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482 lines
14 KiB
482 lines
14 KiB
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#
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# Test of rename table
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#
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--source include/count_sessions.inc
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--disable_warnings
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drop table if exists t0,t1,t2,t3,t4;
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# Clear up from other tests (to ensure that SHOW TABLES below is right)
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drop table if exists t0,t5,t6,t7,t8,t9,t1_1,t1_2,t9_1,t9_2;
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--enable_warnings
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create table t0 SELECT 1,"table 1";
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create table t2 SELECT 2,"table 2";
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create table t3 SELECT 3,"table 3";
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rename table t0 to t1;
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rename table t3 to t4, t2 to t3, t1 to t2, t4 to t1;
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select * from t1;
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rename table t3 to t4, t2 to t3, t1 to t2, t4 to t1;
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rename table t3 to t4, t2 to t3, t1 to t2, t4 to t1;
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select * from t1;
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# The following should give errors
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--error ER_TABLE_EXISTS_ERROR,ER_TABLE_EXISTS_ERROR
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rename table t1 to t2;
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--error ER_TABLE_EXISTS_ERROR,ER_TABLE_EXISTS_ERROR
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rename table t1 to t1;
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--error ER_TABLE_EXISTS_ERROR,ER_TABLE_EXISTS_ERROR
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rename table t3 to t4, t2 to t3, t1 to t2, t4 to t2;
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show tables like "t_";
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--error ER_TABLE_EXISTS_ERROR,ER_TABLE_EXISTS_ERROR
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rename table t3 to t1, t2 to t3, t1 to t2, t4 to t1;
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--error ER_NO_SUCH_TABLE,ER_NO_SUCH_TABLE
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rename table t3 to t4, t5 to t3, t1 to t2, t4 to t1;
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select * from t1;
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select * from t2;
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select * from t3;
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# This should give a warning for t4
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drop table if exists t1,t2,t3,t4;
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#
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# Bug #2397 RENAME TABLES is not blocked by
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# FLUSH TABLES WITH READ LOCK
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#
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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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CREATE TABLE t1 (a int);
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CREATE TABLE t3 (a int);
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connection con2;
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FLUSH TABLES WITH READ LOCK;
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connection con1;
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send RENAME TABLE t1 TO t2, t3 to t4;
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connection con2;
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show tables;
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UNLOCK TABLES;
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connection con1;
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reap;
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connection con2;
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# Wait for the the tables to be renamed
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# i.e the query below succeds
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let $query= select * from t2, t4;
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source include/wait_for_query_to_succeed.inc;
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show tables;
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drop table t2, t4;
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disconnect con2;
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disconnect con1;
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connection default;
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--echo End of 4.1 tests
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--echo #
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--echo # Bug#14959: "ALTER TABLE isn't able to rename a view"
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--echo # Bug#53976: "ALTER TABLE RENAME is allowed on views
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--echo # (not documented, broken)"
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--echo #
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create table t1(f1 int);
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create view v1 as select * from t1;
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--error ER_WRONG_OBJECT
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alter table v1 rename to v2;
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drop view v1;
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drop table t1;
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--echo End of 5.0 tests
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--echo #
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--echo # Bug#20197870: sql_table.cc: bool mysql_rename_table ...
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--echo # assertion `error==0\' failed.
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--echo # The test crashes server without the fix.
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--echo #
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SET @orig_innodb_file_per_table= @@innodb_file_per_table;
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SET GLOBAL innodb_file_per_table = 0;
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create table t1(f1 int) engine=innodb;
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--error ER_BAD_DB_ERROR
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rename table test.t1 to nonexistingdb.t2;
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drop table t1;
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SET GLOBAL innodb_file_per_table = @orig_innodb_file_per_table;
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--source include/wait_until_count_sessions.inc
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--echo #
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--echo # Test coverage for WL#9826 "Allow RENAME TABLES under LOCK TABLES".
