081
$_$;
1082

    
1083

    
1084
--
1085
-- Name: FUNCTION empty_array(elem_type_null anyelement); Type: COMMENT; Schema: util; Owner: -
1086
--
1087

    
1088
COMMENT ON FUNCTION empty_array(elem_type_null anyelement) IS '
1089
constructs proper empty 1-dimensional array whose dimensions are not NULL ( ''{}''::text[] does not do this)
1090
';
1091

    
1092

    
1093
--
1094
-- Name: ensure_prefix(text, text); Type: FUNCTION; Schema: util; Owner: -
1095
--
1096

    
1097
CREATE FUNCTION ensure_prefix(prefix text, str text) RETURNS text
1098
    LANGUAGE sql IMMUTABLE
1099
    AS $_$
1100
SELECT (CASE WHEN util.has_prefix($1, $2) THEN $2 ELSE $1||$2 END)
1101
$_$;
1102

    
1103

    
1104
--
1105
-- Name: esc_name__append(text, text); Type: FUNCTION; Schema: util; Owner: -
1106
--
1107

    
1108
CREATE FUNCTION esc_name__append(suffix text, esc_name text) RETURNS text
1109
    LANGUAGE sql IMMUTABLE
1110
    AS $_$
1111
SELECT regexp_replace($2, '("?)$', $1||'\1')
1112
$_$;
1113

    
1114

    
1115
--
1116
-- Name: eval(text); Type: FUNCTION; Schema: util; Owner: -
1117
--
1118

    
1119
CREATE FUNCTION eval(sql text) RETURNS void
1120
    LANGUAGE plpgsql STRICT
1121
    AS $$
1122
BEGIN
1123
	PERFORM util.debug_print_sql(sql);
1124
	EXECUTE sql;
1125
END;
1126
$$;
1127

    
1128

    
1129
--
1130
-- Name: eval2col_pair(text, anyelement); Type: FUNCTION; Schema: util; Owner: -
1131
--
1132

    
1133
CREATE FUNCTION eval2col_pair(sql text, col_type_null anyelement, OUT left_ anyelement, OUT right_ anyelement) RETURNS SETOF record
1134
    LANGUAGE plpgsql
1135
    AS $$
1136
BEGIN
1137
	PERFORM util.debug_print_sql(sql);
1138
	RETURN QUERY EXECUTE sql;
1139
END;
1140
$$;
1141

    
1142

    
1143
--
1144
-- Name: FUNCTION eval2col_pair(sql text, col_type_null anyelement, OUT left_ anyelement, OUT right_ anyelement); Type: COMMENT; Schema: util; Owner: -
1145
--
1146

    
1147
COMMENT ON FUNCTION eval2col_pair(sql text, col_type_null anyelement, OUT left_ anyelement, OUT right_ anyelement) IS '
1148
col_type_null (*required*): NULL::col_type
1149
';
1150

    
1151

    
1152
--
1153
-- Name: eval2set(text, anyelement); Type: FUNCTION; Schema: util; Owner: -
1154
--
1155

    
1156
CREATE FUNCTION eval2set(sql text, ret_type_null anyelement DEFAULT NULL::text) RETURNS SETOF anyelement
1157
    LANGUAGE plpgsql
1158
    AS $$
1159
BEGIN
1160
	PERFORM util.debug_print_sql(sql);
1161
	RETURN QUERY EXECUTE sql;
1162
END;
1163
$$;
1164

    
1165

    
1166
--
1167
-- Name: FUNCTION eval2set(sql text, ret_type_null anyelement); Type: COMMENT; Schema: util; Owner: -
1168
--
1169

    
1170
COMMENT ON FUNCTION eval2set(sql text, ret_type_null anyelement) IS '
1171
ret_type_null: NULL::ret_type
1172
';
1173

    
1174

    
1175
--
1176
-- Name: eval2val(text, anyelement); Type: FUNCTION; Schema: util; Owner: -
1177
--
1178

    
1179
CREATE FUNCTION eval2val(sql text, ret_type_null anyelement DEFAULT NULL::text) RETURNS anyelement
1180
    LANGUAGE plpgsql
1181
    AS $$
1182
DECLARE
1183
	ret_val ret_type_null%TYPE;
1184
BEGIN
1185
	PERFORM util.debug_print_sql(sql);
1186
	EXECUTE sql INTO STRICT ret_val;
1187
	RETURN ret_val;
1188
END;
1189
$$;
1190

    
1191

    
1192
--
1193
-- Name: FUNCTION eval2val(sql text, ret_type_null anyelement); Type: COMMENT; Schema: util; Owner: -
1194
--
1195

    
1196
COMMENT ON FUNCTION eval2val(sql text, ret_type_null anyelement) IS '
1197
ret_type_null: NULL::ret_type
1198
';
1199

    
1200

    
1201
--
1202
-- Name: eval_expr(text, anyelement); Type: FUNCTION; Schema: util; Owner: -
1203
--
1204

    
1205
CREATE FUNCTION eval_expr(sql text, ret_type_null anyelement DEFAULT NULL::text) RETURNS anyelement
1206
    LANGUAGE sql
1207
    AS $_$
1208
SELECT util.eval2val($$SELECT $$||$1, $2)
1209
$_$;
1210

    
1211

    
1212
--
1213
-- Name: FUNCTION eval_expr(sql text, ret_type_null anyelement); Type: COMMENT; Schema: util; Owner: -
1214
--
1215

    
1216
COMMENT ON FUNCTION eval_expr(sql text, ret_type_null anyelement) IS '
1217
ret_type_null: NULL::ret_type
1218
';
1219

    
1220

    
1221
--
1222
-- Name: eval_expr_passthru(text, anyelement); Type: FUNCTION; Schema: util; Owner: -
1223
--
1224

    
1225
CREATE FUNCTION eval_expr_passthru(sql text, ret_type_null anyelement DEFAULT NULL::text) RETURNS anyelement
1226
    LANGUAGE sql
1227
    AS $_$
1228
SELECT CASE WHEN $1 IS NULL THEN NULL ELSE util.eval_expr($1, $2) END
1229
$_$;
1230

    
1231

    
1232
--
1233
-- Name: FUNCTION eval_expr_passthru(sql text, ret_type_null anyelement); Type: COMMENT; Schema: util; Owner: -
1234
--
1235

    
1236
COMMENT ON FUNCTION eval_expr_passthru(sql text, ret_type_null anyelement) IS '
1237
sql: can be NULL, which will be passed through
1238
ret_type_null: NULL::ret_type
1239
';
1240

    
1241

    
1242
--
1243
-- Name: existing_cols(regclass, text[]); Type: FUNCTION; Schema: util; Owner: -
1244
--
1245

    
1246
CREATE FUNCTION existing_cols(table_ regclass, VARIADIC col_names text[]) RETURNS SETOF text
1247
    LANGUAGE sql STABLE STRICT
1248
    AS $_$
1249
SELECT col_name
1250
FROM unnest($2) s (col_name)
1251
WHERE util.col_exists(($1, col_name))
1252
$_$;
1253

    
1254

    
1255
--
1256
-- Name: explain(text); Type: FUNCTION; Schema: util; Owner: -
1257
--
1258

    
1259
CREATE FUNCTION explain(sql text) RETURNS SETOF text
1260
    LANGUAGE sql
1261
    AS $_$
1262
SELECT util.eval2set($$EXPLAIN $$||$1)
1263
$_$;
1264

    
1265

    
1266
--
1267
-- Name: explain2notice(text); Type: FUNCTION; Schema: util; Owner: -
1268
--
1269

    
1270
CREATE FUNCTION explain2notice(sql text) RETURNS void
1271
    LANGUAGE plpgsql
1272
    AS $_$
1273
BEGIN
1274
	RAISE NOTICE '%', $$EXPLAIN:
1275
$$||util.explain2str(sql);
1276
END;
1277
$_$;
1278

    
1279

    
1280
--
1281
-- Name: explain2str(text); Type: FUNCTION; Schema: util; Owner: -
1282
--
1283

    
1284
CREATE FUNCTION explain2str(sql text) RETURNS text
1285
    LANGUAGE sql
1286
    AS $_$
1287
SELECT util.join_strs(explain, $$
1288
$$) FROM util.explain($1)
1289
$_$;
1290

    
1291

    
1292
SET default_tablespace = '';
1293

    
1294
SET default_with_oids = false;
1295

    
1296
--
1297
-- Name: explain; Type: TABLE; Schema: util; Owner: -; Tablespace: 
1298
--
1299

    
1300
CREATE TABLE explain (
1301
    line text NOT NULL
1302
);
1303

    
1304

    
1305
--
1306
-- Name: explain2table(text, regclass); Type: FUNCTION; Schema: util; Owner: -
1307
--
1308

    
1309
CREATE FUNCTION explain2table(sql text, table_ regclass DEFAULT 'explain'::regclass) RETURNS void
1310
    LANGUAGE sql
1311
    AS $_$
1312
SELECT util.eval($$INSERT INTO $$||$2||$$ SELECT util.explain(
1313
$$||quote_nullable($1)||$$
1314
)$$)
1315
$_$;
1316

