diff options
Diffstat (limited to 'src/backend/commands/copy.c')
| -rw-r--r-- | src/backend/commands/copy.c | 29 |
1 files changed, 6 insertions, 23 deletions
diff --git a/src/backend/commands/copy.c b/src/backend/commands/copy.c index 531bd7c73a5..b4ccd35ec18 100644 --- a/src/backend/commands/copy.c +++ b/src/backend/commands/copy.c @@ -3106,31 +3106,14 @@ CopyFrom(CopyState cstate) /* * If we're capturing transition tuples, we might need to convert - * from the partition rowtype to root rowtype. + * from the partition rowtype to root rowtype. But if there are no + * BEFORE triggers on the partition that could change the tuple, + * we can just remember the original unconverted tuple to avoid a + * needless round trip conversion. */ if (cstate->transition_capture != NULL) - { - if (has_before_insert_row_trig) - { - /* - * If there are any BEFORE triggers on the partition, - * we'll have to be ready to convert their result back to - * tuplestore format. - */ - cstate->transition_capture->tcs_original_insert_tuple = NULL; - cstate->transition_capture->tcs_map = - resultRelInfo->ri_PartitionInfo->pi_PartitionToRootMap; - } - else - { - /* - * Otherwise, just remember the original unconverted - * tuple, to avoid a needless round trip conversion. - */ - cstate->transition_capture->tcs_original_insert_tuple = myslot; - cstate->transition_capture->tcs_map = NULL; - } - } + cstate->transition_capture->tcs_original_insert_tuple = + !has_before_insert_row_trig ? myslot : NULL; /* * We might need to convert from the root rowtype to the partition |