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MDEV-13626: Add innodb.innodb-read-view
This commit is contained in:
Marko Mäkelä
parent
25af2a183b
commit
7aac83580a
2 changed files with 441 additions and 0 deletions
227
mysql-test/suite/innodb/r/innodb-read-view.result
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227
mysql-test/suite/innodb/r/innodb-read-view.result
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@ -0,0 +1,227 @@
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CREATE TABLE t1 (c1 INT , c2 CHAR(10), PRIMARY KEY (c1)) ENGINE = InnoDB;
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INSERT INTO t1 VALUES(0, "0");
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INSERT INTO t1 VALUES(1, "1");
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INSERT INTO t1 VALUES(2, "2");
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INSERT INTO t1 VALUES(3, "3");
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CREATE TABLE t2 (c1 INT , c2 CHAR(10), PRIMARY KEY (c1)) ENGINE = InnoDB;
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INSERT INTO t2 VALUES(0, "a");
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INSERT INTO t2 VALUES(1, "b");
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INSERT INTO t2 VALUES(2, "c");
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INSERT INTO t2 VALUES(3, "d");
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connect con1,localhost,root,,;
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connect con2,localhost,root,,;
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connection con1;
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'T1'
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SET AUTOCOMMIT=0;
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BEGIN;
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SELECT * FROM t2;
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c1 c2
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0 a
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1 b
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2 c
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3 d
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connection default;
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'T2'
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SET AUTOCOMMIT=0;
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BEGIN;
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SELECT * FROM t1;
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c1 c2
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0 0
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1 1
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2 2
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3 3
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connection con2;
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'T3'
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SET AUTOCOMMIT=0;
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SET SESSION TRANSACTION ISOLATION LEVEL REPEATABLE READ;
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BEGIN;
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SELECT * FROM t1;
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c1 c2
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0 0
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1 1
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2 2
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3 3
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SELECT * FROM t2;
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c1 c2
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0 a
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1 b
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2 c
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3 d
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connection con1;
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'T1'
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UPDATE t2 SET c1 = c1 + 100;
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SELECT * FROM t2;
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c1 c2
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100 a
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101 b
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102 c
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103 d
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COMMIT;
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connection default;
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'T2'
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UPDATE t1 SET c1 = c1 + 100;
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SELECT * FROM t1;
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c1 c2
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100 0
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101 1
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102 2
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103 3
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COMMIT;
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connection con2;
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'T3'
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SET DEBUG_SYNC='row_search_for_mysql_before_return WAIT_FOR waiting1';
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SELECT * FROM t1;;
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connection default;
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'T2'
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SET DEBUG_SYNC='now SIGNAL waiting1';
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'Signalled T3'
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connection con2;
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'T3'
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c1 c2
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0 0
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1 1
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2 2
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3 3
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connection con2;
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'T3'
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SET DEBUG_SYNC='row_search_for_mysql_before_return WAIT_FOR waiting1';
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SELECT * FROM t2;;
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connection default;
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'T2'
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SET DEBUG_SYNC='now SIGNAL waiting1';
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'Signalled T3'
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connection con2;
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'T3'
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c1 c2
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0 a
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1 b
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2 c
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3 d
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connection default;
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disconnect con1;
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disconnect con2;
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connect con1,localhost,root,,;
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connect con2,localhost,root,,;
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connection con1;
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'T1'
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SET AUTOCOMMIT=0;
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BEGIN;
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SELECT * FROM t1;
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c1 c2
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100 0
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101 1
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102 2
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103 3
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connection default;
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'T2'
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SET AUTOCOMMIT=0;
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BEGIN;
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SELECT * FROM t2;
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c1 c2
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100 a
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101 b
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102 c
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103 d
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UPDATE t2 SET c1 = c1 + 100;
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SELECT * FROM t2;
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c1 c2
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200 a
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201 b
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202 c
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203 d
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COMMIT;
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connection con2;
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'T3'
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SET AUTOCOMMIT=0;
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SET SESSION TRANSACTION ISOLATION LEVEL REPEATABLE READ;
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BEGIN;
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SELECT * FROM t1;
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c1 c2
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100 0
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101 1
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102 2
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103 3
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SELECT * FROM t2;
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c1 c2
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200 a
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201 b
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202 c
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203 d
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connection con1;
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'T1'
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UPDATE t1 SET c1 = c1 + 100;
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SELECT * FROM t1;
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c1 c2
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200 0
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201 1
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202 2
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203 3
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COMMIT;
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connection con2;
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'T3'
