DROP TABLE IF EXISTS t1;
SET GLOBAL innodb_file_per_table = 1;
SELECT @@innodb_file_per_table;
@@innodb_file_per_table
1
SET GLOBAL innodb_file_format = `Barracuda`;
SELECT @@innodb_file_format;
@@innodb_file_format
Barracuda
SET SESSION innodb_strict_mode=1;
SELECT @@SESSION.innodb_strict_mode;
@@SESSION.innodb_strict_mode
1
CREATE TABLE t1
(a INT AUTO_INCREMENT PRIMARY KEY,
b char(22),
c varchar(255),
KEY (b))
ENGINE = InnoDB ROW_FORMAT=COMPRESSED ;
insert into t1 (b, c) values ('Apa', 'Filler........'),
('Banan', 'Filler........'), ('Cavalry', '..asdasdfaeraf'),
('Devotion', 'asdfuihknaskdf'), ('Evolution', 'lsjndofiabsoibeg');
INSERT INTO t1 (b, c) SELECT b,c FROM t1 ORDER BY a;
INSERT INTO t1 (b, c) SELECT b,c FROM t1 ORDER BY a;
INSERT INTO t1 (b, c) SELECT b,c FROM t1 ORDER BY a;
INSERT INTO t1 (b, c) SELECT b,c FROM t1 ORDER BY a;
INSERT INTO t1 (b, c) SELECT b,c FROM t1 ORDER BY a;
INSERT INTO t1 (b, c) SELECT b,c FROM t1 ORDER BY a;
INSERT INTO t1 (b, c) SELECT b,c FROM t1 ORDER BY a;
SELECT COUNT(*) FROM t1;
COUNT(*)
640
SELECT * FROM t1 ORDER BY b,a DESC LIMIT 3;
a	b	c
819	Apa	Filler........
814	Apa	Filler........
809	Apa	Filler........
SELECT * FROM t1 ORDER BY a DESC LIMIT 3;
a	b	c
823	Evolution	lsjndofiabsoibeg
822	Devotion	asdfuihknaskdf
821	Cavalry	..asdasdfaeraf
t1.frm
t1.ibd
# Restarting server
# Done restarting server
FLUSH TABLE t1 FOR EXPORT;
# List before copying files
t1.cfg
t1.frm
t1.ibd
UNLOCK TABLES;
INSERT INTO t1 (b, c) SELECT b,c FROM t1 ORDER BY a;
SELECT COUNT(*) FROM t1;
COUNT(*)
1280
SELECT * FROM t1 ORDER BY b,a DESC LIMIT 3;
a	b	c
1459	Apa	Filler........
1454	Apa	Filler........
1449	Apa	Filler........
SELECT * FROM t1 ORDER BY a DESC LIMIT 3;
a	b	c
1463	Evolution	lsjndofiabsoibeg
1462	Devotion	asdfuihknaskdf
1461	Cavalry	..asdasdfaeraf
# Restarting server
# Done restarting server
# List before t1 DISCARD
t1.frm
t1.ibd
ALTER TABLE t1 DISCARD TABLESPACE;
# List after t1 DISCARD
t1.frm
ALTER TABLE t1 IMPORT TABLESPACE;
ALTER TABLE t1 ENGINE InnoDB;
Warnings:
Warning	1478	InnoDB: ROW_FORMAT=COMPRESSED requires innodb_file_format > Antelope.
Warning	1478	InnoDB: assuming ROW_FORMAT=COMPACT.
