diff options
Diffstat (limited to 'src/backend/commands/indexcmds.c')
| -rw-r--r-- | src/backend/commands/indexcmds.c | 26 |
1 files changed, 5 insertions, 21 deletions
diff --git a/src/backend/commands/indexcmds.c b/src/backend/commands/indexcmds.c index a0840d1bf06..f6772686091 100644 --- a/src/backend/commands/indexcmds.c +++ b/src/backend/commands/indexcmds.c @@ -941,17 +941,9 @@ static void CheckPredicate(Expr *predicate) { /* - * We don't currently support generation of an actual query plan for a - * predicate, only simple scalar expressions; hence these restrictions. + * transformExpr() should have already rejected subqueries, aggregates, + * and window functions, based on the EXPR_KIND_ for a predicate. */ - if (contain_subplans((Node *) predicate)) - ereport(ERROR, - (errcode(ERRCODE_FEATURE_NOT_SUPPORTED), - errmsg("cannot use subquery in index predicate"))); - if (contain_agg_clause((Node *) predicate)) - ereport(ERROR, - (errcode(ERRCODE_GROUPING_ERROR), - errmsg("cannot use aggregate in index predicate"))); /* * A predicate using mutable functions is probably wrong, for the same @@ -1072,18 +1064,10 @@ ComputeIndexAttrs(IndexInfo *indexInfo, expr); /* - * We don't currently support generation of an actual query - * plan for an index expression, only simple scalar - * expressions; hence these restrictions. + * transformExpr() should have already rejected subqueries, + * aggregates, and window functions, based on the EXPR_KIND_ + * for an index expression. */ - if (contain_subplans(expr)) - ereport(ERROR, - (errcode(ERRCODE_FEATURE_NOT_SUPPORTED), - errmsg("cannot use subquery in index expression"))); - if (contain_agg_clause(expr)) - ereport(ERROR, - (errcode(ERRCODE_GROUPING_ERROR), - errmsg("cannot use aggregate function in index expression"))); /* * A expression using mutable functions is probably wrong, |