diff options
| -rw-r--r-- | src/backend/parser/parse_agg.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/backend/parser/parse_agg.c b/src/backend/parser/parse_agg.c index 899327aaf4e..1a745b742e0 100644 --- a/src/backend/parser/parse_agg.c +++ b/src/backend/parser/parse_agg.c @@ -1844,11 +1844,11 @@ expand_grouping_sets(List *groupingSets, bool groupDistinct, int limit) list_sort(result, cmp_list_len_contents_asc); /* Finally, remove duplicates */ - prev = list_nth_node(List, result, 0); + prev = linitial_node(List, result); for_each_from(cell, result, 1) { if (equal(lfirst(cell), prev)) - foreach_delete_current(result, cell); + result = foreach_delete_current(result, cell); else prev = lfirst(cell); } |