    
1317

    
1318
--
1319
-- Name: FUNCTION explain2table(sql text, table_ regclass); Type: COMMENT; Schema: util; Owner: -
1320
--
1321

    
1322
COMMENT ON FUNCTION explain2table(sql text, table_ regclass) IS '
1323
usage:
1324
PERFORM util.explain2table($$
1325
query
1326
$$);
1327
';
1328

    
1329

    
1330
--
1331
-- Name: fix_array(anyarray); Type: FUNCTION; Schema: util; Owner: -
1332
--
1333

    
1334
CREATE FUNCTION fix_array("array" anyarray) RETURNS anyarray
1335
    LANGUAGE sql IMMUTABLE
1336
    AS $_$
1337
SELECT CASE WHEN $1 IS NULL THEN NULL ELSE (
1338
	CASE WHEN pg_catalog.array_ndims($1) IS NULL THEN util.empty_array($1[1]) ELSE $1 END
1339
) END
1340
$_$;
1341

    
1342

    
1343
--
1344
-- Name: FUNCTION fix_array("array" anyarray); Type: COMMENT; Schema: util; Owner: -
1345
--
1346

    
1347
COMMENT ON FUNCTION fix_array("array" anyarray) IS '
1348
ensures that an array will always have proper non-NULL dimensions
1349
';
1350

    
1351

    
1352
--
1353
-- Name: force_recreate(text, text[]); Type: FUNCTION; Schema: util; Owner: -
1354
--
1355

    
1356
CREATE FUNCTION force_recreate(cmd text, users text[] DEFAULT NULL::text[]) RETURNS void
1357
    LANGUAGE plpgsql
1358
    AS $_$
1359
DECLARE
1360
	PG_EXCEPTION_DETAIL text;
1361
	recreate_users_cmd text = util.save_drop_views(users);
1362
BEGIN
1363
	PERFORM util.eval(cmd);
1364
	PERFORM util.eval(recreate_users_cmd);
1365
EXCEPTION
1366
WHEN dependent_objects_still_exist THEN
1367
	IF users IS NOT NULL THEN RAISE; END IF; -- save_drop_views() didn't fix it
1368
	GET STACKED DIAGNOSTICS PG_EXCEPTION_DETAIL = PG_EXCEPTION_DETAIL;
1369
	users = array(SELECT * FROM util.regexp_matches_group(
1370
		PG_EXCEPTION_DETAIL, '(?m)^view (.*) depends on table .*$'));
1371
	IF util.is_empty(users) THEN RAISE; END IF;
1372
	PERFORM util.force_recreate(cmd, users);
1373
END;
1374
$_$;
1375

    
1376

    
1377
--
1378
-- Name: FUNCTION force_recreate(cmd text, users text[]); Type: COMMENT; Schema: util; Owner: -
1379
--
1380

    
1381
COMMENT ON FUNCTION force_recreate(cmd text, users text[]) IS '
1382
idempotent
1383

    
1384
users: not necessary to provide this because it will be autopopulated
1385
';
1386

    
1387

    
1388
--
1389
-- Name: force_update_view(text, text); Type: FUNCTION; Schema: util; Owner: -
1390
--
1391

    
1392
CREATE FUNCTION force_update_view(view_ text, query text) RETURNS void
1393
    LANGUAGE plpgsql STRICT
1394
    AS $_$
1395
DECLARE
1396
	mk_view text = $$CREATE OR REPLACE VIEW $$||view_||$$ AS
1397
$$||query;
1398
BEGIN
1399
	EXECUTE mk_view;
1400
EXCEPTION
1401
WHEN invalid_table_definition THEN
1402
	IF SQLERRM = 'cannot drop columns from view'
1403
	OR SQLERRM LIKE 'cannot change name of view column "%" to "%"'
1404
	THEN
1405
		EXECUTE $$DROP VIEW $$||view_||$$ CASCADE$$;
1406
		EXECUTE mk_view;
1407
	ELSE RAISE USING ERRCODE = SQLSTATE, MESSAGE = SQLERRM;
1408
	END IF;
1409
END;
1410
$_$;
1411

    
1412

    
1413
--
1414
-- Name: FUNCTION force_update_view(view_ text, query text); Type: COMMENT; Schema: util; Owner: -
1415
--
1416

    
1417
COMMENT ON FUNCTION force_update_view(view_ text, query text) IS '
1418
idempotent
1419
';
1420

    
1421

    
1422
--
1423
-- Name: grants_users(); Type: FUNCTION; Schema: util; Owner: -
1424
--
1425

    
1426
CREATE FUNCTION grants_users() RETURNS SETOF text
1427
    LANGUAGE sql IMMUTABLE
1428
    AS $$
1429
VALUES ('bien_read'), ('public_')
1430
$$;
1431

    
1432

    
1433
--
1434
-- Name: has_prefix(text, text); Type: FUNCTION; Schema: util; Owner: -
1435
--
1436

    
1437
CREATE FUNCTION has_prefix(prefix text, str text) RETURNS boolean
1438
    LANGUAGE sql IMMUTABLE
1439
    AS $_$
1440
SELECT substring($2 for length($1)) = $1
1441
$_$;
1442

    
1443

    
1444
--
1445
-- Name: hstore(text[], text); Type: FUNCTION; Schema: util; Owner: -
1446
--
1447

    
1448
CREATE FUNCTION hstore(keys text[], value text) RETURNS hstore
1449
    LANGUAGE sql IMMUTABLE
1450
    AS $_$
1451
SELECT hstore(util.fix_array($1), util.array_fill($2, util.array_length($1)))
1452
$_$;
1453

    
1454

    
1455
--
1456
-- Name: FUNCTION hstore(keys text[], value text); Type: COMMENT; Schema: util; Owner: -
1457
--
1458

    
1459
COMMENT ON FUNCTION hstore(keys text[], value text) IS '
1460
avoids repeating the same value for each key
1461
';
1462

    
1463

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

    
1468
CREATE FUNCTION ifnull(value anyelement, null_ anyelement) RETURNS anyelement
1469
    LANGUAGE sql IMMUTABLE
1470
    AS $_$
1471
SELECT COALESCE($1, $2)
1472
$_$;
1473

    
1474

    
1475
--
1476
-- Name: FUNCTION ifnull(value anyelement, null_ anyelement); Type: COMMENT; Schema: util; Owner: -
1477
--
1478

    
1479
COMMENT ON FUNCTION ifnull(value anyelement, null_ anyelement) IS '
1480
equivalent to MySQL''s IFNULL() (Postgres auto-lowercases the name)
1481
';
1482

    
1483

    
1484
--
1485
-- Name: inherit(regclass, regclass); Type: FUNCTION; Schema: util; Owner: -
1486
--
1487

    
1488
CREATE FUNCTION inherit(derived regclass, base regclass) RETURNS void
1489
    LANGUAGE sql
1490
    AS $_$
1491
SELECT util.eval($$ALTER TABLE $$||$1||$$ INHERIT $$||$2)
1492
$_$;
1493

    
1494

    
1495
--
1496
-- Name: is_constant(col_ref); Type: FUNCTION; Schema: util; Owner: -
1497
--
1498

    
1499
CREATE FUNCTION is_constant(col col_ref) RETURNS boolean
1500
    LANGUAGE sql STABLE STRICT
1501
    AS $_$
1502
SELECT COALESCE(util.col_comment($1) LIKE 'constant%', false)
1503
$_$;
1504

    
1505

    
1506
--
1507
-- Name: is_empty(anyarray); Type: FUNCTION; Schema: util; Owner: -
1508
--
1509

    
1510
CREATE FUNCTION is_empty("array" anyarray) RETURNS boolean
1511
    LANGUAGE sql IMMUTABLE
1512
    AS $_$
1513
SELECT util.array_length($1) = 0
1514
$_$;
1515

    
1516

    
1517
--
1518
-- Name: is_more_complete_than(anyelement, anyelement); Type: FUNCTION; Schema: util; Owner: -
1519
--
1520

    
1521
CREATE FUNCTION is_more_complete_than("left" anyelement, "right" anyelement) RETURNS boolean
1522
    LANGUAGE sql IMMUTABLE
1523
    AS $_$
1524
SELECT $1 IS NOT DISTINCT FROM $2 OR ($1 IS NOT NULL AND $2 IS NULL)
1525
$_$;
1526

    
1527

    
1528
--
1529
-- Name: is_populated_more_often_than(anyelement, anyelement); Type: FUNCTION; Schema: util; Owner: -
1530
--
1531

    
1532
CREATE FUNCTION is_populated_more_often_than("left" anyelement, "right" anyelement) RETURNS boolean
1533
    LANGUAGE sql IMMUTABLE
1534
    AS $_$
1535
SELECT $1 IS NOT NULL >= $2 IS NOT NULL -- true > false
1536
$_$;
1537

    
1538

    
1539
--
1540
-- Name: join_strs_transform(text, text, text); Type: FUNCTION; Schema: util; Owner: -
1541
--
1542

    
1543
CREATE FUNCTION join_strs_transform(state text, value text, delim text) RETURNS text
1544
    LANGUAGE sql IMMUTABLE STRICT
1545
    AS $_$
1546
SELECT $1 || $3 || $2
1547
$_$;
1548

