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-rw-r--r--src/backend/commands/typecmds.c54
1 files changed, 2 insertions, 52 deletions
diff --git a/src/backend/commands/typecmds.c b/src/backend/commands/typecmds.c
index 0ea82262865..3cb3ca1cca1 100644
--- a/src/backend/commands/typecmds.c
+++ b/src/backend/commands/typecmds.c
@@ -2953,58 +2953,8 @@ AlterDomainAddConstraint(List *names, Node *newConstraint,
constr = (Constraint *) newConstraint;
- switch (constr->contype)
- {
- case CONSTR_CHECK:
- case CONSTR_NOTNULL:
- /* processed below */
- break;
-
- case CONSTR_UNIQUE:
- ereport(ERROR,
- (errcode(ERRCODE_SYNTAX_ERROR),
- errmsg("unique constraints not possible for domains")));
- break;
-
- case CONSTR_PRIMARY:
- ereport(ERROR,
- (errcode(ERRCODE_SYNTAX_ERROR),
- errmsg("primary key constraints not possible for domains")));
- break;
-
- case CONSTR_EXCLUSION:
- ereport(ERROR,
- (errcode(ERRCODE_SYNTAX_ERROR),
- errmsg("exclusion constraints not possible for domains")));
- break;
-
- case CONSTR_FOREIGN:
- ereport(ERROR,
- (errcode(ERRCODE_SYNTAX_ERROR),
- errmsg("foreign key constraints not possible for domains")));
- break;
-
- case CONSTR_ATTR_DEFERRABLE:
- case CONSTR_ATTR_NOT_DEFERRABLE:
- case CONSTR_ATTR_DEFERRED:
- case CONSTR_ATTR_IMMEDIATE:
- ereport(ERROR,
- (errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
- errmsg("specifying constraint deferrability not supported for domains")));
- break;
-
- case CONSTR_ATTR_ENFORCED:
- case CONSTR_ATTR_NOT_ENFORCED:
- ereport(ERROR,
- (errcode(ERRCODE_INVALID_OBJECT_DEFINITION),
- errmsg("specifying constraint enforceability not supported for domains")));
- break;
-
- default:
- elog(ERROR, "unrecognized constraint subtype: %d",
- (int) constr->contype);
- break;
- }
+ /* enforced by parser */
+ Assert(constr->contype == CONSTR_CHECK || constr->contype == CONSTR_NOTNULL);
if (constr->contype == CONSTR_CHECK)
{