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--echo #
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--enable_connect_log
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SET @old_lock_wait_timeout= @@lock_wait_timeout;
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connect (con1, localhost, root,,);
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SET @old_lock_wait_timeout= @@lock_wait_timeout;
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connection default;
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--echo #
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--echo # 1) Requirements on table locking for tables renamed and
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--echo # target table names.
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--echo #
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--echo # 1.1) Requirements on renamed table locks.
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CREATE TABLE t1 (i INT);
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CREATE TABLE t2 (j INT);
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LOCK TABLES t1 READ;
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--echo # Renamed table must be locked.
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--error ER_TABLE_NOT_LOCKED
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RENAME TABLE t2 TO t3;
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--echo # Moreover, renamed table must be locked for write.
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--error ER_TABLE_NOT_LOCKED_FOR_WRITE
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RENAME TABLE t1 TO t3;
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UNLOCK TABLES;
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LOCK TABLE t1 WRITE;
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--echo # Renaming write-locked table is OK, there is no need
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--echo # (and way) to lock target table name.
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RENAME TABLE t1 TO t3;
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--echo # There is no need to lock source name for the table, if it is
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--echo # result of some earlier step of the same RENAME TABLES.
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RENAME TABLE t3 TO t4, t4 TO t5;
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UNLOCK TABLES;
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--echo # Special case involving foreign keys. If RENAME TABLE is
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--echo # going to provide parent for some orphan FK, then the
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--echo # child table of this FK needs to be write locked, or
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--echo # FK invariants for LOCK TABLES will be broken,
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SET FOREIGN_KEY_CHECKS=0;
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CREATE TABLE t1 (fk INT, FOREIGN KEY(fk) REFERENCES t3(pk));
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SET FOREIGN_KEY_CHECKS=1;
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CREATE TABLE t0 (pk INT PRIMARY KEY);
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LOCK TABLES t0 WRITE;
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--error ER_TABLE_NOT_LOCKED
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RENAME TABLE t0 TO t3;
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UNLOCK TABLES;
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LOCK TABLES t1 READ, t0 WRITE;
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--error ER_TABLE_NOT_LOCKED_FOR_WRITE
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RENAME TABLE t0 TO t3;
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UNLOCK TABLES;
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LOCK TABLES t1 WRITE, t0 WRITE;
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RENAME TABLE t0 TO t3;
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UNLOCK TABLES;
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DROP TABLES t1, t3;
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--echo #
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--echo # 1.2) Locking of target table.
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--echo #
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--echo # This part of test resides in rename_debug.test.
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--echo #
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--echo # 2) Failure to acquire/upgrade locks on tables involved.
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--echo #
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--echo # This part of test resides in rename_debug.test.
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--echo #
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--echo # 3) Effects of RENAME TABLES on set of locked tables and
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--echo # metadata locks held.
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--echo #
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--echo # 3.1) Trivial RENAME TABLE.
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LOCK TABLES t5 WRITE;
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RENAME TABLE t5 TO t4;
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--echo # Table is available under new name under LOCK TABLES.
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SELECT * FROM t4;
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connection con1;
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--echo # Access by new name from other connections should be blocked.
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SET @@lock_wait_timeout= 1;
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--error ER_LOCK_WAIT_TIMEOUT
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SELECT * FROM t4;
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SET @@lock_wait_timeout= @old_lock_wait_timeout;
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--echo # But not for old table name.
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--error ER_NO_SUCH_TABLE
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SELECT * FROM t5;
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connection default;
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UNLOCK TABLES;
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--echo #
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--echo # 3.2) RENAME TABLE in case when several tables are locked.
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LOCK TABLES t2 READ, t4 WRITE;
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RENAME TABLE t4 TO t5;
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--echo # Table t2 should be still locked, and t4 should be available as t5
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--echo # with correct lock type.
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SELECT * FROM t2;
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INSERT INTO t5 values (1);
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UNLOCK TABLES;
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--echo #
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--echo # 3.3) RENAME TABLE in case when same table locked more than once.
