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authorTom Lane <tgl@sss.pgh.pa.us>2002-08-26 17:54:02 +0000
committerTom Lane <tgl@sss.pgh.pa.us>2002-08-26 17:54:02 +0000
commit5cabcfccce4b8b826c9b30828f3012b7926a6946 (patch)
tree3e14c0710a45b4195734dd3189eb89eac4969073 /src/backend/parser/parse_node.c
parent8009c275925dda90f1275ba70f5c2a63abaa520b (diff)
downloadpostgresql-5cabcfccce4b8b826c9b30828f3012b7926a6946.tar.gz
postgresql-5cabcfccce4b8b826c9b30828f3012b7926a6946.zip
Modify array operations to include array's element type OID in the
array header, and to compute sizing and alignment of array elements the same way normal tuple access operations do --- viz, using the tupmacs.h macros att_addlength and att_align. This makes the world safe for arrays of cstrings or intervals, and should make it much easier to write array-type-polymorphic functions; as examples see the cleanups of array_out and contrib/array_iterator. By Joe Conway and Tom Lane.
Diffstat (limited to 'src/backend/parser/parse_node.c')
-rw-r--r--src/backend/parser/parse_node.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/src/backend/parser/parse_node.c b/src/backend/parser/parse_node.c
index 652ab54d2a9..33ee300fb2a 100644
--- a/src/backend/parser/parse_node.c
+++ b/src/backend/parser/parse_node.c
@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/parser/parse_node.c,v 1.66 2002/06/20 20:29:33 momjian Exp $
+ * $Header: /cvsroot/pgsql/src/backend/parser/parse_node.c,v 1.67 2002/08/26 17:53:58 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -343,11 +343,12 @@ transformArraySubscripts(ParseState *pstate,
* Ready to build the ArrayRef node.
*/
aref = makeNode(ArrayRef);
+ aref->refrestype = resultType; /* XXX should save element type
+ * too */
aref->refattrlength = type_struct_array->typlen;
aref->refelemlength = type_struct_element->typlen;
- aref->refelemtype = resultType; /* XXX should save element type
- * too */
aref->refelembyval = type_struct_element->typbyval;
+ aref->refelemalign = type_struct_element->typalign;
aref->refupperindexpr = upperIndexpr;
aref->reflowerindexpr = lowerIndexpr;
aref->refexpr = arrayBase;