SELECT COUNT(*) FROM t1;
COUNT(*)
640
SELECT * FROM t1 ORDER BY b,a DESC LIMIT 3;
a	b	c
819	Apa	Filler........
814	Apa	Filler........
809	Apa	Filler........
SELECT * FROM t1 ORDER BY a DESC LIMIT 3;
a	b	c
823	Evolution	lsjndofiabsoibeg
822	Devotion	asdfuihknaskdf
821	Cavalry	..asdasdfaeraf
t1.cfg
t1.frm
t1.ibd
SELECT COUNT(*) FROM t1;
COUNT(*)
640
SELECT * FROM t1 ORDER BY b,a DESC LIMIT 3;
a	b	c
819	Apa	Filler........
814	Apa	Filler........
809	Apa	Filler........
SELECT * FROM t1 ORDER BY a DESC LIMIT 3;
a	b	c
823	Evolution	lsjndofiabsoibeg
822	Devotion	asdfuihknaskdf
821	Cavalry	..asdasdfaeraf
DROP TABLE t1;
SET GLOBAL innodb_file_per_table = 1;
SELECT @@innodb_file_per_table;
@@innodb_file_per_table
1
SET GLOBAL innodb_file_format = `Barracuda`;
SELECT @@innodb_file_format;
@@innodb_file_format
Barracuda
SET SESSION innodb_strict_mode=1;
SELECT @@SESSION.innodb_strict_mode;
@@SESSION.innodb_strict_mode
1
CREATE TABLE t1(
c1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
c2 INT) ENGINE=InnoDB  ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=1;
INSERT INTO t1(c2) VALUES(1);
ALTER TABLE t1 IMPORT TABLESPACE;
ERROR HY000: Tablespace for table 't1' exists. Please DISCARD the tablespace before IMPORT.
SELECT * FROM t1;
c1	c2
1	1
DROP TABLE t1;
CREATE TABLE t1(
c1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
c2 INT) ENGINE=InnoDB  ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=2;
INSERT INTO t1(c2) VALUES(1);
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
t1.frm
t1.ibd
FLUSH TABLES t1 FOR EXPORT;
SELECT COUNT(*) FROM t1;
COUNT(*)
16
backup: t1
t1.cfg
t1.frm
t1.ibd
UNLOCK TABLES;
DROP TABLE t1;
CREATE TABLE t1(
c1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
c2 INT) ENGINE=InnoDB  ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=2;
ALTER TABLE t1 DISCARD TABLESPACE;
SELECT * FROM t1;
ERROR HY000: Tablespace has been discarded for table 't1'
restore: t1 .ibd and .cfg files
t1.cfg
t1.frm
t1.ibd
ALTER TABLE t1 IMPORT TABLESPACE;
CHECK TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
SELECT COUNT(*) FROM t1;
COUNT(*)
16
DROP TABLE t1;
CREATE TABLE t1(
c1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
c2 INT) ENGINE=InnoDB  ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=4;
INSERT INTO t1(c2) VALUES(1);
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
t1.frm
t1.ibd
FLUSH TABLES t1 FOR EXPORT;
SELECT COUNT(*) FROM t1;
COUNT(*)
16
backup: t1
t1.cfg
t1.frm
t1.ibd
UNLOCK TABLES;
t1.frm
t1.ibd
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
DROP TABLE t1;
CREATE TABLE t1(
c1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
c2 INT) ENGINE=InnoDB  ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=4;
ALTER TABLE t1 DISCARD TABLESPACE;
SELECT * FROM t1;
ERROR HY000: Tablespace has been discarded for table 't1'
restore: t1 .ibd and .cfg files
t1.cfg
t1.frm
t1.ibd
ALTER TABLE t1 IMPORT TABLESPACE;
CHECK TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
SELECT COUNT(*) FROM t1;
COUNT(*)
16
DROP TABLE t1;
CREATE TABLE t1(
c1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
c2 INT, INDEX(c2)) ENGINE=InnoDB  
ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=8;
