mirror of
https://github.com/MariaDB/server.git
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305 lines
8.1 KiB
Text
305 lines
8.1 KiB
Text
FLUSH TABLES WITH READ LOCK AND DISABLE CHECKPOINT;
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UNLOCK TABLES;
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CREATE TABLE t1 ( m MEDIUMTEXT ) ENGINE=InnoDB;
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INSERT INTO t1 VALUES ( REPEAT('i',65535) );
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DROP TABLE t1;
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#
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# WL#6168: FLUSH TABLES ... FOR EXPORT -- parser
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#
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# Requires innodb_file_per_table
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SET @old_innodb_file_per_table= @@GLOBAL.innodb_file_per_table;
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SET GLOBAL innodb_file_per_table= 1;
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# new "EXPORT" keyword is a valid user variable name:
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SET @export = 10;
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# new "EXPORT" keyword is a valid SP parameter name:
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CREATE PROCEDURE p1(export INT) BEGIN END;
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DROP PROCEDURE p1;
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# new "EXPORT" keyword is a valid local variable name:
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE export INT;
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END|
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DROP PROCEDURE p1;
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# new "EXPORT" keyword is a valid SP name:
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CREATE PROCEDURE export() BEGIN END;
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DROP PROCEDURE export;
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# new FLUSH TABLES ... FOR EXPORT syntax:
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FLUSH TABLES FOR EXPORT;
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ERROR 42000: No tables used near 'FOR EXPORT' at line 1
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FLUSH TABLES WITH EXPORT;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'EXPORT' at line 1
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CREATE TABLE t1 (i INT) engine=InnoDB;
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CREATE TABLE t2 LIKE t1;
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FLUSH TABLES t1,t2 WITH EXPORT;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'EXPORT' at line 1
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FLUSH TABLES t1, t2 FOR EXPORT;
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UNLOCK TABLES;
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# case check
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FLUSH TABLES t1, t2 for ExPoRt;
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UNLOCK TABLES;
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# With LOCAL keyword
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FLUSH LOCAL TABLES t1, t2 FOR EXPORT;
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UNLOCK TABLES;
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# Tables with fully qualified names
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FLUSH LOCAL TABLES test.t1, test.t2 for ExPoRt;
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UNLOCK TABLES;
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DROP TABLES t1, t2;
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# new "EXPORT" keyword is a valid table name:
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CREATE TABLE export (i INT) engine=InnoDB;
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# it's ok to lock the "export" table for export:
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FLUSH TABLE export FOR EXPORT;
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UNLOCK TABLES;
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DROP TABLE export;
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#
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# WL#6169 FLUSH TABLES ... FOR EXPORT -- runtime
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#
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# Test 1: Views, temporary tables, non-existent tables
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#
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CREATE VIEW v1 AS SELECT 1;
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CREATE TEMPORARY TABLE t1 (a INT);
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FLUSH TABLES v1 FOR EXPORT;
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ERROR HY000: 'test.v1' is not of type 'BASE TABLE'
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FLUSH TABLES t1 FOR EXPORT;
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ERROR 42S02: Table 'test.t1' doesn't exist
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FLUSH TABLES non_existent FOR EXPORT;
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ERROR 42S02: Table 'test.non_existent' doesn't exist
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DROP TEMPORARY TABLE t1;
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DROP VIEW v1;
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# Test 2: Blocked by update transactions, blocks updates.
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#
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CREATE TABLE t1 (a INT PRIMARY KEY, b INT) engine= InnoDB;
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CREATE TABLE t2 (a INT) engine= InnoDB;
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connect con1, localhost, root;
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START TRANSACTION;
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INSERT INTO t1 VALUES (1, 1);
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connection default;
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# Should be blocked
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# Sending:
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FLUSH TABLES t1 FOR EXPORT;
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connection con1;
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COMMIT;
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connection default;
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# Reaping: FLUSH TABLES t1 FOR EXPORT
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connection con1;
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# Should not be blocked
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INSERT INTO t2 VALUES (1);
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# Should be blocked
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# Sending:
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INSERT INTO t1 VALUES (2, 2);
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connection default;
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UNLOCK TABLES;
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connection con1;
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# Reaping: INSERT INTO t1 VALUES (2, 2);
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# Test 3: Read operations should not be affected.
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#
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START TRANSACTION;
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SELECT * FROM t1;
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a b
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1 1
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2 2
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connection default;
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# Should not be blocked
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FLUSH TABLES t1 FOR EXPORT;
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connection con1;
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COMMIT;
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# Should not be blocked
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SELECT * FROM t1;
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a b
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1 1
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2 2
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connection default;
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UNLOCK TABLES;
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# Test 4: Blocked by DDL, blocks DDL.
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#
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START TRANSACTION;
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SELECT * FROM t1;
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a b
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1 1
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2 2
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connect con2, localhost, root;
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# Sending:
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ALTER TABLE t1 ADD INDEX i1(b);
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connection con1;
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# Should be blocked
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FLUSH TABLE t1 FOR EXPORT;
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connection default;
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COMMIT;
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connection con2;
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# Reaping ALTER TABLE ...
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connection con1;
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# Reaping FLUSH TABLE t1 FOR EXPORT
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UNLOCK TABLES;
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connection default;
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FLUSH TABLE t1 FOR EXPORT;
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connection con2;
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# Should be blocked
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DROP TABLE t1;
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connection default;
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UNLOCK TABLES;
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connection con2;
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# Reaping DROP TABLE t1
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disconnect con2;
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connection default;
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DROP TABLE t2;
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# Test 5: Compatibilty with FLUSH TABLES WITH READ LOCK
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#
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CREATE TABLE t1(a INT) engine= InnoDB;
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FLUSH TABLES WITH READ LOCK;
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connection con1;
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# This should not block
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FLUSH TABLE t1 FOR EXPORT;
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UNLOCK TABLES;
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connection default;
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UNLOCK TABLES;
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DROP TABLE t1;
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# Test 6: Unsupported storage engines.
