CREATE FUNCTION debug_print_return_value(value anyelement, encode boolean DEFAULT false) RETURNS anyelement

    LANGUAGE sql IMMUTABLE

    AS $_$

||(CASE WHEN $2 THEN util.quote_typed($1) ELSE $1::text END));

SELECT $1;

$_$;

    AS $_$

/* newline before so the query starts at the beginning of the line.

newline after to visually separate queries from one another. */

$$||util.runnable_sql($1)||$$

$$||COALESCE(util.explain2notice_msg_if_can($1), ''))

$_$;

CREATE FUNCTION explain2notice(sql text) RETURNS void

    LANGUAGE sql

    AS $_$

$_$;

CREATE FUNCTION raise_error_notice(msg text) RETURNS void

    LANGUAGE sql IMMUTABLE

    AS $_$

$_$;