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SET DEBUG_SYNC='row_select_wait WAIT_FOR waiting1';
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SELECT * FROM t1;;
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connection con1;
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'T2'
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SET DEBUG_SYNC='now SIGNAL waiting1';
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'Signalled T3'
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connection con2;
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'T3'
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c1 c2
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100 0
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101 1
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102 2
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103 3
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connection con2;
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'T3'
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SET DEBUG_SYNC='row_select_wait WAIT_FOR waiting1';
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SELECT * FROM t2;;
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connection default;
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'T2'
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SET DEBUG_SYNC='now SIGNAL waiting1';
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'Signalled T3'
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connection con2;
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'T3'
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c1 c2
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200 a
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201 b
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202 c
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203 d
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connection default;
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disconnect con1;
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disconnect con2;
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DROP TABLE t1;
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DROP TABLE t2;
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#
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# Bug 21433768: NON-REPEATABLE READ WITH REPEATABLE READ ISOLATION
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#
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connect con1,localhost,root,,;
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# connection con1
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CREATE TABLE t1(col1 INT PRIMARY KEY, col2 INT) ENGINE = InnoDB;
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INSERT INTO t1 values (1, 0), (2, 0);
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SELECT * FROM t1 ORDER BY col1;
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col1 col2
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1 0
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2 0
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START TRANSACTION;
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UPDATE t1 SET col2 = 100;
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SET DEBUG_SYNC = 'after_trx_committed_in_memory SIGNAL s1 WAIT_FOR s2';
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COMMIT;;
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connection default;
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# connection default
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SET DEBUG_SYNC = 'now WAIT_FOR s1';
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UPDATE t1 SET col2 = col2 + 10 where col1 = 1;
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COMMIT;
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SELECT * FROM t1 ORDER BY col1;
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col1 col2
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1 110
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2 100
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SET DEBUG_SYNC = 'now SIGNAL s2';
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connection con1;
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# connection con1
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# reap COMMIT for con1
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connection default;
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# connection default
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disconnect con1;
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DROP TABLE t1;
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SET DEBUG_SYNC= 'RESET';
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214
mysql-test/suite/innodb/t/innodb-read-view.test
Normal file
214
mysql-test/suite/innodb/t/innodb-read-view.test
Normal file
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@ -0,0 +1,214 @@
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# DEBUG_SYNC must be compiled in.
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--source include/have_debug_sync.inc
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# We need to test the use case:
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# a. Create a transaction T1 that will be promoted to RW.
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# b. Create a transaction T2 that will be promoted to RW.
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# a. Create a RO transaction T3
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# d. T3 does a select - creates a read view that doesn't include T1 and T2
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# e. T1 & T2 do some updates - this promotes T1 & T2 to RW transactions
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# f. T1 & T2 Commit
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# g. T3 Does a select - it should not see the changes of T1 & T2
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--source include/have_innodb.inc
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--source include/count_sessions.inc
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CREATE TABLE t1 (c1 INT , c2 CHAR(10), PRIMARY KEY (c1)) ENGINE = InnoDB;
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INSERT INTO t1 VALUES(0, "0");
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INSERT INTO t1 VALUES(1, "1");
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INSERT INTO t1 VALUES(2, "2");
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INSERT INTO t1 VALUES(3, "3");
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CREATE TABLE t2 (c1 INT , c2 CHAR(10), PRIMARY KEY (c1)) ENGINE = InnoDB;
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INSERT INTO t2 VALUES(0, "a");
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INSERT INTO t2 VALUES(1, "b");
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INSERT INTO t2 VALUES(2, "c");
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INSERT INTO t2 VALUES(3, "d");
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--connect (con1,localhost,root,,)
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--connect (con2,localhost,root,,)
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connection con1;
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--echo 'T1'
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SET AUTOCOMMIT=0;
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BEGIN;
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SELECT * FROM t2;
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connection default;
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--echo 'T2'
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SET AUTOCOMMIT=0;
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BEGIN;
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SELECT * FROM t1;
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connection con2;
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--echo 'T3'
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SET AUTOCOMMIT=0;
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SET SESSION TRANSACTION ISOLATION LEVEL REPEATABLE READ;
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BEGIN;
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SELECT * FROM t1;
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SELECT * FROM t2;
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connection con1;
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--echo 'T1'
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UPDATE t2 SET c1 = c1 + 100;
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SELECT * FROM t2;
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COMMIT;
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connection default;
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--echo 'T2'
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UPDATE t1 SET c1 = c1 + 100;
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SELECT * FROM t1;
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COMMIT;
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connection con2;
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--echo 'T3'
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SET DEBUG_SYNC='row_search_for_mysql_before_return WAIT_FOR waiting1';
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--send SELECT * FROM t1;
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connection default;
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--echo 'T2'
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SET DEBUG_SYNC='now SIGNAL waiting1';
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--echo 'Signalled T3'
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connection con2;
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--echo 'T3'
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reap;
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connection con2;
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--echo 'T3'
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SET DEBUG_SYNC='row_search_for_mysql_before_return WAIT_FOR waiting1';
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--send SELECT * FROM t2;
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connection default;
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--echo 'T2'
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SET DEBUG_SYNC='now SIGNAL waiting1';
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--echo 'Signalled T3'
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connection con2;
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--echo 'T3'
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reap;
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connection default;
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disconnect con1;
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disconnect con2;
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# We need to test the use case:
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# a. Create a transaction T1 that will be promoted to RW.