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LOCK TABLES t2 READ, t5 WRITE, t5 AS a WRITE, t5 AS b READ;
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RENAME TABLE t5 TO t4;
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--echo # Check that tables are locked under correct aliases and with modes.
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SELECT * FROM t4 AS a, t4 AS b;
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INSERT INTO t4 VALUES (2);
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DELETE a FROM t4 AS a, t4 AS b;
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--error ER_TABLE_NOT_LOCKED_FOR_WRITE
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DELETE b FROM t4 AS a, t4 AS b;
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UNLOCK TABLES;
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--echo #
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--echo # 3.4) RENAME TABLES which does old good table swap.
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LOCK TABLES t2 WRITE, t4 WRITE;
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RENAME TABLES t2 TO t0, t4 TO t2, t0 TO t4;
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--echo # Tables are available under new name under LOCK TABLES.
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SELECT * FROM t2;
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SELECT * FROM t4;
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connection con1;
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--echo # Access by new names from other connections should be blocked.
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SET @@lock_wait_timeout= 1;
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--error ER_LOCK_WAIT_TIMEOUT
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SELECT * FROM t2;
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--error ER_LOCK_WAIT_TIMEOUT
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SELECT * FROM t4;
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SET @@lock_wait_timeout= @old_lock_wait_timeout;
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--echo # But not for auxiliary name.
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--error ER_NO_SUCH_TABLE
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SELECT * FROM t0;
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connection default;
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UNLOCK TABLES;
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--echo #
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--echo # 3.5) RENAME TABLES which renames same table several times.
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LOCK TABLE t2 WRITE;
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RENAME TABLES t2 TO t1, t1 TO t3, t3 TO t5;
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--echo # Table is available under new name under LOCK TABLES.
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SELECT * FROM t5;
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--echo # But not under other names.
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--error ER_TABLE_NOT_LOCKED
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SELECT * FROM t1;
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--error ER_TABLE_NOT_LOCKED
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SELECT * FROM t2;
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--error ER_TABLE_NOT_LOCKED
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SELECT * FROM t3;
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connection con1;
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--echo # Access by new name from other connections should be blocked.
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SET @@lock_wait_timeout= 1;
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--error ER_LOCK_WAIT_TIMEOUT
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SELECT * FROM t5;
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SET @@lock_wait_timeout= @old_lock_wait_timeout;
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--echo # But not for other names
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--error ER_NO_SUCH_TABLE
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SELECT * FROM t1;
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--error ER_NO_SUCH_TABLE
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SELECT * FROM t2;
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--error ER_NO_SUCH_TABLE
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SELECT * FROM t3;
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connection default;
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UNLOCK TABLES;
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--echo #
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--echo # 3.6) RENAME TABLES which renames 2 tables while additional
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--echo # table is locked.
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CREATE TABLE t6(k INT);
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LOCK TABLES t4 WRITE, t5 WRITE, t6 WRITE;
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RENAME TABLES t4 TO t1, t5 TO t2;
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--echo # Renamed tables are available under new names.
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SELECT * FROM t1;
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SELECT * FROM t2;
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--echo # But not under other names.
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--error ER_TABLE_NOT_LOCKED
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SELECT * FROM t4;
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--error ER_TABLE_NOT_LOCKED
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SELECT * FROM t5;
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--echo # Untouched table is still available.
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SELECT * FROM t6;
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connection con1;
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--echo # Access by new name from other connections should be blocked.
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SET @@lock_wait_timeout= 1;
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--error ER_LOCK_WAIT_TIMEOUT
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SELECT * FROM t1;
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--error ER_LOCK_WAIT_TIMEOUT
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SELECT * FROM t2;
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--echo # And access to untouched table too.
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--error ER_LOCK_WAIT_TIMEOUT
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SELECT * FROM t6;
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SET @@lock_wait_timeout= @old_lock_wait_timeout;
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--echo # Old names should not be locked.
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--error ER_NO_SUCH_TABLE
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SELECT * FROM t4;
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--error ER_NO_SUCH_TABLE
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SELECT * FROM t5;
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connection default;
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UNLOCK TABLES;
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DROP TABLES t1, t2, t6;
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--echo #
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--echo # 4) Effects of failed RENAME TABLES on set of locked tables and
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--echo # metadata locks held.
