Merge rurik.mysql.com:/home/igor/dev/mysql-4.1-2

into  rurik.mysql.com:/home/igor/dev/mysql-5.0-0


mysys/mf_keycache.c:
  Auto merged
ndb/src/kernel/SimBlockList.cpp:
  Auto merged
ndb/src/kernel/blocks/ndbcntr/NdbcntrInit.cpp:
  Auto merged
mysql-test/r/func_gconcat.result:
  Manual merge
mysql-test/r/key_cache.result:
  Manual merge
mysql-test/t/func_gconcat.test:
  Manual merge
mysql-test/t/key_cache.test:
  Manual merge
sql/item_func.cc:
  Manual merge
sql/item_sum.h:
  Manual merge
sql/lock.cc:
  Manual merge
sql/sql_select.cc:
  Manual merge
sql/unireg.h:
  Manual merge

1 files changed, 40 insertions, 1 deletions

diff --git a/mysql-test/t/key_cache.test b/mysql-test/t/key_cache.test
index df584021af1..4001e0df4af 100644
--- a/mysql-test/t/key_cache.test
+++ b/mysql-test/t/key_cache.test
@@ -149,6 +149,7 @@ show status like 'key_blocks_used';
 --replace_result 1812 KEY_BLOCKS_UNUSED 1793 KEY_BLOCKS_UNUSED 1674 KEY_BLOCKS_UNUSED 1818 KEY_BLOCKS_UNUSED 1824 KEY_BLOCKS_UNUSED
 show status like 'key_blocks_unused';
 
+
 # Cleanup
 # We don't reset keycache2 as we want to ensure that mysqld will reset it
 set global keycache2.key_buffer_size=0;
@@ -157,7 +158,7 @@ set global keycache2.key_buffer_size=0;
 set global keycache3.key_buffer_size=100;
 set global keycache3.key_buffer_size=0;
 
-# Test case for buf 6447
+# Test case for bug 6447
 
 create table t1 (mytext text, FULLTEXT (mytext));
 insert t1 values ('aaabbb');
@@ -169,6 +170,44 @@ check table t1;
 drop table t1;
 
 #
+# Bug #19079: corrupted index when key_cache_block_size is not multiple of
+#             myisam_block_size
+
+CREATE TABLE t1(a int NOT NULL AUTO_INCREMENT PRIMARY KEY);
+SET GLOBAL key_cache_block_size=1536;
+INSERT INTO t1 VALUES (1);
+SELECT @@key_cache_block_size;
+CHECK TABLE t1;
+DROP TABLE t1;
+
+CREATE TABLE t1(a int NOT NULL AUTO_INCREMENT PRIMARY KEY, b int);
+CREATE TABLE t2(a int NOT NULL AUTO_INCREMENT PRIMARY KEY, b int);
+SET GLOBAL key_cache_block_size=1536;
+INSERT INTO t1 VALUES (1,0);
+INSERT INTO t2(b) SELECT b FROM t1;
+INSERT INTO t1(b) SELECT b FROM t2;
+INSERT INTO t2(b) SELECT b FROM t1;
+INSERT INTO t1(b) SELECT b FROM t2;
+INSERT INTO t2(b) SELECT b FROM t1;
+INSERT INTO t1(b) SELECT b FROM t2;
+INSERT INTO t2(b) SELECT b FROM t1;
+INSERT INTO t1(b) SELECT b FROM t2;
+INSERT INTO t2(b) SELECT b FROM t1;
+INSERT INTO t1(b) SELECT b FROM t2;
+INSERT INTO t2(b) SELECT b FROM t1;
+INSERT INTO t1(b) SELECT b FROM t2;
+INSERT INTO t2(b) SELECT b FROM t1;
+INSERT INTO t1(b) SELECT b FROM t2;
+INSERT INTO t2(b) SELECT b FROM t1;
+INSERT INTO t1(b) SELECT b FROM t2;
+INSERT INTO t2(b) SELECT b FROM t1;
+INSERT INTO t1(b) SELECT b FROM t2;
+SELECT COUNT(*) FROM t1;
+SELECT @@key_cache_block_size;
+CHECK TABLE t1;
+DROP TABLE t1,t2;
+
+#
 # Bug#10473 - Can't set 'key_buffer_size' system variable to ZERO
 # (One cannot drop the default key cache.)
 #