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`;
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 = MEMORY;
CREATE TABLE `Ｔ８` (`Ｃ１` char(5), INDEX(`Ｃ１`)) DEFAULT CHARSET = utf8 engine = MEMORY;
CREATE TABLE `Ｔ９` (`Ｃ１` char(5), INDEX(`Ｃ１`)) DEFAULT CHARSET = utf8 engine = MEMORY;
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'),('');
SELECT `Ｃ１`, LENGTH(`Ｃ１`) FROM `Ｔ１`;
Ｃ１	LENGTH(`Ｃ１`)
	0
ｱ	3
ｱｲ	6
ｱｲｳ	9
ｱｲｳｴ	12
ｱｲｳｴｵ	15
SELECT `Ｃ１`, LENGTH(`Ｃ１`) FROM `Ｔ２`;
Ｃ１	LENGTH(`Ｃ１`)
	0
あ	3
あい	6
あいう	9
あいうえ	12
あいうえお	15
SELECT `Ｃ１`, LENGTH(`Ｃ１`) FROM `Ｔ３`;
Ｃ１	LENGTH(`Ｃ１`)
	0
龔	3
龔龖	6
龔龖龗	9
龔龖龗龞	12
龔龖龗龞龡	15
SELECT `Ｃ１`, LENGTH(`Ｃ１`) FROM `Ｔ４`;
Ｃ１	LENGTH(`Ｃ１`)
	0
ｱ	3
ｱｲ	6
ｱｲｳ	9
ｱｲｳｴ	12
ｱｲｳｴｵ	15
SELECT `Ｃ１`, LENGTH(`Ｃ１`) FROM `Ｔ５`;
Ｃ１	LENGTH(`Ｃ１`)
	0
あ	3
あい	6
あいう	9
あいうえ	12
あいうえお	15
SELECT `Ｃ１`, LENGTH(`Ｃ１`) FROM `Ｔ６`;
Ｃ１	LENGTH(`Ｃ１`)
	0
龔	3
龔龖	6
龔龖龗	9
龔龖龗龞	12
龔龖龗龞龡	15
SELECT `Ｃ１`, LENGTH(`Ｃ１`) FROM `Ｔ７`;
Ｃ１	LENGTH(`Ｃ１`)
ｱｲｳｴｵ	15
ｱｲｳｴ	12
ｱｲｳ	9
ｱｲ	6
ｱ	3
	0
SELECT `Ｃ１`, LENGTH(`Ｃ１`) FROM `Ｔ８`;
Ｃ１	LENGTH(`Ｃ１`)
あいうえお	15
あいうえ	12
あいう	9
あい	6
あ	3
	0
SELECT `Ｃ１`, LENGTH(`Ｃ１`) FROM `Ｔ９`;
Ｃ１	LENGTH(`Ｃ１`)
龔龖龗龞龡	15
龔龖龗龞	12
龔龖龗	9
龔龖	6
龔	3
	0
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`;