    
1549

    
1550
--
1551
-- Name: limit2row_num(integer, integer, integer); Type: FUNCTION; Schema: util; Owner: -
1552
--
1553

    
1554
CREATE FUNCTION limit2row_num(limit_ integer, offset_ integer DEFAULT NULL::integer, min_row_num integer DEFAULT 1) RETURNS integer
1555
    LANGUAGE sql IMMUTABLE
1556
    AS $_$
1557
SELECT COALESCE(util.offset2row_num($2, $3) + $1 - 1, 2147483647)
1558
$_$;
1559

    
1560

    
1561
--
1562
-- Name: ltrim_nl(text); Type: FUNCTION; Schema: util; Owner: -
1563
--
1564

    
1565
CREATE FUNCTION ltrim_nl(str text) RETURNS text
1566
    LANGUAGE sql IMMUTABLE
1567
    AS $_$
1568
SELECT ltrim($1, $$
1569
$$)
1570
$_$;
1571

    
1572

    
1573
--
1574
-- Name: map_filter_insert(); Type: FUNCTION; Schema: util; Owner: -
1575
--
1576

    
1577
CREATE FUNCTION map_filter_insert() RETURNS trigger
1578
    LANGUAGE plpgsql
1579
    AS $$
1580
BEGIN
1581
	IF new."from" LIKE ':%' THEN RETURN NULL; END IF; -- exclude metadata values
1582
	RETURN new;
1583
END;
1584
$$;
1585

    
1586

    
1587
--
1588
-- Name: map_get(regclass, text); Type: FUNCTION; Schema: util; Owner: -
1589
--
1590

    
1591
CREATE FUNCTION map_get(map regclass, key text) RETURNS text
1592
    LANGUAGE plpgsql STABLE STRICT
1593
    AS $_$
1594
DECLARE
1595
    value text;
1596
BEGIN
1597
    EXECUTE $$SELECT "to" FROM $$||map||$$ WHERE "from" = $1$$
1598
        INTO value USING key;
1599
    RETURN value;
1600
END;
1601
$_$;
1602

    
1603

    
1604
--
1605
-- Name: map_nulls(text[], anyelement); Type: FUNCTION; Schema: util; Owner: -
1606
--
1607

    
1608
CREATE FUNCTION map_nulls(nulls text[], value anyelement) RETURNS anyelement
1609
    LANGUAGE sql IMMUTABLE
1610
    AS $_$
1611
SELECT util._map(util.nulls_map($1), $2)
1612
$_$;
1613

    
1614

    
1615
--
1616
-- Name: FUNCTION map_nulls(nulls text[], value anyelement); Type: COMMENT; Schema: util; Owner: -
1617
--
1618

    
1619
COMMENT ON FUNCTION map_nulls(nulls text[], value anyelement) IS '
1620
due to dynamic inlining[1], this is just as fast as util._map() which it wraps[2].
1621

    
1622
[1] inlining of function calls, which is different from constant folding
1623
[2] _map()''s profiling query
1624
SELECT util._map(''"1"=>NULL, "2"=>NULL, "3"=>NULL, *=>*'', v) FROM unnest(array_fill(1, array[100000])) f (v)
1625
and map_nulls()''s profiling query
1626
SELECT util.map_nulls(array[1, 2, 3]::text[], v) FROM unnest(array_fill(1, array[100000])) f (v)
1627
both take ~920 ms.
1628
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.
1629
';
1630

    
1631

    
1632
--
1633
-- Name: map_values(regclass); Type: FUNCTION; Schema: util; Owner: -
1634
--
1635

    
1636
CREATE FUNCTION map_values(map regclass) RETURNS SETOF text
1637
    LANGUAGE plpgsql STABLE STRICT
1638
    AS $_$
1639
BEGIN
1640
    RETURN QUERY EXECUTE $$SELECT "to" FROM $$||map;
1641
END;
1642
$_$;
1643

    
1644

    
1645
--
1646
-- Name: materialize_query(text, text); Type: FUNCTION; Schema: util; Owner: -
1647
--
1648

    
1649
CREATE FUNCTION materialize_query(table_esc text, sql text) RETURNS void
1650
    LANGUAGE sql
1651
    AS $_$
1652
SELECT util.create_if_not_exists($$CREATE TABLE $$||$1||$$ AS
1653
$$||util.ltrim_nl($2))
1654
$_$;
1655

    
1656

    
1657
--
1658
-- Name: FUNCTION materialize_query(table_esc text, sql text); Type: COMMENT; Schema: util; Owner: -
1659
--
1660

    
1661
COMMENT ON FUNCTION materialize_query(table_esc text, sql text) IS '
1662
idempotent
1663
';
1664

    
1665

    
1666
--
1667
-- Name: materialize_view(text, regclass); Type: FUNCTION; Schema: util; Owner: -
1668
--
1669

    
1670
CREATE FUNCTION materialize_view(table_esc text, view_ regclass) RETURNS void
1671
    LANGUAGE sql
1672
    AS $_$
1673
SELECT util.materialize_query($1, $$SELECT * FROM $$||$2)
1674
$_$;
1675

    
1676

    
1677
--
1678
-- Name: FUNCTION materialize_view(table_esc text, view_ regclass); Type: COMMENT; Schema: util; Owner: -
1679
--
1680

    
1681
COMMENT ON FUNCTION materialize_view(table_esc text, view_ regclass) IS '
1682
idempotent
1683
';
1684

    
1685

    
1686
--
1687
-- Name: mk_const_col(col_ref, anyelement); Type: FUNCTION; Schema: util; Owner: -
1688
--
1689

    
1690
CREATE FUNCTION mk_const_col(col col_ref, value anyelement) RETURNS void
1691
    LANGUAGE sql STRICT
1692
    AS $_$
1693
SELECT util.create_if_not_exists($$
1694
ALTER TABLE $$||$1.table_||$$ ADD COLUMN $$
1695
||quote_ident($1.name)||$$ $$||pg_typeof($2)||util.type_qual($2)||$$ DEFAULT $$
1696
||quote_literal($2)||$$;
1697
COMMENT ON COLUMN $$||$1.table_||$$.$$||quote_ident($1.name)||$$ IS '
1698
constant
1699
';
1700
$$)
1701
$_$;
1702

    
1703

    
1704
--
1705
-- Name: FUNCTION mk_const_col(col col_ref, value anyelement); Type: COMMENT; Schema: util; Owner: -
1706
--
1707

    
1708
COMMENT ON FUNCTION mk_const_col(col col_ref, value anyelement) IS '
1709
idempotent
1710
';
1711

    
1712

    
1713
--
1714
-- Name: mk_derived_col(col_ref, text, boolean); Type: FUNCTION; Schema: util; Owner: -
1715
--
1716

    
1717
CREATE FUNCTION mk_derived_col(col col_ref, expr text, overwrite boolean DEFAULT false) RETURNS void
1718
    LANGUAGE plpgsql STRICT
1719
    AS $_$
1720
DECLARE
1721
    type regtype = util.typeof(expr, col.table_::text::regtype);
1722
    col_name_sql text = quote_ident(col.name);
1723
BEGIN
1724
    PERFORM util.create_if_not_exists((CASE WHEN overwrite THEN '' ELSE $$
1725
ALTER TABLE $$||col.table_||$$ ADD   COLUMN $$||col_name_sql||$$      $$||type||$$;$$ END)||$$
1726
ALTER TABLE $$||col.table_||$$ ALTER COLUMN $$||col_name_sql||$$ TYPE $$||type||$$ USING
1727
$$||expr||$$;
1728
$$);
1729
END;
1730
$_$;
1731

    
1732

    
1733
--
1734
-- Name: FUNCTION mk_derived_col(col col_ref, expr text, overwrite boolean); Type: COMMENT; Schema: util; Owner: -
1735
--
1736

    
1737
COMMENT ON FUNCTION mk_derived_col(col col_ref, expr text, overwrite boolean) IS '
1738
idempotent
1739
';
1740

    
1741

    
1742
--
1743
-- Name: mk_map_table(text); Type: FUNCTION; Schema: util; Owner: -
1744
--
1745

    
1746
CREATE FUNCTION mk_map_table(table_ text) RETURNS void
1747
    LANGUAGE sql STRICT
1748
    AS $_$
1749
SELECT util.create_if_not_exists($$
1750
CREATE TABLE $$||$1||$$
1751
(
1752
    LIKE util.map INCLUDING ALL
1753
);
1754

    
1755
CREATE TRIGGER map_filter_insert
1756
  BEFORE INSERT
1757
  ON $$||$1||$$
1758
  FOR EACH ROW
1759
  EXECUTE PROCEDURE util.map_filter_insert();
1760
$$)
1761
$_$;
1762

    
1763

    
1764
--
1765
-- Name: mk_search_path(text[]); Type: FUNCTION; Schema: util; Owner: -
1766
--
1767

    
1768
CREATE FUNCTION mk_search_path(VARIADIC schemas text[]) RETURNS text
1769
    LANGUAGE sql IMMUTABLE
1770
    AS $_$
1771
SELECT string_agg(quote_ident(unnest), ', ') FROM unnest($1)
1772
$_$;
1773

