diff options
Diffstat (limited to 'src/backend/access/common/tupconvert.c')
| -rw-r--r-- | src/backend/access/common/tupconvert.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/src/backend/access/common/tupconvert.c b/src/backend/access/common/tupconvert.c index b2f892d2fdf..4023f533d74 100644 --- a/src/backend/access/common/tupconvert.c +++ b/src/backend/access/common/tupconvert.c @@ -102,9 +102,7 @@ TupleConversionMap * convert_tuples_by_name(TupleDesc indesc, TupleDesc outdesc) { - TupleConversionMap *map; AttrMap *attrMap; - int n = outdesc->natts; /* Verify compatibility and prepare attribute-number map */ attrMap = build_attrmap_by_name_if_req(indesc, outdesc, false); @@ -115,6 +113,23 @@ convert_tuples_by_name(TupleDesc indesc, return NULL; } + return convert_tuples_by_name_attrmap(indesc, outdesc, attrMap); +} + +/* + * Set up tuple conversion for input and output TupleDescs using the given + * AttrMap. + */ +TupleConversionMap * +convert_tuples_by_name_attrmap(TupleDesc indesc, + TupleDesc outdesc, + AttrMap *attrMap) +{ + int n = outdesc->natts; + TupleConversionMap *map; + + Assert(attrMap != NULL); + /* Prepare the map structure */ map = (TupleConversionMap *) palloc(sizeof(TupleConversionMap)); map->indesc = indesc; |