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;