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#
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CREATE TABLE t1(a INT) engine= MEMORY;
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FLUSH TABLE t1 FOR EXPORT;
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ERROR HY000: Storage engine MEMORY of the table `test`.`t1` doesn't have this option
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DROP TABLE t1;
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connection con1;
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disconnect con1;
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connection default;
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# Test 7: Check privileges required.
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# in flush-innodb-notembedded.test
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# Test 8: FLUSH TABLE <table_list> FOR EXPORT is incompatible
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# with itself (to avoid race conditions in metadata
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# file handling).
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#
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CREATE TABLE t1 (a INT) engine= InnoDB;
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CREATE TABLE t2 (a INT) engine= InnoDB;
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connect con1, localhost, root;
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FLUSH TABLE t1 FOR EXPORT;
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connection default;
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# This should not block
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FLUSH TABLE t2 FOR EXPORT;
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UNLOCK TABLES;
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# This should block
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# Sending:
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FLUSH TABLE t1 FOR EXPORT;
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connection con1;
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UNLOCK TABLES;
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connection default;
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# Reaping: FLUSH TABLE t1 FOR EXPORT
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UNLOCK TABLES;
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# Test 9: LOCK TABLES ... READ is not affected
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#
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LOCK TABLE t1 READ;
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connection con1;
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# Should not block
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FLUSH TABLE t1 FOR EXPORT;
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UNLOCK TABLES;
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connection default;
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UNLOCK TABLES;
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FLUSH TABLE t1 FOR EXPORT;
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connection con1;
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# Should not block
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LOCK TABLE t1 READ;
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UNLOCK TABLES;
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connection default;
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UNLOCK TABLES;
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connection con1;
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disconnect con1;
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connection default;
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DROP TABLE t1, t2;
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# Test 10: Lock is released if transaction is started after doing
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# 'flush table..' in same session
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CREATE TABLE t1 ( i INT ) ENGINE = Innodb;
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FLUSH TABLE t1 FOR EXPORT;
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# error as active locks already exist
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FLUSH TABLE t1 FOR EXPORT;
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ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
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# active locks will be released due to start transaction
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START TRANSACTION;
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# passes as start transaction released ealier locks
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FLUSH TABLE t1 FOR EXPORT;
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UNLOCK TABLES;
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DROP TABLE t1;
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# Test 11: Test 'flush table with fully qualified table names
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# and with syntax local/NO_WRITE_TO_BINLOG
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connect con1, localhost, root;
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connection default;
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CREATE TABLE t1 ( i INT ) ENGINE = Innodb;
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INSERT INTO t1 VALUES (100),(200);
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FLUSH LOCAL TABLES test.t1 FOR EXPORT;
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connection con1;
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# Should be blocked
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# Sending:
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FLUSH LOCAL TABLES t1 FOR EXPORT;
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connection default;
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UNLOCK TABLE;
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connection con1;
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# Reaping: FLUSH LOCAL TABLES t1 FOR EXPORT
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SELECT * FROM t1 ORDER BY i;
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i
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100
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200
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connection default;
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# Should be blocked
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# Sending:
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FLUSH NO_WRITE_TO_BINLOG TABLES test.t1 FOR EXPORT;
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connection con1;
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UNLOCK TABLES;
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connection default;
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# Reaping: FLUSH NO_WRITE_TO_BINLOG TABLES test.t1 FOR EXPORT
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SELECT * FROM t1 ORDER BY i;
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i
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100
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200
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UNLOCK TABLE;
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DROP TABLE t1;
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# Test 12: Active transaction get committed if user execute
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# "FLUSH TABLE ... FOR EXPORT" or "LOCK TABLE.."
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connection default;
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CREATE TABLE t1 ( i INT ) ENGINE = Innodb;
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INSERT INTO t1 VALUES (100),(200);
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START TRANSACTION;
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INSERT INTO t1 VALUES (300);
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# 'flush table..' commit active transaction from same session
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FLUSH LOCAL TABLES test.t1 FOR EXPORT;
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ROLLBACK;
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SELECT * FROM t1 ORDER BY i;
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i
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100
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200
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300
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START TRANSACTION;
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INSERT INTO t1 VALUES (400);
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# 'lock table ..' commit active transaction from same session
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LOCK TABLES test.t1 READ;
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ROLLBACK;
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SELECT * FROM t1 ORDER BY i;
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i
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100
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200
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300
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400
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UNLOCK TABLES;
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DROP TABLE t1;
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# Test 13: Verify "FLUSH TABLE ... FOR EXPORT" and "LOCK TABLE.."
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# in same session
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connection default;
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CREATE TABLE t1 ( i INT ) ENGINE = Innodb;
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# Lock table
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LOCK TABLES test.t1 WRITE;
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# 'lock table ..' completes even if table lock is acquired
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# in same session using 'lock table'. Previous locks are released.
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LOCK TABLES test.t1 READ;
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# 'flush table ..' gives error if table lock is acquired
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# in same session using 'lock table ..'
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FLUSH TABLES test.t1 FOR EXPORT;
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ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
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# 'lock table ..' completes even if table lock is acquired
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# in same session using 'flush table'. Previous locks are released.
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LOCK TABLES test.t1 WRITE;
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UNLOCK TABLES;
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DROP TABLE t1;
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connection con1;
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disconnect con1;
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connection default;
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# Reset innodb_file_per_table
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SET GLOBAL innodb_file_per_table= @old_innodb_file_per_table;
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# End of 5.6 tests
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