    
1774

    
1775
--
1776
-- Name: mk_set_search_path(text[]); Type: FUNCTION; Schema: util; Owner: -
1777
--
1778

    
1779
CREATE FUNCTION mk_set_search_path(VARIADIC schemas text[]) RETURNS text
1780
    LANGUAGE sql IMMUTABLE
1781
    AS $_$
1782
SELECT util.mk_set_search_path(util.mk_search_path(VARIADIC $1))
1783
$_$;
1784

    
1785

    
1786
--
1787
-- Name: FUNCTION mk_set_search_path(VARIADIC schemas text[]); Type: COMMENT; Schema: util; Owner: -
1788
--
1789

    
1790
COMMENT ON FUNCTION mk_set_search_path(VARIADIC schemas text[]) IS '
1791
usage:
1792
for *1* schema arg:
1793
SELECT util.mk_set_search_path(''schema'', NULL) AS search_path;
1794
	-- 2 params are needed to use the correct variant of mk_set_search_path()
1795
';
1796

    
1797

    
1798
--
1799
-- Name: mk_set_search_path(text); Type: FUNCTION; Schema: util; Owner: -
1800
--
1801

    
1802
CREATE FUNCTION mk_set_search_path(search_path text) RETURNS text
1803
    LANGUAGE sql IMMUTABLE
1804
    AS $_$
1805
SELECT $$SET LOCAL search_path TO $$||$1
1806
$_$;
1807

    
1808

    
1809
--
1810
-- Name: mk_source_col(regclass); Type: FUNCTION; Schema: util; Owner: -
1811
--
1812

    
1813
CREATE FUNCTION mk_source_col(table_ regclass) RETURNS void
1814
    LANGUAGE sql STRICT
1815
    AS $_$
1816
SELECT util.mk_const_col(($1, 'source'), util.schema($1))
1817
$_$;
1818

    
1819

    
1820
--
1821
-- Name: FUNCTION mk_source_col(table_ regclass); Type: COMMENT; Schema: util; Owner: -
1822
--
1823

    
1824
COMMENT ON FUNCTION mk_source_col(table_ regclass) IS '
1825
idempotent
1826
';
1827

    
1828

    
1829
--
1830
-- Name: mk_subset_by_row_num_func(regclass); Type: FUNCTION; Schema: util; Owner: -
1831
--
1832

    
1833
CREATE FUNCTION mk_subset_by_row_num_func(view_ regclass) RETURNS void
1834
    LANGUAGE plpgsql STRICT
1835
    AS $_$
1836
DECLARE
1837
	view_qual_name text = util.qual_name(view_);
1838
BEGIN
1839
	EXECUTE $$
1840
CREATE OR REPLACE FUNCTION $$||view_||$$(limit_ integer DEFAULT NULL::integer, offset_ integer DEFAULT NULL)
1841
  RETURNS SETOF $$||view_||$$ AS
1842
$BODY1$
1843
SELECT * FROM $$||view_qual_name||$$
1844
ORDER BY sort_col
1845
LIMIT $1 OFFSET $2
1846
$BODY1$
1847
  LANGUAGE sql STABLE
1848
  COST 100
1849
  ROWS 1000
1850
$$;
1851
	
1852
	PERFORM util.mk_subset_by_row_num_no_sort_func(view_);
1853
END;
1854
$_$;
1855

    
1856

    
1857
--
1858
-- Name: mk_subset_by_row_num_func(regclass, text); Type: FUNCTION; Schema: util; Owner: -
1859
--
1860

    
1861
CREATE FUNCTION mk_subset_by_row_num_func(view_ regclass, row_num_col text) RETURNS void
1862
    LANGUAGE plpgsql STRICT
1863
    AS $_$
1864
DECLARE
1865
	view_qual_name text = util.qual_name(view_);
1866
	row_num__min__fn text = util.esc_name__append('__row_num__min', view_qual_name);
1867
BEGIN
1868
	EXECUTE $$
1869
CREATE OR REPLACE FUNCTION $$||row_num__min__fn||$$()
1870
  RETURNS integer AS
1871
$BODY1$
1872
SELECT $$||quote_ident(row_num_col)||$$
1873
FROM $$||view_qual_name||$$
1874
ORDER BY $$||quote_ident(row_num_col)||$$ ASC
1875
LIMIT 1
1876
$BODY1$
1877
  LANGUAGE sql STABLE
1878
  COST 100;
1879
$$;
1880
	
1881
	EXECUTE $$
1882
CREATE OR REPLACE FUNCTION $$||view_||$$(limit_ integer DEFAULT NULL::integer, offset_ integer DEFAULT NULL)
1883
  RETURNS SETOF $$||view_||$$ AS
1884
$BODY1$
1885
SELECT * FROM $$||view_qual_name||$$
1886
WHERE $$||quote_ident(row_num_col)||$$ BETWEEN
1887
	util.offset2row_num(    $2, $$||row_num__min__fn||$$())
1888
AND util.limit2row_num ($1, $2, $$||row_num__min__fn||$$())
1889
ORDER BY $$||quote_ident(row_num_col)||$$
1890
$BODY1$
1891
  LANGUAGE sql STABLE
1892
  COST 100
1893
  ROWS 1000
1894
$$;
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_no_sort_func(regclass); Type: FUNCTION; Schema: util; Owner: -
1903
--
1904

    
1905
CREATE FUNCTION mk_subset_by_row_num_no_sort_func(view_ regclass) RETURNS void
1906
    LANGUAGE plpgsql STRICT
1907
    AS $_$
1908
DECLARE
1909
	view_qual_name text = util.qual_name(view_);
1910
BEGIN
1911
	EXECUTE $$
1912
CREATE OR REPLACE FUNCTION $$||view_||$$(no_sort boolean, limit_ integer DEFAULT NULL::integer, offset_ integer DEFAULT NULL)
1913
  RETURNS SETOF $$||view_||$$
1914
  SET enable_sort TO 'off'
1915
  AS
1916
$BODY1$
1917
SELECT * FROM $$||view_qual_name||$$($2, $3)
1918
$BODY1$
1919
  LANGUAGE sql STABLE
1920
  COST 100
1921
  ROWS 1000
1922
;
1923
COMMENT ON FUNCTION $$||view_||$$(no_sort boolean, limit_ integer, offset_ integer) IS '
1924
Use this for limit values greater than ~100,000 to avoid unwanted slow sorts.
1925
If you want to run EXPLAIN and get expanded output, use the regular subset
1926
function instead. (When a config param is set on a function, EXPLAIN produces
1927
just a function scan.)
1928
';
1929
$$;
1930
END;
1931
$_$;
1932

    
1933

    
1934
--
1935
-- Name: FUNCTION mk_subset_by_row_num_no_sort_func(view_ regclass); Type: COMMENT; Schema: util; Owner: -
1936
--
1937

    
1938
COMMENT ON FUNCTION mk_subset_by_row_num_no_sort_func(view_ regclass) IS '
1939
creates subset function which turns off enable_sort
1940
';
1941

    
1942

    
1943
--
1944
-- Name: mk_use_own_schema(anyelement); Type: FUNCTION; Schema: util; Owner: -
1945
--
1946

    
1947
CREATE FUNCTION mk_use_own_schema(schema_anchor anyelement) RETURNS text
1948
    LANGUAGE sql IMMUTABLE
1949
    AS $_$
1950
SELECT util.mk_set_search_path(util.schema_esc($1))
1951
$_$;
1952

    
1953

    
1954
--
1955
-- Name: name(regclass); Type: FUNCTION; Schema: util; Owner: -
1956
--
1957

    
1958
CREATE FUNCTION name(table_ regclass) RETURNS text
1959
    LANGUAGE sql STABLE
1960
    AS $_$
1961
SELECT relname::text FROM pg_class WHERE oid = $1
1962
$_$;
1963

    
1964

    
1965
--
1966
-- Name: name(regtype); Type: FUNCTION; Schema: util; Owner: -
1967
--
1968

    
1969
CREATE FUNCTION name(type regtype) RETURNS text
1970
    LANGUAGE sql STABLE STRICT
1971
    AS $_$
1972
SELECT typname::text FROM pg_type WHERE oid = $1
1973
$_$;
1974

    
1975

    
1976
--
1977
-- Name: not_empty(anyarray); Type: FUNCTION; Schema: util; Owner: -
1978
--
1979

    
1980
CREATE FUNCTION not_empty(value anyarray) RETURNS boolean
1981
    LANGUAGE sql IMMUTABLE
1982
    AS $_$
1983
SELECT $1 IS NOT NULL AND util.array_length($1) > 0
1984
$_$;
1985

    
1986

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

    
1991
CREATE FUNCTION not_null(value anyelement) RETURNS boolean
1992
    LANGUAGE sql IMMUTABLE
1993
    AS $_$
1994
SELECT $1 IS NOT NULL
1995
$_$;
1996

    
1997

    
1998
--
1999
-- Name: nulls_map(text[]); Type: FUNCTION; Schema: util; Owner: -
2000
--
2001

