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From:igor Date:March 10 2007 10:47am
Subject:bk commit into 5.0 tree (igor:1.2472) BUG#26830
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Below is the list of changes that have just been committed into a local
5.0 repository of igor. When igor does a push these changes will
be propagated to the main repository and, within 24 hours after the
push, to the public repository.
For information on how to access the public repository
see http://dev.mysql.com/doc/mysql/en/installing-source-tree.html

ChangeSet@stripped, 2007-03-10 02:47:47-08:00, igor@stripped +3 -0
  Fixed bug #26830: a crash for the query with a subselect containing ROLLUP.
  Crash happened because the function get_best_group_min_max detected
  joins with ROLLUP incorrectly.

  mysql-test/r/olap.result@stripped, 2007-03-10 02:47:44-08:00, igor@stripped +9 -0
    Added a test case for bug #26830.

  mysql-test/t/olap.test@stripped, 2007-03-10 02:47:44-08:00, igor@stripped +15 -0
    Added a test case for bug #26830.

  sql/opt_range.cc@stripped, 2007-03-10 02:47:45-08:00, igor@stripped +1 -1
    Fixed bug #26830: a crash for the query with a subselect containing ROLLUP.
    Crash happened because the function get_best_group_min_max detected
    joins with ROLLUP incorrectly.

# This is a BitKeeper patch.  What follows are the unified diffs for the
# set of deltas contained in the patch.  The rest of the patch, the part
# that BitKeeper cares about, is below these diffs.
# User:	igor
# Host:	olga.mysql.com
# Root:	/home/igor/dev-opt/mysql-5.0-opt-bug26830

--- 1.240/sql/opt_range.cc	2007-03-10 02:47:58 -08:00
+++ 1.241/sql/opt_range.cc	2007-03-10 02:47:58 -08:00
@@ -7504,7 +7504,7 @@
   if ((join->tables != 1) ||  /* The query must reference one table. */
       ((!join->group_list) && /* Neither GROUP BY nor a DISTINCT query. */
        (!join->select_distinct)) ||
-      (thd->lex->select_lex.olap == ROLLUP_TYPE)) /* Check (B3) for ROLLUP */
+      (join->select_lex->olap == ROLLUP_TYPE)) /* Check (B3) for ROLLUP */
     DBUG_RETURN(NULL);
   if (table->s->keys == 0)        /* There are no indexes to use. */
     DBUG_RETURN(NULL);

--- 1.35/mysql-test/r/olap.result	2007-03-10 02:47:58 -08:00
+++ 1.36/mysql-test/r/olap.result	2007-03-10 02:47:58 -08:00
@@ -645,3 +645,12 @@
 NULL	NULL	2
 DROP VIEW v1;
 DROP TABLE t1;
+CREATE TABLE t1 (a int, KEY (a));
+INSERT INTO t1 VALUES (3), (1), (4), (1), (3), (1), (1);
+SELECT * FROM (SELECT a, SUM(a) FROM t1 GROUP BY a WITH ROLLUP) as t;
+a	SUM(a)
+1	4
+3	6
+4	4
+NULL	14
+DROP TABLE t1;

--- 1.26/mysql-test/t/olap.test	2007-03-10 02:47:58 -08:00
+++ 1.27/mysql-test/t/olap.test	2007-03-10 02:47:58 -08:00
@@ -327,3 +327,18 @@
 
 DROP VIEW v1;
 DROP TABLE t1;
+
+#
+# Bug #26830: derived table with ROLLUP 
+#
+
+CREATE TABLE t1 (a int, KEY (a));
+INSERT INTO t1 VALUES (3), (1), (4), (1), (3), (1), (1);
+
+SELECT * FROM (SELECT a, SUM(a) FROM t1 GROUP BY a WITH ROLLUP) as t;
+
+DROP TABLE t1;
+
+
+
+
Thread
bk commit into 5.0 tree (igor:1.2472) BUG#26830igor10 Mar