From: Date: March 14 2005 5:07pm
Subject: bk commit into 4.1 tree (ramil:1.2112) BUG#8489
List-Archive: http://lists.mysql.com/internals/23004
X-Bug: 8489
Message-Id: <200503141607.j2EG71B4036565@gw.mysql.r18.ru>

Below is the list of changes that have just been committed into a local
4.1 repository of ram. When ram 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
  1.2112 05/03/14 20:06:56 ramil@stripped +3 -0
  a fix (bug #8489: Strange auto_increment behaviour with HEAP table).

  sql/ha_heap.cc
    1.50 05/03/14 20:06:52 ramil@stripped +1 -1
    a fix (bug #8489: Strange auto_increment behaviour with HEAP table).
    Should check here for primary_key too as we can have auto_increment 
    field as a part of other keys.

  mysql-test/t/heap.test
    1.20 05/03/14 20:06:52 ramil@stripped +17 -0
    a fix (bug #8489: Strange auto_increment behaviour with HEAP table).

  mysql-test/r/heap.result
    1.28 05/03/14 20:06:52 ramil@stripped +21 -0
    a fix (bug #8489: Strange auto_increment behaviour with HEAP table).

# 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:	ramil
# Host:	gw.mysql.r18.ru
# Root:	/usr/home/ram/work/4.1

--- 1.49/sql/ha_heap.cc	2005-02-09 00:44:49 +04:00
+++ 1.50/sql/ha_heap.cc	2005-03-14 20:06:52 +04:00
@@ -506,7 +506,7 @@
 	seg->null_bit= 0;
 	seg->null_pos= 0;
       }
-      if (field->flags & AUTO_INCREMENT_FLAG)
+      if (field->flags & AUTO_INCREMENT_FLAG && table_arg->primary_key == key)
       {
 	auto_key= key + 1;
 	auto_key_type= field->key_type();

--- 1.27/mysql-test/r/heap.result	2004-12-02 15:06:11 +04:00
+++ 1.28/mysql-test/r/heap.result	2005-03-14 20:06:52 +04:00
@@ -249,3 +249,24 @@
 3
 2
 drop table t1;
+create table t1 (a bigint unsigned auto_increment primary key, b int,
+key (b, a)) engine=heap;
+insert t1 (b) values (1);
+insert t1 (b) values (1);
+insert t1 (b) values (1);
+insert t1 (b) values (1);
+insert t1 (b) values (1);
+insert t1 (b) values (1);
+insert t1 (b) values (1);
+insert t1 (b) values (1);
+select * from t1;
+a	b
+1	1
+2	1
+3	1
+4	1
+5	1
+6	1
+7	1
+8	1
+drop table t1;

--- 1.19/mysql-test/t/heap.test	2004-12-02 15:06:11 +04:00
+++ 1.20/mysql-test/t/heap.test	2005-03-14 20:06:52 +04:00
@@ -195,3 +195,20 @@
 insert into t1 values ('2'), ('3');
 select * from t1;
 drop table t1;
+
+#
+# Bug #8489: Strange auto_increment behaviour
+#
+
+create table t1 (a bigint unsigned auto_increment primary key, b int,
+  key (b, a)) engine=heap;
+insert t1 (b) values (1);
+insert t1 (b) values (1);
+insert t1 (b) values (1);
+insert t1 (b) values (1);
+insert t1 (b) values (1);
+insert t1 (b) values (1);
+insert t1 (b) values (1);
+insert t1 (b) values (1);
+select * from t1;
+drop table t1;