INSERT INTO t1(c2) VALUES(1);
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
FLUSH TABLES t1 FOR EXPORT;
SELECT COUNT(*) FROM t1 WHERE c2 = 1;
COUNT(*)
16
backup: t1
t1.cfg
t1.frm
t1.ibd
UNLOCK TABLES;
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
DROP TABLE t1;
CREATE TABLE t1(
c1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
c2 INT, INDEX(c2)) ENGINE=InnoDB 
ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=8;
ALTER TABLE t1 DISCARD TABLESPACE;
SELECT * FROM t1;
ERROR HY000: Tablespace has been discarded for table 't1'
restore: t1 .ibd and .cfg files
ALTER TABLE t1 IMPORT TABLESPACE;
CHECK TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
SELECT COUNT(*) FROM t1 WHERE c2 = 1;
COUNT(*)
16
DROP TABLE t1;
CREATE TABLE t1(
c1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
c2 INT, INDEX idx(c2)) ENGINE=InnoDB
ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=16;
INSERT INTO t1(c2) VALUES(1);
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
FLUSH TABLES t1 FOR EXPORT;
SELECT COUNT(*) FROM t1 WHERE c2 = 1;
COUNT(*)
16
backup: t1
UNLOCK TABLES;
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
DROP TABLE t1;
CREATE TABLE t1(
c1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
c2 INT, INDEX x(c2)) ENGINE=InnoDB
ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=16;
ALTER TABLE t1 DISCARD TABLESPACE;
SELECT * FROM t1;
ERROR HY000: Tablespace has been discarded for table 't1'
restore: t1 .ibd and .cfg files
ALTER TABLE t1 IMPORT TABLESPACE;
ERROR HY000: Schema mismatch (Index x not found in tablespace meta-data file.)
ALTER TABLE t1 DROP INDEX x;
Warnings:
Warning	1814	Tablespace has been discarded for table 't1'
ALTER TABLE t1 ADD INDEX idx(c2);
Warnings:
Warning	1814	Tablespace has been discarded for table 't1'
restore: t1 .ibd and .cfg files
ALTER TABLE t1 IMPORT TABLESPACE;
CHECK TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
SELECT * FROM t1;
c1	c2
1	1
2	1
3	1
4	1
6	1
7	1
8	1
9	1
13	1
14	1
15	1
16	1
17	1
18	1
19	1
20	1
unlink: t1.cfg
DROP TABLE t1;
SET GLOBAL innodb_file_per_table = 0;
CREATE TABLE t1(
c1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
c2 INT) ENGINE=InnoDB;
INSERT INTO t1(c2) VALUES(1);
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
SELECT COUNT(*) FROM t1;
COUNT(*)
16
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `c1` int(11) NOT NULL AUTO_INCREMENT,
  `c2` int(11) DEFAULT NULL,
  PRIMARY KEY (`c1`)
) ENGINE=InnoDB AUTO_INCREMENT=28 DEFAULT CHARSET=latin1
FLUSH TABLES t1 FOR EXPORT;
Warnings:
Warning	1809	Table '"test"."t1"' in system tablespace
UNLOCK TABLES;
DROP TABLE t1;
SET GLOBAL innodb_file_per_table = 1;
CREATE TABLE t1(
c1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
c2 INT, INDEX idx(c2)) ENGINE=InnoDB
ROW_FORMAT=COMPRESSED;
INSERT INTO t1(c2) VALUES(1);
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
INSERT INTO t1(c2) SELECT c2 FROM t1;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `c1` int(11) NOT NULL AUTO_INCREMENT,
  `c2` int(11) DEFAULT NULL,
  PRIMARY KEY (`c1`),
  KEY `idx` (`c2`)
) ENGINE=InnoDB AUTO_INCREMENT=59 DEFAULT CHARSET=latin1 ROW_FORMAT=COMPRESSED
SELECT * FROM t1;
c1	c2
1	1
2	1
3	1
4	1
