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DROP TABLE IF EXISTS t1;
SET GLOBAL innodb_file_per_table = 1;
SELECT @@innodb_file_per_table;
@@innodb_file_per_table
1
CREATE DATABASE testdb_wl5522;
CREATE TABLE testdb_wl5522.t1(col1 bit(1) , col2 boolean,col3 tinyint , col4 smallint , col5 mediumint ,col6 int , col7 bigint , col8 float (14,3) ,col9 double (14,3), col10 VARCHAR(20) CHARACTER SET utf8 , col11 TEXT CHARACTER SET binary , col12 ENUM('a','b','c') CHARACTER SET binary ,col13 TEXT CHARACTER SET latin1 COLLATE latin1_general_cs ,col14 CHAR(20) , col15 VARBINARY (400) , col16 BINARY(40), col17 BLOB (400) , col18 int not null primary key,col19 DATE ,col20 DATETIME , col21 TIMESTAMP ,col22 TIME , col23 YEAR ) ENGINE = Innodb;
CREATE INDEX idx1 ON testdb_wl5522.t1(col18);
CREATE INDEX prefix_idx ON testdb_wl5522.t1(col14 (10));
CREATE UNIQUE INDEX idx2 ON testdb_wl5522.t1(col12);
CREATE UNIQUE INDEX idx3 ON testdb_wl5522.t1(col8);
INSERT INTO testdb_wl5522.t1 VALUES (1,1,-128,32767,-8388608,2147483647,-9223372036854775808, 92233720368.222,-92233720368.222,'aaa', 'aaaaaaaaaa','b','bbbbb','ccccc',REPEAT('d',40),REPEAT('d',40),REPEAT('d',40), 1,'1000-01-01','3000-12-31 23:59:59.99','1990-01-01 00:00:01.00','01:59:59.00','1901');
INSERT INTO testdb_wl5522.t1 VALUES (NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,3,NULL,NULL,NULL,NULL,NULL);
INSERT INTO testdb_wl5522.t1 VALUES (NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL);
ERROR 23000: Column 'col18' cannot be null
INSERT INTO testdb_wl5522.t1 VALUES (NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,1,NULL,NULL,NULL,NULL,NULL);
ERROR 23000: Duplicate entry '1' for key 'PRIMARY'
FLUSH TABLES testdb_wl5522.t1 WITH READ LOCK;
SELECT COUNT(*) FROM testdb_wl5522.t1;
COUNT(*)
2
backup: t1
UNLOCK TABLES;
DROP TABLE testdb_wl5522.t1;
CREATE TABLE testdb_wl5522.t1(col1 bit(1) , col2 boolean,col3 tinyint , col4 smallint , col5 mediumint ,col6 int , col7 bigint , col8 float (14,3) ,col9 double (14,3), col10 VARCHAR(20) CHARACTER SET utf8 , col11 TEXT CHARACTER SET binary , col12 ENUM('a','b','c') CHARACTER SET binary ,col13 TEXT CHARACTER SET latin1 COLLATE latin1_general_cs ,col14 CHAR(20) , col15 VARBINARY (400) , col16 BINARY(40), col17 BLOB (400) , col18 int not null primary key,col19 DATE ,col20 DATETIME , col21 TIMESTAMP ,col22 TIME , col23 YEAR ) ENGINE = Innodb;
CREATE INDEX idx1 ON testdb_wl5522.t1(col18);
CREATE INDEX prefix_idx ON testdb_wl5522.t1(col14 (10));
CREATE UNIQUE INDEX idx2 ON testdb_wl5522.t1(col12);
CREATE UNIQUE INDEX idx3 ON testdb_wl5522.t1(col8);
ALTER TABLE testdb_wl5522.t1 DISCARD TABLESPACE;
restore: t1 .ibd and .cfg files
ALTER TABLE testdb_wl5522.t1 IMPORT TABLESPACE;
CHECK TABLE testdb_wl5522.t1;
Table Op Msg_type Msg_text
testdb_wl5522.t1 check status OK
SELECT COUNT(*) FROM testdb_wl5522.t1;
COUNT(*)
2
DROP TABLE testdb_wl5522.t1;
DROP DATABASE testdb_wl5522;
SET GLOBAL INNODB_FILE_FORMAT=Barracuda;
Warnings:
Warning 131 Using innodb_file_format is deprecated and the parameter may be removed in future releases. See http://dev.mysql.com/doc/refman/5.7/en/innodb-file-format.html
SET GLOBAL INNODB_FILE_PER_TABLE=1;
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