From 97c4d9b7c71519d9dc281394af2c4bcb28bdf136 Mon Sep 17 00:00:00 2001 From: Noah Misch Date: Fri, 31 May 2013 21:50:59 -0400 Subject: Don't emit non-canonical empty arrays in array_remove(). Dean Rasheed --- src/backend/utils/adt/arrayfuncs.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'src/backend/utils/adt/arrayfuncs.c') diff --git a/src/backend/utils/adt/arrayfuncs.c b/src/backend/utils/adt/arrayfuncs.c index 1d61d5c7c8d..438c3d0e9e6 100644 --- a/src/backend/utils/adt/arrayfuncs.c +++ b/src/backend/utils/adt/arrayfuncs.c @@ -5398,6 +5398,14 @@ array_replace_internal(ArrayType *array, return array; } + /* If all elements were removed return an empty array */ + if (nresult == 0) + { + pfree(values); + pfree(nulls); + return construct_empty_array(element_type); + } + /* Allocate and initialize the result array */ if (hasnulls) { -- cgit v1.2.3