    
2002
CREATE FUNCTION nulls_map(nulls text[]) RETURNS hstore
2003
    LANGUAGE sql IMMUTABLE
2004
    AS $_$
2005
SELECT util.hstore($1, NULL) || '*=>*'
2006
$_$;
2007

    
2008

    
2009
--
2010
-- Name: FUNCTION nulls_map(nulls text[]); Type: COMMENT; Schema: util; Owner: -
2011
--
2012

    
2013
COMMENT ON FUNCTION nulls_map(nulls text[]) IS '
2014
for use with _map()
2015
';
2016

    
2017

    
2018
--
2019
-- Name: offset2row_num(integer, integer); Type: FUNCTION; Schema: util; Owner: -
2020
--
2021

    
2022
CREATE FUNCTION offset2row_num(offset_ integer, min_row_num integer DEFAULT 1) RETURNS integer
2023
    LANGUAGE sql IMMUTABLE
2024
    AS $_$
2025
SELECT $2 + COALESCE($1, 0)
2026
$_$;
2027

    
2028

    
2029
--
2030
-- Name: qual_name(text[]); Type: FUNCTION; Schema: util; Owner: -
2031
--
2032

    
2033
CREATE FUNCTION qual_name(VARIADIC elems text[]) RETURNS text
2034
    LANGUAGE sql IMMUTABLE
2035
    AS $_$
2036
SELECT string_agg(quote_ident(unnest), '.') FROM unnest($1)
2037
$_$;
2038

    
2039

    
2040
--
2041
-- Name: qual_name(regclass); Type: FUNCTION; Schema: util; Owner: -
2042
--
2043

    
2044
CREATE FUNCTION qual_name(table_ regclass) RETURNS text
2045
    LANGUAGE sql STABLE STRICT
2046
    SET search_path TO pg_temp
2047
    AS $_$
2048
SELECT $1::text
2049
$_$;
2050

    
2051

    
2052
--
2053
-- Name: qual_name(regtype); Type: FUNCTION; Schema: util; Owner: -
2054
--
2055

    
2056
CREATE FUNCTION qual_name(type regtype) RETURNS text
2057
    LANGUAGE sql STABLE STRICT
2058
    SET search_path TO pg_temp
2059
    AS $_$
2060
SELECT $1::text
2061
$_$;
2062

    
2063

    
2064
--
2065
-- Name: FUNCTION qual_name(type regtype); Type: COMMENT; Schema: util; Owner: -
2066
--
2067

    
2068
COMMENT ON FUNCTION qual_name(type regtype) IS '
2069
a type''s schema-qualified name
2070
';
2071

    
2072

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

    
2077
CREATE FUNCTION qual_name(type unknown) RETURNS text
2078
    LANGUAGE sql STABLE STRICT
2079
    AS $_$
2080
SELECT util.qual_name($1::text::regtype)
2081
$_$;
2082

    
2083

    
2084
--
2085
-- Name: raise_notice(text); Type: FUNCTION; Schema: util; Owner: -
2086
--
2087

    
2088
CREATE FUNCTION raise_notice(msg text) RETURNS void
2089
    LANGUAGE plpgsql IMMUTABLE STRICT
2090
    AS $$
2091
BEGIN
2092
	RAISE NOTICE '%', msg;
2093
END;
2094
$$;
2095

    
2096

    
2097
--
2098
-- Name: raise_undefined_column(col_ref); Type: FUNCTION; Schema: util; Owner: -
2099
--
2100

    
2101
CREATE FUNCTION raise_undefined_column(col col_ref) RETURNS text
2102
    LANGUAGE plpgsql IMMUTABLE STRICT
2103
    AS $$
2104
BEGIN
2105
	RAISE undefined_column USING MESSAGE = concat('undefined column: ', col.name);
2106
END;
2107
$$;
2108

    
2109

    
2110
--
2111
-- Name: regexp_matches_group(text, text, integer); Type: FUNCTION; Schema: util; Owner: -
2112
--
2113

    
2114
CREATE FUNCTION regexp_matches_group(str text, re text, group_ integer DEFAULT 1) RETURNS SETOF text
2115
    LANGUAGE sql IMMUTABLE
2116
    AS $_$
2117
SELECT regexp_matches[$3] FROM regexp_matches($1, $2, 'g')
2118
$_$;
2119

    
2120

    
2121
--
2122
-- Name: rematerialize_query(text, text); Type: FUNCTION; Schema: util; Owner: -
2123
--
2124

    
2125
CREATE FUNCTION rematerialize_query(table_esc text, sql text) RETURNS void
2126
    LANGUAGE sql
2127
    AS $_$
2128
SELECT util.drop_table($1);
2129
SELECT util.materialize_query($1, $2);
2130
$_$;
2131

    
2132

    
2133
--
2134
-- Name: FUNCTION rematerialize_query(table_esc text, sql text); Type: COMMENT; Schema: util; Owner: -
2135
--
2136

    
2137
COMMENT ON FUNCTION rematerialize_query(table_esc text, sql text) IS '
2138
idempotent, but repeats action each time
2139
';
2140

    
2141

    
2142
--
2143
-- Name: rematerialize_view(text, regclass); Type: FUNCTION; Schema: util; Owner: -
2144
--
2145

    
2146
CREATE FUNCTION rematerialize_view(table_esc text, view_ regclass) RETURNS void
2147
    LANGUAGE sql
2148
    AS $_$
2149
SELECT util.drop_table($1);
2150
SELECT util.materialize_view($1, $2);
2151
$_$;
2152

    
2153

    
2154
--
2155
-- Name: FUNCTION rematerialize_view(table_esc text, view_ regclass); Type: COMMENT; Schema: util; Owner: -
2156
--
2157

    
2158
COMMENT ON FUNCTION rematerialize_view(table_esc text, view_ regclass) IS '
2159
idempotent, but repeats action each time
2160
';
2161

    
2162

    
2163
--
2164
-- Name: rename_cols(regclass, anyelement); Type: FUNCTION; Schema: util; Owner: -
2165
--
2166

    
2167
CREATE FUNCTION rename_cols(table_ regclass, renames anyelement) RETURNS void
2168
    LANGUAGE sql STRICT
2169
    AS $_$
2170
SELECT util.try_create($$ALTER TABLE $$||$1||$$ RENAME $$
2171
||quote_ident(name)||$$ TO $$||quote_ident($2 -> name))
2172
FROM util.col_names($1::text::regtype) f (name);
2173
SELECT NULL::void; -- don't fold away functions called in previous query
2174
$_$;
2175

    
2176

    
2177
--
2178
-- Name: FUNCTION rename_cols(table_ regclass, renames anyelement); Type: COMMENT; Schema: util; Owner: -
2179
--
2180

    
2181
COMMENT ON FUNCTION rename_cols(table_ regclass, renames anyelement) IS '
2182
idempotent
2183
';
2184

    
2185

    
2186
--
2187
-- Name: reset_col_names(regclass, regclass); Type: FUNCTION; Schema: util; Owner: -
2188
--
2189

    
2190
CREATE FUNCTION reset_col_names(table_ regclass, names regclass) RETURNS void
2191
    LANGUAGE sql STRICT
2192
    AS $_$
2193
SELECT util.eval($$DELETE FROM $$||$2||$$ WHERE "from" LIKE ':%'$$);
2194
SELECT util.mk_derived_col(($2, 'to'), $$"from"$$, overwrite := true);
2195
SELECT util.set_col_names($1, $2);
2196
$_$;
2197

    
2198

    
2199
--
2200
-- Name: FUNCTION reset_col_names(table_ regclass, names regclass); Type: COMMENT; Schema: util; Owner: -
2201
--
2202

    
2203
COMMENT ON FUNCTION reset_col_names(table_ regclass, names regclass) IS '
2204
idempotent.
2205
alters the names table, so it will need to be repopulated after running this function.
2206
';
2207

    
2208

    
2209
--
2210
-- Name: reset_map_table(text); Type: FUNCTION; Schema: util; Owner: -
2211
--
2212

    
2213
CREATE FUNCTION reset_map_table(table_ text) RETURNS void
2214
    LANGUAGE sql STRICT
2215
    AS $_$
2216
SELECT util.drop_table($1);
2217
SELECT util.mk_map_table($1);
2218
$_$;
2219

    
2220

    
2221
--
2222
-- Name: save_drop_view(text); Type: FUNCTION; Schema: util; Owner: -
2223
--
2224

    
2225
CREATE FUNCTION save_drop_view(view_ text) RETURNS text
2226
    LANGUAGE plpgsql STRICT
2227
    AS $_$
2228
DECLARE
2229
	result text = NULL;
2230
BEGIN
2231
	BEGIN
2232
		result = util.show_create_view(view_);
2233
		PERFORM util.eval($$DROP VIEW $$||view_);
2234
	EXCEPTION
2235
		WHEN undefined_table THEN NULL;
2236
	END;
2237
	RETURN result;
2238
END;
2239
$_$;
2240

    
2241

    
2242
--
2243
-- Name: save_drop_views(text[]); Type: FUNCTION; Schema: util; Owner: -
2244
--
2245

