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| Current File : //home/usr.opt/mysql57/mysql-test/suite/innodb/r/alter_rename_existing.result |
#
# Show what happens during ALTER TABLE when an existing file
# exists in the target location.
#
# Bug #19218794: IF TABLESPACE EXISTS, CAN'T CREATE TABLE,
# BUT CAN ALTER ENGINE=INNODB
#
CREATE TABLE t1 (a SERIAL, b CHAR(10)) ENGINE=Memory;
INSERT INTO t1(b) VALUES('one'), ('two'), ('three');
#
# Create a file called MYSQLD_DATADIR/test/t1.ibd
# Directory listing of test/*.ibd
#
t1.ibd
ALTER TABLE t1 ENGINE = InnoDB;
ERROR HY000: Error on rename of 'OLD_FILE_NAME' to 'NEW_FILE_NAME' (errno: 184 - Tablespace already exists)
#
# Move the file to InnoDB as t2
#
ALTER TABLE t1 RENAME TO t2, ENGINE = INNODB;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`a` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
`b` char(10) DEFAULT NULL,
UNIQUE KEY `a` (`a`)
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=latin1
SELECT * from t2;
a b
1 one
2 two
3 three
ALTER TABLE t2 RENAME TO t1;
ERROR HY000: Error on rename of 'OLD_FILE_NAME' to 'NEW_FILE_NAME' (errno: 184 - Tablespace already exists)
#
# Create another t1, but in the system tablespace.
#
SET GLOBAL innodb_file_per_table=OFF;
CREATE TABLE t1 (a SERIAL, b CHAR(20)) ENGINE=InnoDB;
INSERT INTO t1(b) VALUES('one'), ('two'), ('three');
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
`b` char(20) DEFAULT NULL,
UNIQUE KEY `a` (`a`)
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=latin1
SELECT name, space_type FROM information_schema.innodb_sys_tables WHERE name = 'test/t1';
name space_type
test/t1 System
#
# ALTER TABLE from system tablespace to system tablespace
#
ALTER TABLE t1 ADD COLUMN c INT, ALGORITHM=INPLACE;
ALTER TABLE t1 ADD COLUMN d INT, ALGORITHM=COPY;
#
# Try to move t1 from the system tablespace to a file-per-table
# while a blocking t1.ibd file exists.
#
SET GLOBAL innodb_file_per_table=ON;
ALTER TABLE t1 ADD COLUMN e1 INT, ALGORITHM=INPLACE;
ERROR HY000: Tablespace 'test/t1' exists.
ALTER TABLE t1 ADD COLUMN e2 INT, ALGORITHM=COPY;
ERROR HY000: Error on rename of 'OLD_FILE_NAME' to 'NEW_FILE_NAME' (errno: 184 - Tablespace already exists)
SET GLOBAL innodb_file_per_table=OFF;
ALTER TABLE t1 TABLESPACE=innodb_file_per_table, ALGORITHM=INPLACE;
ERROR HY000: Tablespace 'test/t1' exists.
ALTER TABLE t1 TABLESPACE=innodb_file_per_table, ALGORITHM=COPY;
ERROR HY000: Error on rename of 'OLD_FILE_NAME' to 'NEW_FILE_NAME' (errno: 184 - Tablespace already exists)
#
# ALTER TABLE from system tablespace to general tablespace
#
CREATE TABLESPACE s1 ADD DATAFILE 's1.ibd';
ALTER TABLE t1 TABLESPACE s1;
#
# Try to move t1 from a general tablespace to a file-per-table
# while a blocking t1.ibd file exists.
#
ALTER TABLE t1 TABLESPACE=innodb_file_per_table, ALGORITHM=INPLACE;
ERROR HY000: Tablespace 'test/t1' exists.
ALTER TABLE t1 TABLESPACE=innodb_file_per_table, ALGORITHM=COPY;
ERROR HY000: Error on rename of 'OLD_FILE_NAME' to 'NEW_FILE_NAME' (errno: 184 - Tablespace already exists)
#
# Delete the blocking file called MYSQLD_DATADIR/test/t1.ibd
# Move t1 to file-per-table using ALGORITHM=INPLACE with no blocking t1.ibd.
#
SET GLOBAL innodb_file_per_table=ON;
ALTER TABLE t1 ADD COLUMN e INT, ALGORITHM=INPLACE;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
`b` char(20) DEFAULT NULL,
`c` int(11) DEFAULT NULL,
`d` int(11) DEFAULT NULL,
`e` int(11) DEFAULT NULL,
UNIQUE KEY `a` (`a`)
) /*!50100 TABLESPACE `s1` */ ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=latin1
SELECT name, space_type FROM information_schema.innodb_sys_tables WHERE name = 'test/t1';
name space_type
test/t1 General
SET GLOBAL innodb_file_per_table=OFF;
#
# Move t1 back to the system tablespace using ALGORITHM=INPLACE.
#
ALTER TABLE t1 TABLESPACE=innodb_system, ALGORITHM=INPLACE;
SELECT name, space_type FROM information_schema.innodb_sys_tables WHERE name = 'test/t1';
name space_type
test/t1 System
#
# Move t1 to a general tablespace using ALGORITHM=INPLACE.
#
ALTER TABLE t1 TABLESPACE=s1, ALGORITHM=INPLACE;
SELECT name, space_type FROM information_schema.innodb_sys_tables WHERE name = 'test/t1';
name space_type
test/t1 General
#
# Move t1 to a file-per-table tablespace using ALGORITHM=INPLACE.
#
ALTER TABLE t1 TABLESPACE=innodb_file_per_table, ALGORITHM=INPLACE;
SELECT name, space_type FROM information_schema.innodb_sys_tables WHERE name = 'test/t1';
name space_type
test/t1 Single
#
# Move t1 to a general tablespace using ALGORITHM=COPY.
#
ALTER TABLE t1 TABLESPACE=s1, ALGORITHM=COPY;
SELECT name, space_type FROM information_schema.innodb_sys_tables WHERE name = 'test/t1';
name space_type
test/t1 General
#
# Move t1 back to the system tablespace using ALGORITHM=COPY.
#
ALTER TABLE t1 TABLESPACE=innodb_system, ALGORITHM=COPY;
SELECT name, space_type FROM information_schema.innodb_sys_tables WHERE name = 'test/t1';
name space_type
test/t1 System
#
# Move t1 to a file-per-table tablespace using ALGORITHM=COPY.
#
ALTER TABLE t1 TABLESPACE=innodb_file_per_table, ALGORITHM=COPY;
SELECT name, space_type FROM information_schema.innodb_sys_tables WHERE name = 'test/t1';
name space_type
test/t1 Single
DROP TABLE t1;
#
# Rename t2.ibd to t1.ibd.
#
ALTER TABLE t2 RENAME TO t1;
SELECT name, space_type FROM information_schema.innodb_sys_tables WHERE name = 'test/t1';
name space_type
test/t1 Single
SELECT * from t1;
a b
1 one
2 two
3 three
DROP TABLE t1;
DROP TABLESPACE s1;