From d79eeef38b075025c68ddf7debba4224b6aeabc8 Mon Sep 17 00:00:00 2001 From: Tom Lane Date: Sat, 23 Apr 2005 17:55:50 +0000 Subject: [PATCH] Treat a zero-D array as empty in int_enum(), per Andrew@supernews. --- contrib/intagg/int_aggregate.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/contrib/intagg/int_aggregate.c b/contrib/intagg/int_aggregate.c index 292855018a..df2bd1e033 100644 --- a/contrib/intagg/int_aggregate.c +++ b/contrib/intagg/int_aggregate.c @@ -243,7 +243,8 @@ int_enum(PG_FUNCTION_ARGS) pc->flags = 0; } /* Now that we have a detoasted array, verify dimensions */ - if (pc->p->a.ndim != 1) + /* We'll treat a zero-D array as empty, below */ + if (pc->p->a.ndim > 1) elog(ERROR, "int_enum only accepts 1-D arrays"); pc->num = 0; fcinfo->context = (Node *) pc; @@ -252,7 +253,7 @@ int_enum(PG_FUNCTION_ARGS) else /* use an existing one */ pc = (CTX *) fcinfo->context; /* Are we done yet? */ - if (pc->num >= pc->p->items) + if (pc->p->a.ndim < 1 || pc->num >= pc->p->items) { /* We are done */ if (pc->flags & TOASTED) -- 2.40.0