    
2246
CREATE FUNCTION save_drop_views(views text[]) RETURNS text
2247
    LANGUAGE sql
2248
    AS $_$
2249
SELECT string_agg(util.save_drop_view(unnest), '') FROM unnest($1)
2250
$_$;
2251

    
2252

    
2253
--
2254
-- Name: schema(oid); Type: FUNCTION; Schema: util; Owner: -
2255
--
2256

    
2257
CREATE FUNCTION schema(pg_namespace_oid oid) RETURNS text
2258
    LANGUAGE sql STABLE
2259
    AS $_$
2260
SELECT nspname::text FROM pg_namespace WHERE pg_namespace.oid = $1
2261
$_$;
2262

    
2263

    
2264
--
2265
-- Name: schema(regclass); Type: FUNCTION; Schema: util; Owner: -
2266
--
2267

    
2268
CREATE FUNCTION schema(table_ regclass) RETURNS text
2269
    LANGUAGE sql STABLE
2270
    AS $_$
2271
SELECT util.schema(relnamespace) FROM pg_class WHERE oid = $1
2272
$_$;
2273

    
2274

    
2275
--
2276
-- Name: schema(regtype); Type: FUNCTION; Schema: util; Owner: -
2277
--
2278

    
2279
CREATE FUNCTION schema(type regtype) RETURNS text
2280
    LANGUAGE sql STABLE
2281
    AS $_$
2282
SELECT util.schema(typnamespace) FROM pg_type WHERE oid = $1
2283
$_$;
2284

    
2285

    
2286
--
2287
-- Name: schema(anyelement); Type: FUNCTION; Schema: util; Owner: -
2288
--
2289

    
2290
CREATE FUNCTION schema(type_null anyelement) RETURNS text
2291
    LANGUAGE sql STABLE
2292
    AS $_$
2293
SELECT util.schema(pg_typeof($1))
2294
$_$;
2295

    
2296

    
2297
--
2298
-- Name: schema_bundle_get_schemas(text); Type: FUNCTION; Schema: util; Owner: -
2299
--
2300

    
2301
CREATE FUNCTION schema_bundle_get_schemas(schema_bundle text) RETURNS SETOF text
2302
    LANGUAGE sql STABLE
2303
    AS $_$
2304
SELECT nspname::text FROM pg_namespace WHERE nspname ~ ('^'||$1||'(?=\y|_)')
2305
$_$;
2306

    
2307

    
2308
--
2309
-- Name: FUNCTION schema_bundle_get_schemas(schema_bundle text); Type: COMMENT; Schema: util; Owner: -
2310
--
2311

    
2312
COMMENT ON FUNCTION schema_bundle_get_schemas(schema_bundle text) IS '
2313
a schema bundle is a group of schemas with a common prefix
2314
';
2315

    
2316

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

    
2321
CREATE FUNCTION schema_bundle_rename(old text, new text) RETURNS void
2322
    LANGUAGE sql
2323
    AS $_$
2324
SELECT util.schema_rename(old_schema,
2325
	overlay(old_schema placing new from 1 for length(old))) -- replace prefix
2326
FROM util.schema_bundle_get_schemas($1) f (old_schema);
2327
SELECT NULL::void; -- don't fold away functions called in previous query
2328
$_$;
2329

    
2330

    
2331
--
2332
-- Name: schema_bundle_replace(text, text); Type: FUNCTION; Schema: util; Owner: -
2333
--
2334

    
2335
CREATE FUNCTION schema_bundle_replace(replace text, with_ text) RETURNS void
2336
    LANGUAGE plpgsql
2337
    AS $$
2338
BEGIN
2339
	-- don't schema_bundle_rm() the schema_bundle to keep!
2340
	IF replace = with_ THEN RETURN; END IF;
2341
	
2342
	PERFORM util.schema_bundle_rm(replace);
2343
	PERFORM util.schema_bundle_rename(with_, replace);
2344
END;
2345
$$;
2346

    
2347

    
2348
--
2349
-- Name: schema_bundle_rm(text); Type: FUNCTION; Schema: util; Owner: -
2350
--
2351

    
2352
CREATE FUNCTION schema_bundle_rm(schema_bundle text) RETURNS void
2353
    LANGUAGE sql
2354
    AS $_$
2355
SELECT util.schema_rm(schema)
2356
FROM util.schema_bundle_get_schemas($1) f (schema);
2357
SELECT NULL::void; -- don't fold away functions called in previous query
2358
$_$;
2359

    
2360

    
2361
--
2362
-- Name: schema_esc(anyelement); Type: FUNCTION; Schema: util; Owner: -
2363
--
2364

    
2365
CREATE FUNCTION schema_esc(type_null anyelement) RETURNS text
2366
    LANGUAGE sql STABLE
2367
    AS $_$
2368
SELECT quote_ident(util.schema($1))
2369
$_$;
2370

    
2371

    
2372
--
2373
-- Name: schema_rename(text, text); Type: FUNCTION; Schema: util; Owner: -
2374
--
2375

    
2376
CREATE FUNCTION schema_rename(old text, new text) RETURNS void
2377
    LANGUAGE sql
2378
    AS $_$
2379
SELECT util.eval($$ALTER SCHEMA $$||quote_ident($1)||$$ RENAME TO $$||quote_ident($2));
2380
$_$;
2381

    
2382

    
2383
--
2384
-- Name: schema_replace(text, text); Type: FUNCTION; Schema: util; Owner: -
2385
--
2386

    
2387
CREATE FUNCTION schema_replace(replace text, with_ text) RETURNS void
2388
    LANGUAGE plpgsql
2389
    AS $$
2390
BEGIN
2391
	-- don't schema_rm() the schema to keep!
2392
	IF replace = with_ THEN RETURN; END IF;
2393
	
2394
	PERFORM util.schema_rm(replace);
2395
	PERFORM util.schema_rename(with_, replace);
2396
END;
2397
$$;
2398

    
2399

    
2400
--
2401
-- Name: schema_rm(text); Type: FUNCTION; Schema: util; Owner: -
2402
--
2403

    
2404
CREATE FUNCTION schema_rm(schema text) RETURNS void
2405
    LANGUAGE sql
2406
    AS $_$
2407
SELECT util.eval($$DROP SCHEMA IF EXISTS $$||quote_ident($1)||$$ CASCADE$$);
2408
$_$;
2409

    
2410

    
2411
--
2412
-- Name: search_path_append(text); Type: FUNCTION; Schema: util; Owner: -
2413
--
2414

    
2415
CREATE FUNCTION search_path_append(schemas text) RETURNS void
2416
    LANGUAGE sql STRICT
2417
    AS $_$
2418
SELECT util.eval(
2419
$$SET search_path TO $$||current_setting('search_path')||$$, $$||$1);
2420
$_$;
2421

    
2422

    
2423
--
2424
-- Name: set_col_names(regclass, regclass); Type: FUNCTION; Schema: util; Owner: -
2425
--
2426

    
2427
CREATE FUNCTION set_col_names(table_ regclass, names regclass) RETURNS void
2428
    LANGUAGE plpgsql STRICT
2429
    AS $_$
2430
DECLARE
2431
    old text[] = ARRAY(SELECT util.col_names(table_));
2432
    new text[] = ARRAY(SELECT util.map_values(names));
2433
BEGIN
2434
    old = old[1:array_length(new, 1)]; -- truncate to same length
2435
    PERFORM util.eval($$ALTER TABLE $$||$1||$$ RENAME $$||quote_ident(key)
2436
||$$ TO $$||quote_ident(value))
2437
    FROM each(hstore(old, new))
2438
    WHERE value != key -- not same name
2439
    ;
2440
END;
2441
$_$;
2442

    
2443

    
2444
--
2445
-- Name: FUNCTION set_col_names(table_ regclass, names regclass); Type: COMMENT; Schema: util; Owner: -
2446
--
2447

    
2448
COMMENT ON FUNCTION set_col_names(table_ regclass, names regclass) IS '
2449
idempotent
2450
';
2451

    
2452

    
2453
--
2454
-- Name: set_col_names_with_metadata(regclass, regclass); Type: FUNCTION; Schema: util; Owner: -
2455
--
2456

    
2457
CREATE FUNCTION set_col_names_with_metadata(table_ regclass, names regclass) RETURNS void
2458
    LANGUAGE plpgsql STRICT
2459
    AS $_$
2460
DECLARE
2461
	row_ util.map;
2462
BEGIN
2463
	-- rename any metadata cols rather than re-adding them with new names
2464
	BEGIN
2465
		PERFORM util.set_col_names(table_, names);
2466
	EXCEPTION
2467
		WHEN array_subscript_error THEN -- selective suppress
2468
			IF SQLERRM LIKE 'arrays must have same bounds' THEN NULL;
2469
				-- metadata cols not yet added
2470
			ELSE RAISE USING ERRCODE = SQLSTATE, MESSAGE = SQLERRM; -- rethrow
2471
			END IF;
2472
	END;
2473
	
2474
	FOR row_ IN EXECUTE $$SELECT * FROM $$||names||$$ WHERE "from" LIKE ':%'$$
2475
	LOOP
2476
		PERFORM util.mk_const_col((table_, row_."to"),
2477
			substring(row_."from" from 2));
2478
	END LOOP;
2479
	
