-- Name: derived_col_expr_from_check_constraint(check_constraint_def); Type: FUNCTION; Schema: util; Owner: -

--

CREATE FUNCTION derived_col_expr_from_check_constraint(check_constraint_def check_constraint_def) RETURNS text

    LANGUAGE sql IMMUTABLE

    AS $_$

SELECT util.extract_str($$(NOT ($$||quote_ident(

(check_constraint_def).constraint_.name)||$$ IS DISTINCT FROM $$,

$$))$$, check_constraint_def.expr)

$_$;

--