diff options
Diffstat (limited to 'src/backend/access/nbtree/nbtinsert.c')
| -rw-r--r-- | src/backend/access/nbtree/nbtinsert.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/backend/access/nbtree/nbtinsert.c b/src/backend/access/nbtree/nbtinsert.c index 59d7006c94e..56313dc6c8d 100644 --- a/src/backend/access/nbtree/nbtinsert.c +++ b/src/backend/access/nbtree/nbtinsert.c @@ -388,16 +388,20 @@ _bt_check_unique(Relation rel, IndexTuple itup, Relation heapRel, { Datum values[INDEX_MAX_KEYS]; bool isnull[INDEX_MAX_KEYS]; + char *key_desc; index_deform_tuple(itup, RelationGetDescr(rel), values, isnull); + + key_desc = BuildIndexValueDescription(rel, values, + isnull); + ereport(ERROR, (errcode(ERRCODE_UNIQUE_VIOLATION), errmsg("duplicate key value violates unique constraint \"%s\"", RelationGetRelationName(rel)), - errdetail("Key %s already exists.", - BuildIndexValueDescription(rel, - values, isnull)), + key_desc ? errdetail("Key %s already exists.", + key_desc) : 0, errtableconstraint(heapRel, RelationGetRelationName(rel)))); } |