2480
	PERFORM util.set_col_names(table_, names);
2481
END;
2482
$_$;
2483

    
2484

    
2485
--
2486
-- Name: FUNCTION set_col_names_with_metadata(table_ regclass, names regclass); Type: COMMENT; Schema: util; Owner: -
2487
--
2488

    
2489
COMMENT ON FUNCTION set_col_names_with_metadata(table_ regclass, names regclass) IS '
2490
idempotent.
2491
the metadata mappings must be *last* in the names table.
2492
';
2493

    
2494

    
2495
--
2496
-- Name: set_col_types(regclass, col_cast[]); Type: FUNCTION; Schema: util; Owner: -
2497
--
2498

    
2499
CREATE FUNCTION set_col_types(table_ regclass, col_casts col_cast[]) RETURNS void
2500
    LANGUAGE plpgsql STRICT
2501
    AS $_$
2502
DECLARE
2503
    sql text = $$ALTER TABLE $$||table_||$$
2504
$$||NULLIF(array_to_string(ARRAY(
2505
    SELECT
2506
    $$ALTER COLUMN $$||col_name_sql||$$ TYPE $$||target_type
2507
    ||$$ USING $$||col_name_sql||$$::$$||target_type
2508
    FROM
2509
    (
2510
        SELECT
2511
          quote_ident(col_name) AS col_name_sql
2512
        , util.col_type((table_, col_name)) AS curr_type
2513
        , type AS target_type
2514
        FROM unnest(col_casts)
2515
    ) s
2516
    WHERE curr_type != target_type
2517
), '
2518
, '), '');
2519
BEGIN
2520
    PERFORM util.debug_print_sql(sql);
2521
    EXECUTE COALESCE(sql, '');
2522
END;
2523
$_$;
2524

    
2525

    
2526
--
2527
-- Name: FUNCTION set_col_types(table_ regclass, col_casts col_cast[]); Type: COMMENT; Schema: util; Owner: -
2528
--
2529

    
2530
COMMENT ON FUNCTION set_col_types(table_ regclass, col_casts col_cast[]) IS '
2531
idempotent
2532
';
2533

    
2534

    
2535
--
2536
-- Name: show_create_view(regclass); Type: FUNCTION; Schema: util; Owner: -
2537
--
2538

    
2539
CREATE FUNCTION show_create_view(view_ regclass) RETURNS text
2540
    LANGUAGE sql STABLE
2541
    AS $_$
2542
SELECT $$CREATE OR REPLACE VIEW $$||$1||$$ AS $$||pg_get_viewdef($1)||$$;
2543
$$||util.show_grants_for($1)
2544
$_$;
2545

    
2546

    
2547
--
2548
-- Name: show_grants_for(regclass); Type: FUNCTION; Schema: util; Owner: -
2549
--
2550

    
2551
CREATE FUNCTION show_grants_for(table_ regclass) RETURNS text
2552
    LANGUAGE sql STABLE
2553
    AS $_$
2554
SELECT string_agg(cmd, '')
2555
FROM
2556
(
2557
	SELECT (CASE WHEN has_table_privilege(user_, $1, 'SELECT') THEN
2558
$$GRANT SELECT ON TABLE $$||$1||$$ TO $$||quote_ident(user_)||$$;
2559
$$ ELSE '' END) AS cmd
2560
	FROM util.grants_users() f (user_)
2561
) s
2562
$_$;
2563

    
2564

    
2565
--
2566
-- Name: table2hstore(regclass); Type: FUNCTION; Schema: util; Owner: -
2567
--
2568

    
2569
CREATE FUNCTION table2hstore(table_ regclass) RETURNS hstore
2570
    LANGUAGE plpgsql STABLE STRICT
2571
    AS $_$
2572
DECLARE
2573
    hstore hstore;
2574
BEGIN
2575
    EXECUTE $$SELECT hstore(ARRAY(SELECT unnest(ARRAY["from", "to"]) FROM $$||
2576
        table_||$$))$$ INTO STRICT hstore;
2577
    RETURN hstore;
2578
END;
2579
$_$;
2580

    
2581

    
2582
--
2583
-- Name: table_flag__get(regclass, text); Type: FUNCTION; Schema: util; Owner: -
2584
--
2585

    
2586
CREATE FUNCTION table_flag__get(table_ regclass, flag text) RETURNS boolean
2587
    LANGUAGE sql STABLE STRICT
2588
    AS $_$
2589
SELECT COUNT(*) > 0 FROM pg_constraint
2590
WHERE conrelid = $1 AND contype = 'c' AND conname = $2
2591
$_$;
2592

    
2593

    
2594
--
2595
-- Name: FUNCTION table_flag__get(table_ regclass, flag text); Type: COMMENT; Schema: util; Owner: -
2596
--
2597

    
2598
COMMENT ON FUNCTION table_flag__get(table_ regclass, flag text) IS '
2599
gets whether a status flag is set by the presence of a table constraint
2600
';
2601

    
2602

    
2603
--
2604
-- Name: table_flag__set(regclass, text); Type: FUNCTION; Schema: util; Owner: -
2605
--
2606

    
2607
CREATE FUNCTION table_flag__set(table_ regclass, flag text) RETURNS void
2608
    LANGUAGE sql STRICT
2609
    AS $_$
2610
SELECT util.create_if_not_exists($$ALTER TABLE $$||$1||$$ ADD CONSTRAINT $$
2611
||quote_ident($2)||$$ CHECK (true)$$)
2612
$_$;
2613

    
2614

    
2615
--
2616
-- Name: FUNCTION table_flag__set(table_ regclass, flag text); Type: COMMENT; Schema: util; Owner: -
2617
--
2618

    
2619
COMMENT ON FUNCTION table_flag__set(table_ regclass, flag text) IS '
2620
stores a status flag by the presence of a table constraint.
2621
idempotent.
2622
';
2623

    
2624

    
2625
--
2626
-- Name: table_nulls_mapped__get(regclass); Type: FUNCTION; Schema: util; Owner: -
2627
--
2628

    
2629
CREATE FUNCTION table_nulls_mapped__get(table_ regclass) RETURNS boolean
2630
    LANGUAGE sql STABLE STRICT
2631
    AS $_$
2632
SELECT util.table_flag__get($1, 'nulls_mapped')
2633
$_$;
2634

    
2635

    
2636
--
2637
-- Name: FUNCTION table_nulls_mapped__get(table_ regclass); Type: COMMENT; Schema: util; Owner: -
2638
--
2639

    
2640
COMMENT ON FUNCTION table_nulls_mapped__get(table_ regclass) IS '
2641
gets whether a table''s NULL-equivalent strings have been replaced with NULL
2642
';
2643

    
2644

    
2645
--
2646
-- Name: table_nulls_mapped__set(regclass); Type: FUNCTION; Schema: util; Owner: -
2647
--
2648

    
2649
CREATE FUNCTION table_nulls_mapped__set(table_ regclass) RETURNS void
2650
    LANGUAGE sql STRICT
2651
    AS $_$
2652
SELECT util.table_flag__set($1, 'nulls_mapped')
2653
$_$;
2654

    
2655

    
2656
--
2657
-- Name: FUNCTION table_nulls_mapped__set(table_ regclass); Type: COMMENT; Schema: util; Owner: -
2658
--
2659

    
2660
COMMENT ON FUNCTION table_nulls_mapped__set(table_ regclass) IS '
2661
sets that a table''s NULL-equivalent strings have been replaced with NULL.
2662
idempotent.
2663
';
2664

    
2665

    
2666
--
2667
-- Name: to_global_col_names(regclass); Type: FUNCTION; Schema: util; Owner: -
2668
--
2669

    
2670
CREATE FUNCTION to_global_col_names(table_ regclass) RETURNS void
2671
    LANGUAGE plpgsql STRICT
2672
    AS $_$
2673
DECLARE
2674
    row record;
2675
BEGIN
2676
    FOR row IN SELECT * FROM util.col_global_names(table_::text::regtype)
2677
    LOOP
2678
        IF row.global_name != row.name THEN
2679
            EXECUTE $$ALTER TABLE $$||table_||$$ RENAME $$
2680
                ||quote_ident(row.name)||$$ TO $$||quote_ident(row.global_name);
2681
        END IF;
2682
    END LOOP;
2683
END;
2684
$_$;
2685

    
2686

    
2687
--
2688
-- Name: FUNCTION to_global_col_names(table_ regclass); Type: COMMENT; Schema: util; Owner: -
2689
--
2690

    
2691
COMMENT ON FUNCTION to_global_col_names(table_ regclass) IS '
2692
idempotent
2693
';
2694

    
2695

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

    
2700
CREATE FUNCTION "trim"(table_ regclass, names regclass) RETURNS void
2701
    LANGUAGE sql STRICT
2702
    AS $_$
2703
SELECT util.drop_column(($1, col)) FROM util.added_cols($1, $2) f (col);
2704
SELECT NULL::void; -- don't fold away functions called in previous query
2705
$_$;
2706

