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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/commands/tablecmds.c
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@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/tablecmds.c,v 1.58 2002/12/12 15:49:24 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/tablecmds.c,v 1.59 2002/12/12 20:35:12 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -2737,7 +2737,7 @@ AlterTableAddCheckConstraint(Relation rel, Constraint *constr)
/*
* Convert the A_EXPR in raw_expr into an EXPR
*/
expr = transformExpr(pstate, constr->raw_expr, NULL);
expr = transformExpr(pstate, constr->raw_expr);
/*
* Make sure it yields a boolean result.