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# b. Create a transaction T2 that will be promoted to RW.
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# c. T2 does some updates - this promotes T2 to RW transactions
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# d. T2 Commits
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# e. Create a RO transaction T3
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# f. T3 does a select - creates a read view that doesn't include T1
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# g. T1 does some updates - this promotes T1 to RW transactions
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# h. T1 Commits
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# i. T3 Does a select - it should not see the changes made by T1 but should
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# see the changes by T2
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--connect (con1,localhost,root,,)
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--connect (con2,localhost,root,,)
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connection con1;
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--echo 'T1'
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SET AUTOCOMMIT=0;
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BEGIN;
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SELECT * FROM t1;
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connection default;
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--echo 'T2'
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SET AUTOCOMMIT=0;
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BEGIN;
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SELECT * FROM t2;
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UPDATE t2 SET c1 = c1 + 100;
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SELECT * FROM t2;
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COMMIT;
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connection con2;
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--echo 'T3'
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SET AUTOCOMMIT=0;
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SET SESSION TRANSACTION ISOLATION LEVEL REPEATABLE READ;
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BEGIN;
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SELECT * FROM t1;
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SELECT * FROM t2;
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connection con1;
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--echo 'T1'
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UPDATE t1 SET c1 = c1 + 100;
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SELECT * FROM t1;
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COMMIT;
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connection con2;
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--echo 'T3'
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SET DEBUG_SYNC='row_select_wait WAIT_FOR waiting1';
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--send SELECT * FROM t1;
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connection con1;
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--echo 'T2'
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SET DEBUG_SYNC='now SIGNAL waiting1';
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--echo 'Signalled T3'
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connection con2;
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--echo 'T3'
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reap;
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connection con2;
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--echo 'T3'
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SET DEBUG_SYNC='row_select_wait WAIT_FOR waiting1';
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--send SELECT * FROM t2;
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connection default;
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--echo 'T2'
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SET DEBUG_SYNC='now SIGNAL waiting1';
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--echo 'Signalled T3'
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connection con2;
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--echo 'T3'
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reap;
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connection default;
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disconnect con1;
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disconnect con2;
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DROP TABLE t1;
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DROP TABLE t2;
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--echo #
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--echo # Bug 21433768: NON-REPEATABLE READ WITH REPEATABLE READ ISOLATION
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--echo #
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--connect (con1,localhost,root,,)
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--echo # connection con1
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CREATE TABLE t1(col1 INT PRIMARY KEY, col2 INT) ENGINE = InnoDB;
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INSERT INTO t1 values (1, 0), (2, 0);
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SELECT * FROM t1 ORDER BY col1;
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START TRANSACTION;
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UPDATE t1 SET col2 = 100;
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SET DEBUG_SYNC = 'after_trx_committed_in_memory SIGNAL s1 WAIT_FOR s2';
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--send COMMIT;
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connection default;
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--echo # connection default
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SET DEBUG_SYNC = 'now WAIT_FOR s1';
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UPDATE t1 SET col2 = col2 + 10 where col1 = 1;
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COMMIT;
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SELECT * FROM t1 ORDER BY col1;
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SET DEBUG_SYNC = 'now SIGNAL s2';
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connection con1;
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--echo # connection con1
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--echo # reap COMMIT for con1
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reap;
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connection default;
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--echo # connection default
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disconnect con1;
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DROP TABLE t1;
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# Clean up resources used in this test case.
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--disable_warnings
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SET DEBUG_SYNC= 'RESET';
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--enable_warnings
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--source include/wait_until_count_sessions.inc
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