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--echo #
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--echo # 4.1) Atomic RENAME TABLES which fails at late stage should be
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--echo # fully rolled back.
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CREATE TABLE t1 (i INT) ENGINE=InnoDB;
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CREATE TABLE t2 (j INT) ENGINE=InnoDB;
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CREATE TABLE t3 (k INT) ENGINE=InnoDB;
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CREATE TABLE t4 (l INT) ENGINE=InnoDB;
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LOCK TABLES t1 WRITE, t2 WRITE, t3 WRITE;
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--error ER_TABLE_EXISTS_ERROR
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RENAME TABLES t1 TO t0, t2 TO t4;
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--echo # Tables are available under old names.
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SELECT * FROM t1;
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SELECT * FROM t2;
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--echo # Including untouched table.
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SELECT * FROM t3;
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--echo # And not under new names.
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--error ER_TABLE_NOT_LOCKED
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SELECT * FROM t0;
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--error ER_TABLE_NOT_LOCKED
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SELECT * FROM t4;
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connection con1;
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--echo # Access by old names from other connections should be blocked.
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SET @@lock_wait_timeout= 1;
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--error ER_LOCK_WAIT_TIMEOUT
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SELECT * FROM t1;
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--error ER_LOCK_WAIT_TIMEOUT
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SELECT * FROM t2;
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--echo # And access to untouched table too.
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--error ER_LOCK_WAIT_TIMEOUT
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SELECT * FROM t3;
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SET @@lock_wait_timeout= @old_lock_wait_timeout;
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--echo # New names should not be locked.
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--error ER_NO_SUCH_TABLE
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SELECT * FROM t0;
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SELECT * FROM t4;
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connection default;
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UNLOCK TABLES;
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DROP TABLES t1, t2, t3, t4;
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--echo #
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--echo # 4.3) Non-atomic RENAME TABLES which fails at late stage and
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--echo # is NOT fully reverted.
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--echo #
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--echo # This part of test resides in rename_debug.test.
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--echo #
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--echo # 5) RENAME TABLES under LOCK TABLES and views.
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--echo #
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--echo # 5.1) Requirements on locking is similar to tables.
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CREATE TABLE t1 (i INT);
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CREATE TABLE t2 (j INT);
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CREATE VIEW v1 AS SELECT * FROM t1;
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CREATE VIEW v2 AS SELECT * FROM t2;
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LOCK TABLES t1 WRITE;
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--error ER_TABLE_NOT_LOCKED
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RENAME TABLE v1 TO v2;
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UNLOCK TABLES;
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LOCK TABLES v1 READ;
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--error ER_TABLE_NOT_LOCKED_FOR_WRITE
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RENAME TABLE v1 TO v2;
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UNLOCK TABLES;
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--echo #
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--echo # Coverage for target name resides in rename_debug.test.
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--echo #
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--echo # 5.2) Effects of RENAME TABLE on a view on the
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--echo # set of locked tables and metadata locks.
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LOCK TABLES v1 WRITE;
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RENAME TABLE v1 TO v3;
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--echo # View is available under new name under LOCK TABLES.
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INSERT INTO v3 VALUES (1);
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--echo # And not under old name.
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--error ER_TABLE_NOT_LOCKED
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SELECT * FROM v1;
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connection con1;
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--echo # Access by new name from other connections should be blocked.
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SET @@lock_wait_timeout= 1;
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--error ER_LOCK_WAIT_TIMEOUT
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SELECT * FROM v3;
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SET @@lock_wait_timeout= @old_lock_wait_timeout;
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--echo # But not for old table name.
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--error ER_NO_SUCH_TABLE
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SELECT * FROM v1;
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connection default;
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UNLOCK TABLES;
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--echo #
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--echo # A bit more complex RENAME TABLE which swaps two views.
