diff options
Diffstat (limited to 'src/backend/utils/adt/jsonb_util.c')
| -rw-r--r-- | src/backend/utils/adt/jsonb_util.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/src/backend/utils/adt/jsonb_util.c b/src/backend/utils/adt/jsonb_util.c index aa151a53d61..21d874c098a 100644 --- a/src/backend/utils/adt/jsonb_util.c +++ b/src/backend/utils/adt/jsonb_util.c @@ -1959,8 +1959,18 @@ uniqueifyJsonbObject(JsonbValue *object, bool unique_keys, bool skip_nulls) if (hasNonUniq || skip_nulls) { - JsonbPair *ptr = object->val.object.pairs + 1, - *res = object->val.object.pairs; + JsonbPair *ptr, *res; + + while (skip_nulls && object->val.object.nPairs > 0 && + object->val.object.pairs->value.type == jbvNull) + { + /* If skip_nulls is true, remove leading items with null */ + object->val.object.pairs++; + object->val.object.nPairs--; + } + + ptr = object->val.object.pairs + 1; + res = object->val.object.pairs; while (ptr - object->val.object.pairs < object->val.object.nPairs) { |