6	1
7	1
8	1
9	1
13	1
14	1
15	1
16	1
17	1
18	1
19	1
20	1
28	1
29	1
30	1
31	1
32	1
33	1
34	1
35	1
36	1
37	1
38	1
39	1
40	1
41	1
42	1
43	1
FLUSH TABLES t1 FOR EXPORT;
backup: t1
UNLOCK TABLES;
DROP TABLE t1;
CREATE TABLE t1(
c1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
c2 INT) ENGINE=InnoDB
ROW_FORMAT=COMPRESSED;
ALTER TABLE t1 DISCARD TABLESPACE;
SELECT * FROM t1;
ERROR HY000: Tablespace has been discarded for table 't1'
restore: t1 .ibd and .cfg files
ALTER TABLE t1 IMPORT TABLESPACE;
ERROR HY000: Schema mismatch (Number of indexes don't match, table has 1 indexes but the tablespace meta-data file has 2 indexes)
unlink: t1.ibd
unlink: t1.cfg
DROP TABLE t1;
CREATE TABLE t1(
c1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
c2 INT,
c3 INT, INDEX idx(c2)) ENGINE=InnoDB
ROW_FORMAT=COMPRESSED;
ALTER TABLE t1 DISCARD TABLESPACE;
SELECT * FROM t1;
ERROR HY000: Tablespace has been discarded for table 't1'
restore: t1 .ibd and .cfg files
ALTER TABLE t1 IMPORT TABLESPACE;
ERROR HY000: Schema mismatch (Number of columns don't match, table has 6 columns but the tablespace meta-data file has 5 columns)
unlink: t1.ibd
unlink: t1.cfg
DROP TABLE t1;
CREATE TABLE t1(
c1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
c2 BIGINT, INDEX idx(c2)) ENGINE=InnoDB
ROW_FORMAT=COMPRESSED;
ALTER TABLE t1 DISCARD TABLESPACE;
SELECT * FROM t1;
ERROR HY000: Tablespace has been discarded for table 't1'
restore: t1 .ibd and .cfg files
ALTER TABLE t1 IMPORT TABLESPACE;
ERROR HY000: Schema mismatch (Column c2 precise type mismatch.)
unlink: t1.ibd
unlink: t1.cfg
DROP TABLE t1;
CREATE TABLE t1(
c1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
c2 INT, INDEX idx(c2)) ENGINE=InnoDB
ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=4;
ALTER TABLE t1 DISCARD TABLESPACE;
SELECT * FROM t1;
ERROR HY000: Tablespace has been discarded for table 't1'
restore: t1 .ibd and .cfg files
ALTER TABLE t1 IMPORT TABLESPACE;
ERROR HY000: Schema mismatch 
unlink: t1.ibd
unlink: t1.cfg
DROP TABLE t1;
CREATE TABLE t1(
c1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
c2 INT, INDEX idx(c2)) ENGINE=InnoDB
ROW_FORMAT=COMPRESSED;
ALTER TABLE t1 DISCARD TABLESPACE;
SELECT * FROM t1;
ERROR HY000: Tablespace has been discarded for table 't1'
restore: t1 .ibd and .cfg files
ALTER TABLE t1 IMPORT TABLESPACE;
CHECK TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
unlink: t1.cfg
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `c1` int(11) NOT NULL AUTO_INCREMENT,
  `c2` int(11) DEFAULT NULL,
  PRIMARY KEY (`c1`),
  KEY `idx` (`c2`)
) ENGINE=InnoDB AUTO_INCREMENT=44 DEFAULT CHARSET=latin1 ROW_FORMAT=COMPRESSED
SELECT * FROM t1;
c1	c2
1	1
2	1
3	1
4	1
6	1
7	1
8	1
9	1
13	1
14	1
15	1
16	1
17	1
18	1
19	1
20	1
28	1
29	1
30	1
31	1
32	1
33	1
34	1
35	1
36	1
37	1
38	1
39	1
40	1
41	1
42	1
43	1
DROP TABLE t1;
call mtr.add_suppression("Got error -1 when reading table '.*'");
call mtr.add_suppression("InnoDB: Error: tablespace id and flags in file '.*'.*");
call mtr.add_suppression("InnoDB: The table .* doesn't have a corresponding tablespace, it was discarded");
SET GLOBAL INNODB_FILE_FORMAT=Antelope;
SET GLOBAL INNODB_FILE_PER_TABLE=1;
SET SESSION innodb_strict_mode=0;