--disable_warnings drop table if exists `T1`; drop table if exists `T2`; drop table if exists `T3`; drop table if exists `T4`; drop table if exists `T5`; drop table if exists `T6`; drop table if exists `T7`; drop table if exists `T8`; drop table if exists `T9`; drop table if exists `T10`; drop table if exists `T11`; drop table if exists `T12`; --enable_warnings # # Test LEFT() function with Japanese character in utf8 encoding # SET NAMES utf8; SET character_set_database = utf8; CREATE TABLE `T1` (`C1` char(5), INDEX(`C1`)) DEFAULT CHARSET = utf8 engine = innodb; CREATE TABLE `T2` (`C1` char(5), INDEX(`C1`)) DEFAULT CHARSET = utf8 engine = innodb; CREATE TABLE `T3` (`C1` char(5), INDEX(`C1`)) DEFAULT CHARSET = utf8 engine = innodb; CREATE TABLE `T4` (`C1` char(5), INDEX(`C1`)) DEFAULT CHARSET = utf8 engine = myisam; CREATE TABLE `T5` (`C1` char(5), INDEX(`C1`)) DEFAULT CHARSET = utf8 engine = myisam; CREATE TABLE `T6` (`C1` char(5), INDEX(`C1`)) DEFAULT CHARSET = utf8 engine = myisam; CREATE TABLE `T7` (`C1` char(5), INDEX(`C1`)) DEFAULT CHARSET = utf8 engine = heap; CREATE TABLE `T8` (`C1` char(5), INDEX(`C1`)) DEFAULT CHARSET = utf8 engine = heap; CREATE TABLE `T9` (`C1` char(5), INDEX(`C1`)) DEFAULT CHARSET = utf8 engine = heap; CREATE TABLE `T10` (`C1` char(5), INDEX(`C1`)) DEFAULT CHARSET = utf8 engine = bdb; CREATE TABLE `T11` (`C1` char(5), INDEX(`C1`)) DEFAULT CHARSET = utf8 engine = bdb; CREATE TABLE `T12` (`C1` char(5), INDEX(`C1`)) DEFAULT CHARSET = utf8 engine = bdb; INSERT INTO `T1` VALUES ('アイウエオ'),('アイウエ'),('アイウ'),('アイ'),('ア'),(''); INSERT INTO `T2` VALUES ('あいうえお'),('あいうえ'),('あいう'),('あい'),('あ'),(''); INSERT INTO `T3` VALUES ('龔龖龗龞龡'),('龔龖龗龞'),('龔龖龗'),('龔龖'),('龔'),(''); INSERT INTO `T4` VALUES ('アイウエオ'),('アイウエ'),('アイウ'),('アイ'),('ア'),(''); INSERT INTO `T5` VALUES ('あいうえお'),('あいうえ'),('あいう'),('あい'),('あ'),(''); INSERT INTO `T6` VALUES ('龔龖龗龞龡'),('龔龖龗龞'),('龔龖龗'),('龔龖'),('龔'),(''); INSERT INTO `T7` VALUES ('アイウエオ'),('アイウエ'),('アイウ'),('アイ'),('ア'),(''); INSERT INTO `T8` VALUES ('あいうえお'),('あいうえ'),('あいう'),('あい'),('あ'),(''); INSERT INTO `T9` VALUES ('龔龖龗龞龡'),('龔龖龗龞'),('龔龖龗'),('龔龖'),('龔'),(''); INSERT INTO `T10` VALUES ('アイウエオ'),('アイウエ'),('アイウ'),('アイ'),('ア'),(''); INSERT INTO `T11` VALUES ('あいうえお'),('あいうえ'),('あいう'),('あい'),('あ'),(''); INSERT INTO `T12` VALUES ('龔龖龗龞龡'),('龔龖龗龞'),('龔龖龗'),('龔龖'),('龔'),(''); #InnoDB SELECT `C1`, LEFT(`C1`,0) FROM `T1`; SELECT `C1`, LEFT(`C1`,1) FROM `T1`; SELECT `C1`, LEFT(`C1`,2) FROM `T1`; SELECT `C1`, LEFT(`C1`,3) FROM `T1`; SELECT `C1`, LEFT(`C1`,4) FROM `T1`; SELECT `C1`, LEFT(`C1`,5) FROM `T1`; SELECT `C1`, LEFT(`C1`,0) FROM `T2`; SELECT `C1`, LEFT(`C1`,1) FROM `T2`; SELECT `C1`, LEFT(`C1`,2) FROM `T2`; SELECT `C1`, LEFT(`C1`,3) FROM `T2`; SELECT `C1`, LEFT(`C1`,4) FROM `T2`; SELECT `C1`, LEFT(`C1`,5) FROM `T2`; SELECT `C1`, LEFT(`C1`,0) FROM `T3`; SELECT `C1`, LEFT(`C1`,1) FROM `T3`; SELECT `C1`, LEFT(`C1`,2) FROM `T3`; SELECT `C1`, LEFT(`C1`,3) FROM `T3`; SELECT `C1`, LEFT(`C1`,4) FROM `T3`; SELECT `C1`, LEFT(`C1`,5) FROM `T3`; #MyISAM SELECT `C1`, LEFT(`C1`,0) FROM `T4`; SELECT `C1`, LEFT(`C1`,1) FROM `T4`; SELECT `C1`, LEFT(`C1`,2) FROM `T4`; SELECT `C1`, LEFT(`C1`,3) FROM `T4`; SELECT `C1`, LEFT(`C1`,4) FROM `T4`; SELECT `C1`, LEFT(`C1`,5) FROM `T4`; SELECT `C1`, LEFT(`C1`,0) FROM `T5`; SELECT `C1`, LEFT(`C1`,1) FROM `T5`; SELECT `C1`, LEFT(`C1`,2) FROM `T5`; SELECT `C1`, LEFT(`C1`,3) FROM `T5`; SELECT `C1`, LEFT(`C1`,4) FROM `T5`; SELECT `C1`, LEFT(`C1`,5) FROM `T5`; SELECT `C1`, LEFT(`C1`,0) FROM `T6`; SELECT `C1`, LEFT(`C1`,1) FROM `T6`; SELECT `C1`, LEFT(`C1`,2) FROM `T6`; SELECT `C1`, LEFT(`C1`,3) FROM `T6`; SELECT `C1`, LEFT(`C1`,4) FROM `T6`; SELECT `C1`, LEFT(`C1`,5) FROM `T6`; #HEAP SELECT `C1`, LEFT(`C1`,0) FROM `T7`; SELECT `C1`, LEFT(`C1`,1) FROM `T7`; SELECT `C1`, LEFT(`C1`,2) FROM `T7`; SELECT `C1`, LEFT(`C1`,3) FROM `T7`; SELECT `C1`, LEFT(`C1`,4) FROM `T7`; SELECT `C1`, LEFT(`C1`,5) FROM `T7`; SELECT `C1`, LEFT(`C1`,0) FROM `T8`; SELECT `C1`, LEFT(`C1`,1) FROM `T8`; SELECT `C1`, LEFT(`C1`,2) FROM `T8`; SELECT `C1`, LEFT(`C1`,3) FROM `T8`; SELECT `C1`, LEFT(`C1`,4) FROM `T8`; SELECT `C1`, LEFT(`C1`,5) FROM `T8`; SELECT `C1`, LEFT(`C1`,0) FROM `T9`; SELECT `C1`, LEFT(`C1`,1) FROM `T9`; SELECT `C1`, LEFT(`C1`,2) FROM `T9`; SELECT `C1`, LEFT(`C1`,3) FROM `T9`; SELECT `C1`, LEFT(`C1`,4) FROM `T9`; SELECT `C1`, LEFT(`C1`,5) FROM `T9`; #BDB SELECT `C1`, LEFT(`C1`,0) FROM `T10`; SELECT `C1`, LEFT(`C1`,1) FROM `T10`; SELECT `C1`, LEFT(`C1`,2) FROM `T10`; SELECT `C1`, LEFT(`C1`,3) FROM `T10`; SELECT `C1`, LEFT(`C1`,4) FROM `T10`; SELECT `C1`, LEFT(`C1`,5) FROM `T10`; SELECT `C1`, LEFT(`C1`,0) FROM `T11`; SELECT `C1`, LEFT(`C1`,1) FROM `T11`; SELECT `C1`, LEFT(`C1`,2) FROM `T11`; SELECT `C1`, LEFT(`C1`,3) FROM `T11`; SELECT `C1`, LEFT(`C1`,4) FROM `T11`; SELECT `C1`, LEFT(`C1`,5) FROM `T11`; SELECT `C1`, LEFT(`C1`,0) FROM `T12`; SELECT `C1`, LEFT(`C1`,1) FROM `T12`; SELECT `C1`, LEFT(`C1`,2) FROM `T12`; SELECT `C1`, LEFT(`C1`,3) FROM `T12`; SELECT `C1`, LEFT(`C1`,4) FROM `T12`; SELECT `C1`, LEFT(`C1`,5) FROM `T12`; DROP TABLE `T1`; DROP TABLE `T2`; DROP TABLE `T3`; DROP TABLE `T4`; DROP TABLE `T5`; DROP TABLE `T6`; DROP TABLE `T7`; DROP TABLE `T8`; DROP TABLE `T9`; DROP TABLE `T10`; DROP TABLE `T11`; DROP TABLE `T12`;