Commit 43b2dc61 authored by jan@hundin.mysql.fi's avatar jan@hundin.mysql.fi

Merge jlindstrom@bk-internal.mysql.com:/home/bk/mysql-5.0

into  hundin.mysql.fi:/home/jan/mysql-5.0
parents d426c109 6734ca6c
......@@ -2644,3 +2644,31 @@ SET FOREIGN_KEY_CHECKS=1;
INSERT INTO t2 VALUES(3);
ERROR 23000: Cannot add or update a child row: a foreign key constraint fails (`test/t2`, CONSTRAINT `c1` FOREIGN KEY (`v`) REFERENCES `t1` (`id`))
DROP TABLE t2;
create table test_checksum(a int not null) engine=innodb DEFAULT CHARSET=latin1;
insert into test_checksum values (1),(2);
set autocommit=0;
checksum table test_checksum;
Table Checksum
test.test_checksum 1531596814
insert into test_checksum values(3);
checksum table test_checksum;
Table Checksum
test.test_checksum 1531596814
commit;
checksum table test_checksum;
Table Checksum
test.test_checksum 2050879373
commit;
drop table test_checksum;
create table test_checksum(a int not null) engine=innodb DEFAULT CHARSET=latin1;
insert into test_checksum values (1),(2);
set autocommit=1;
checksum table test_checksum;
Table Checksum
test.test_checksum 1531596814
set autocommit=1;
insert into test_checksum values(3);
checksum table test_checksum;
Table Checksum
test.test_checksum 2050879373
drop table test_checksum;
......@@ -1605,3 +1605,42 @@ SET FOREIGN_KEY_CHECKS=1;
INSERT INTO t2 VALUES(3);
DROP TABLE t2;
#
# Test that checksum table uses a consistent read Bug #12669
#
connect (a,localhost,root,,);
connect (b,localhost,root,,);
connection a;
create table test_checksum(a int not null) engine=innodb DEFAULT CHARSET=latin1;
insert into test_checksum values (1),(2);
set autocommit=0;
checksum table test_checksum;
connection b;
insert into test_checksum values(3);
connection a;
#
# Here checksum should not see insert
#
checksum table test_checksum;
connection a;
commit;
checksum table test_checksum;
commit;
drop table test_checksum;
#
# autocommit = 1
#
connection a;
create table test_checksum(a int not null) engine=innodb DEFAULT CHARSET=latin1;
insert into test_checksum values (1),(2);
set autocommit=1;
checksum table test_checksum;
connection b;
set autocommit=1;
insert into test_checksum values(3);
connection a;
#
# Here checksum sees insert
#
checksum table test_checksum;
drop table test_checksum;
......@@ -6689,12 +6689,10 @@ ha_innobase::store_lock(
prebuilt->select_lock_type = LOCK_NONE;
prebuilt->stored_select_lock_type = LOCK_NONE;
} else if (thd->lex->sql_command == SQLCOM_CHECKSUM) {
/* Use consistent read for checksum table and
convert lock type to the TL_READ */
/* Use consistent read for checksum table */
prebuilt->select_lock_type = LOCK_NONE;
prebuilt->stored_select_lock_type = LOCK_NONE;
lock.type = TL_READ;
} else {
prebuilt->select_lock_type = LOCK_S;
prebuilt->stored_select_lock_type = LOCK_S;
......
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