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authorTom Lane <tgl@sss.pgh.pa.us>2002-08-02 18:15:10 +0000
committerTom Lane <tgl@sss.pgh.pa.us>2002-08-02 18:15:10 +0000
commit38bb77a5d15aa022248488bc8c0147139ce120a9 (patch)
treed01573bceae2db61eb97421f91c6068ef8522b66 /src/backend/rewrite/rewriteHandler.c
parent5e6528adf726429463a5c1f3edf712f98d6b5f7e (diff)
downloadpostgresql-38bb77a5d15aa022248488bc8c0147139ce120a9.tar.gz
postgresql-38bb77a5d15aa022248488bc8c0147139ce120a9.zip
ALTER TABLE DROP COLUMN works. Patch by Christopher Kings-Lynne,
code review by Tom Lane. Remaining issues: functions that take or return tuple types are likely to break if one drops (or adds!) a column in the table defining the type. Need to think about what to do here. Along the way: some code review for recent COPY changes; mark system columns attnotnull = true where appropriate, per discussion a month ago.
Diffstat (limited to 'src/backend/rewrite/rewriteHandler.c')
-rw-r--r--src/backend/rewrite/rewriteHandler.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/backend/rewrite/rewriteHandler.c b/src/backend/rewrite/rewriteHandler.c
index 0ae1e223baa..95ab639d0a7 100644
--- a/src/backend/rewrite/rewriteHandler.c
+++ b/src/backend/rewrite/rewriteHandler.c
@@ -7,7 +7,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/rewrite/rewriteHandler.c,v 1.104 2002/07/18 04:43:50 momjian Exp $
+ * $Header: /cvsroot/pgsql/src/backend/rewrite/rewriteHandler.c,v 1.105 2002/08/02 18:15:07 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -264,6 +264,10 @@ rewriteTargetList(Query *parsetree, Relation target_relation)
Form_pg_attribute att_tup = target_relation->rd_att->attrs[attrno-1];
TargetEntry *new_tle = NULL;
+ /* We can ignore deleted attributes */
+ if (att_tup->attisdropped)
+ continue;
+
/*
* Look for targetlist entries matching this attr. We match by
* resno, but the resname should match too.