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LOCK TABLES v2 WRITE, v3 WRITE;
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RENAME TABLE v2 TO v0, v3 TO v2, v0 TO v3;
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--echo # Views are available under new name under LOCK TABLES.
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SELECT * FROM v2;
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SELECT * FROM v3;
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connection con1;
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--echo # Access by new names from other connections should be blocked.
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SET @@lock_wait_timeout= 1;
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--error ER_LOCK_WAIT_TIMEOUT
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SELECT * FROM v2;
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--error ER_LOCK_WAIT_TIMEOUT
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SELECT * FROM v3;
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SET @@lock_wait_timeout= @old_lock_wait_timeout;
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--echo # But not for auxiliary name.
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--error ER_NO_SUCH_TABLE
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SELECT * FROM v0;
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connection default;
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UNLOCK TABLES;
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DROP VIEW v2;
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DROP VIEW v3;
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DROP TABLES t1, t2;
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--echo #
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--echo # 6) RENAME TABLES under LOCK TABLES and foreign keys.
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--echo #
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--echo # 6.1) Renaming of child table updates parent definition.
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CREATE TABLE t1 (pk INT PRIMARY KEY);
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INSERT INTO t1 VALUES (1);
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CREATE TABLE t2 (fk INT, FOREIGN KEY (fk) REFERENCES t1 (pk));
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INSERT INTO t2 VALUES (1);
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CREATE TABLE t3 (fk INT);
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CREATE TABLE t4 (pk INT NOT NULL, UNIQUE(pk));
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INSERT INTO t4 VALUES (2);
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LOCK TABLES t1 WRITE, t2 WRITE, t3 WRITE, t4 WRITE;
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RENAME TABLES t2 TO t0, t3 TO t2, t0 TO t3;
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--echo # The above RENAME TABLES should have updated parent definition
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--echo # so below DELETE goes to new 't3' (old 't2') when checking if
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--echo # rows can be deleted.
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--error ER_ROW_IS_REFERENCED_2
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DELETE FROM t1;
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--echo #
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--echo # 6.2) Renaming of parent table updates parent definition as well.
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RENAME TABLE t1 TO t0, t4 TO t1, t0 TO t4;
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--echo # The above RENAME TABLES should have updated child definition
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--echo # so below INSERT goes to new 't4' (old 't1') when checking if
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--echo # row can be inserted.
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--error ER_NO_REFERENCED_ROW_2
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INSERT INTO t3 VALUES (2);
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SHOW CREATE TABLE t3;
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--echo # Parent key name still should be PRIMARY.
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SELECT unique_constraint_name FROM information_schema.referential_constraints WHERE table_name = 't3';
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UNLOCK TABLES;
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--echo #
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--echo # 6.3) RENAME TABLES which adds parent to orphan FK updates
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--echo # child definition.
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--echo # Make FK on t3 orphan.
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SET foreign_key_checks = 0;
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DROP TABLES t1, t2, t4;
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SET foreign_key_checks = 1;
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CREATE TABLE t1 (pk INT NOT NULL, UNIQUE(pk));
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INSERT INTO t1 VALUES (1), (2);
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LOCK TABLES t1 WRITE, t3 WRITE;
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--echo # Add parent for orphan FK.
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RENAME TABLE t1 TO t4;
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--echo # Child definition should be updated to reflect new parent.
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INSERT INTO t3 VALUES (2);
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--error ER_NO_REFERENCED_ROW_2
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INSERT INTO t3 VALUES (3);
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--echo # Parent key name should be 'pk'.
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SELECT unique_constraint_name FROM information_schema.referential_constraints WHERE table_name = 't3';
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--echo # Parent definition should be aware of new child as well.
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--error ER_ROW_IS_REFERENCED_2
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DELETE FROM t4;
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UNLOCK TABLES;
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DROP TABLE t3, t4;
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--echo # Clean-up.
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|
connection con1;
|
|
disconnect con1;
|
|
--source include/wait_until_disconnected.inc
|
|
connection default;
|
|
--disable_connect_log
|
|
|