    
2707

    
2708
--
2709
-- Name: FUNCTION "trim"(table_ regclass, names regclass); Type: COMMENT; Schema: util; Owner: -
2710
--
2711

    
2712
COMMENT ON FUNCTION "trim"(table_ regclass, names regclass) IS '
2713
trims table_ to include only columns in the original data.
2714
idempotent.
2715
';
2716

    
2717

    
2718
--
2719
-- Name: truncate(regclass); Type: FUNCTION; Schema: util; Owner: -
2720
--
2721

    
2722
CREATE FUNCTION truncate(table_ regclass) RETURNS void
2723
    LANGUAGE plpgsql STRICT
2724
    AS $_$
2725
BEGIN
2726
    EXECUTE $$TRUNCATE $$||table_||$$ CASCADE$$;
2727
END;
2728
$_$;
2729

    
2730

    
2731
--
2732
-- Name: FUNCTION truncate(table_ regclass); Type: COMMENT; Schema: util; Owner: -
2733
--
2734

    
2735
COMMENT ON FUNCTION truncate(table_ regclass) IS '
2736
idempotent
2737
';
2738

    
2739

    
2740
--
2741
-- Name: try_create(text); Type: FUNCTION; Schema: util; Owner: -
2742
--
2743

    
2744
CREATE FUNCTION try_create(sql text) RETURNS void
2745
    LANGUAGE plpgsql STRICT
2746
    AS $$
2747
BEGIN
2748
    PERFORM util.eval(sql);
2749
EXCEPTION
2750
    WHEN wrong_object_type THEN NULL; -- trying to alter a view's columns
2751
    WHEN undefined_column THEN NULL;
2752
    WHEN duplicate_column THEN NULL;
2753
END;
2754
$$;
2755

    
2756

    
2757
--
2758
-- Name: FUNCTION try_create(sql text); Type: COMMENT; Schema: util; Owner: -
2759
--
2760

    
2761
COMMENT ON FUNCTION try_create(sql text) IS '
2762
idempotent
2763
';
2764

    
2765

    
2766
--
2767
-- Name: try_mk_derived_col(col_ref, text); Type: FUNCTION; Schema: util; Owner: -
2768
--
2769

    
2770
CREATE FUNCTION try_mk_derived_col(col col_ref, expr text) RETURNS void
2771
    LANGUAGE sql STRICT
2772
    AS $_$
2773
SELECT util.try_create($$SELECT util.mk_derived_col($$||quote_literal($1)||$$, $$||quote_literal($2)||$$)$$)
2774
$_$;
2775

    
2776

    
2777
--
2778
-- Name: FUNCTION try_mk_derived_col(col col_ref, expr text); Type: COMMENT; Schema: util; Owner: -
2779
--
2780

    
2781
COMMENT ON FUNCTION try_mk_derived_col(col col_ref, expr text) IS '
2782
idempotent
2783
';
2784

    
2785

    
2786
--
2787
-- Name: type_qual(anyelement); Type: FUNCTION; Schema: util; Owner: -
2788
--
2789

    
2790
CREATE FUNCTION type_qual(value anyelement) RETURNS text
2791
    LANGUAGE sql IMMUTABLE
2792
    AS $_$
2793
SELECT CASE WHEN $1 IS NULL THEN '' ELSE $$ NOT NULL$$ END
2794
$_$;
2795

    
2796

    
2797
--
2798
-- Name: FUNCTION type_qual(value anyelement); Type: COMMENT; Schema: util; Owner: -
2799
--
2800

    
2801
COMMENT ON FUNCTION type_qual(value anyelement) IS '
2802
a type''s NOT NULL qualifier
2803
';
2804

    
2805

    
2806
--
2807
-- Name: typeof(text, regtype); Type: FUNCTION; Schema: util; Owner: -
2808
--
2809

    
2810
CREATE FUNCTION typeof(expr text, table_ regtype DEFAULT NULL::regtype) RETURNS regtype
2811
    LANGUAGE plpgsql STABLE
2812
    AS $_$
2813
DECLARE
2814
    type regtype;
2815
BEGIN
2816
    EXECUTE $$SELECT pg_typeof($$||expr||$$)$$||
2817
COALESCE($$ FROM (SELECT (NULL::$$||table_||$$).*) _s$$, '') INTO STRICT type;
2818
    RETURN type;
2819
END;
2820
$_$;
2821

    
2822

    
2823
--
2824
-- Name: all_same(anyelement); Type: AGGREGATE; Schema: util; Owner: -
2825
--
2826

    
2827
CREATE AGGREGATE all_same(anyelement) (
2828
    SFUNC = all_same_transform,
2829
    STYPE = anyarray,
2830
    FINALFUNC = all_same_final
2831
);
2832

    
2833

    
2834
--
2835
-- Name: AGGREGATE all_same(anyelement); Type: COMMENT; Schema: util; Owner: -
2836
--
2837

    
2838
COMMENT ON AGGREGATE all_same(anyelement) IS '
2839
includes NULLs in comparison
2840
';
2841

    
2842

    
2843
--
2844
-- Name: join_strs(text, text); Type: AGGREGATE; Schema: util; Owner: -
2845
--
2846

    
2847
CREATE AGGREGATE join_strs(text, text) (
2848
    SFUNC = join_strs_transform,
2849
    STYPE = text
2850
);
2851

    
2852

    
2853
--
2854
-- Name: ->; Type: OPERATOR; Schema: util; Owner: -
2855
--
2856

    
2857
CREATE OPERATOR -> (
2858
    PROCEDURE = map_get,
2859
    LEFTARG = regclass,
2860
    RIGHTARG = text
2861
);
2862

    
2863

    
2864
--
2865
-- Name: =>; Type: OPERATOR; Schema: util; Owner: -
2866
--
2867

    
2868
CREATE OPERATOR => (
2869
    PROCEDURE = hstore,
2870
    LEFTARG = text[],
2871
    RIGHTARG = text
2872
);
2873

    
2874

    
2875
--
2876
-- Name: OPERATOR => (text[], text); Type: COMMENT; Schema: util; Owner: -
2877
--
2878

    
2879
COMMENT ON OPERATOR => (text[], text) IS '
2880
usage: array[''key1'', ...]::text[] => ''value''
2881
';
2882

    
2883

    
2884
--
2885
-- Name: ?*>=; Type: OPERATOR; Schema: util; Owner: -
2886
--
2887

    
2888
CREATE OPERATOR ?*>= (
2889
    PROCEDURE = is_populated_more_often_than,
2890
    LEFTARG = anyelement,
2891
    RIGHTARG = anyelement
2892
);
2893

    
2894

    
2895
--
2896
-- Name: ?>=; Type: OPERATOR; Schema: util; Owner: -
2897
--
2898

    
2899
CREATE OPERATOR ?>= (
2900
    PROCEDURE = is_more_complete_than,
2901
    LEFTARG = anyelement,
2902
    RIGHTARG = anyelement
2903
);
2904

    
2905

    
2906
--
2907
-- Name: ||%; Type: OPERATOR; Schema: util; Owner: -
2908
--
2909

    
2910
CREATE OPERATOR ||% (
2911
    PROCEDURE = concat_esc,
2912
    LEFTARG = text,
2913
    RIGHTARG = text
2914
);
2915

    
2916

    
2917
--
2918
-- Name: OPERATOR ||% (text, text); Type: COMMENT; Schema: util; Owner: -
2919
--
2920

    
2921
COMMENT ON OPERATOR ||% (text, text) IS '
2922
% indicates an identifier, as in Perl hashes and one of the x86 assembler syntaxes for registers
2923
';
2924

    
2925

    
2926
--
2927
-- Name: map; Type: TABLE; Schema: util; Owner: -; Tablespace: 
2928
--
2929

    
2930
CREATE TABLE map (
2931
    "from" text NOT NULL,
2932
    "to" text,
2933
    filter text,
2934
    notes text
2935
);
2936

    
2937

    
2938
--
2939
-- Data for Name: explain; Type: TABLE DATA; Schema: util; Owner: -
2940
--
2941

    
2942

    
2943

    
2944
--
2945
-- Data for Name: map; Type: TABLE DATA; Schema: util; Owner: -
2946
--
2947

    
2948

    
2949

    
2950
--
2951
-- Name: map__unique__from; Type: CONSTRAINT; Schema: util; Owner: -; Tablespace: 
2952
--
2953

    
2954
ALTER TABLE ONLY map
2955
    ADD CONSTRAINT map__unique__from UNIQUE ("from");
2956

    
2957

    
2958
--
2959
-- Name: map__unique__to; Type: CONSTRAINT; Schema: util; Owner: -; Tablespace: 
2960
--
2961

    
2962
ALTER TABLE ONLY map
2963
    ADD CONSTRAINT map__unique__to UNIQUE ("to");
2964

    
2965

    
2966
--
2967
-- Name: map_filter_insert; Type: TRIGGER; Schema: util; Owner: -
2968
--
2969

    
2970
CREATE TRIGGER map_filter_insert BEFORE INSERT ON map FOR EACH ROW EXECUTE PROCEDURE map_filter_insert();
2971

    
2972

    
2973
--
2974
-- PostgreSQL database dump complete
2975
--
2976

    
(19-19/29)