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authorTom Lane <tgl@sss.pgh.pa.us>2003-04-25 21:29:22 +0000
committerTom Lane <tgl@sss.pgh.pa.us>2003-04-25 21:29:22 +0000
commitde9c299aba4161cc58c448774a6119f5b980904a (patch)
tree531ddfd50502ba68dc9ba39928637da8a33e89b5
parent60bc45a1076296c32e7aac3bcfda1f866d01cc93 (diff)
downloadpostgresql-de9c299aba4161cc58c448774a6119f5b980904a.tar.gz
postgresql-de9c299aba4161cc58c448774a6119f5b980904a.zip
Make [VACUUM] ANALYZE safe on zero-column tables.
-rw-r--r--src/backend/commands/analyze.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/backend/commands/analyze.c b/src/backend/commands/analyze.c
index 4c06a28621a..3bf813a7198 100644
--- a/src/backend/commands/analyze.c
+++ b/src/backend/commands/analyze.c
@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/commands/analyze.c,v 1.47 2002/09/23 20:43:40 tgl Exp $
+ * $Header: /cvsroot/pgsql/src/backend/commands/analyze.c,v 1.47.2.1 2003/04/25 21:29:22 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -269,7 +269,8 @@ analyze_rel(Oid relid, VacuumStmt *vacstmt)
else
{
attr_cnt = onerel->rd_att->natts;
- vacattrstats = (VacAttrStats **) palloc(attr_cnt *
+ /* +1 here is just to avoid palloc(0) with zero-column table */
+ vacattrstats = (VacAttrStats **) palloc((attr_cnt + 1) *
sizeof(VacAttrStats *));
tcnt = 0;
for (i = 1; i <= attr_cnt; i++)