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Preliminary code review for domain CHECK constraints patch: add documentation,

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make VALUE a non-reserved word again, use less invasive method of passing
ConstraintTestValue into transformExpr, fix problems with nested constraint
testing, do correct thing with NULL result from a constraint expression,
remove memory leak.  Domain checks still need much more work if we are going
to allow ALTER DOMAIN, however.
This commit is contained in:
Tom Lane
2002-12-12 20:35:16 +00:00
parent ff7349694f
commit b0422b215c
28 changed files with 222 additions and 292 deletions
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4
src/backend/parser/analyze.c
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@ -6,7 +6,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Header: /cvsroot/pgsql/src/backend/parser/analyze.c,v 1.255 2002/12/12 15:49:33 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/analyze.c,v 1.256 2002/12/12 20:35:12 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -2401,7 +2401,7 @@ transformExecuteStmt(ParseState *pstate, ExecuteStmt *stmt)
Oid expected_type_id,
given_type_id;
expr = transformExpr(pstate, expr, NULL);
expr = transformExpr(pstate, expr);
/* Cannot contain subselects or aggregates */
if (contain_subplans(expr))