DROP TABLE IF EXISTS t1;
CREATE TABLE t1(a VARCHAR(255) CHARACTER SET gbk, FULLTEXT(a)) ENGINE = InnoDB;
SET NAMES utf8mb4;
DELETE FROM t1 LIMIT 1;
SET NAMES latin1;
DROP TABLE t1;
CREATE TABLE t1(a VARCHAR(2) CHARACTER SET big5 COLLATE big5_chinese_ci,
FULLTEXT(a)) ENGINE=<default_engine>;
DROP TABLE t1;
SET NAMES utf8mb4;
CREATE TABLE t1(a VARCHAR(255) CHARACTER SET gb18030, FULLTEXT(a)) ENGINE = InnoDB;
INSERT INTO t1 VALUES(0xF043616161),(0xBEF361616197C22061616161);
SELECT CONVERT(a USING utf8) FROM t1;
CONVERT(a USING utf8)
餋aaa
倔aaa椔 aaaa
Warnings:
Warning	3719	'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
SELECT CONVERT(_gb18030 0x97C22061616161 USING utf8);
CONVERT(_gb18030 0x97C22061616161 USING utf8)
椔 aaaa
Warnings:
Warning	3719	'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
SELECT HEX(a), CONVERT(a USING utf8) FROM t1 WHERE MATCH(a) AGAINST(0x97C220616161 IN BOOLEAN MODE);
HEX(a)	CONVERT(a USING utf8)
Warnings:
Warning	3719	'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
SELECT HEX(a), CONVERT(a USING utf8) FROM t1 WHERE MATCH(a) AGAINST(0x97C22061616161 IN BOOLEAN MODE);
HEX(a)	CONVERT(a USING utf8)
BEF361616197C22061616161	倔aaa椔 aaaa
Warnings:
Warning	3719	'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
SELECT HEX(a), CONVERT(a USING utf8) FROM t1 WHERE MATCH(a) AGAINST(0x97C2206161616161 IN BOOLEAN MODE);
HEX(a)	CONVERT(a USING utf8)
Warnings:
Warning	3719	'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
SET NAMES latin1;
DROP TABLE t1;
CREATE TABLE t1 (a TEXT, FULLTEXT(a)) ENGINE=InnoDB DEFAULT CHARSET=gb18030 COLLATE=gb18030_bin;
CREATE TABLE t2 (a TEXT, FULLTEXT(a)) ENGINE=InnoDB DEFAULT CHARSET=gb18030 COLLATE=gb18030_chinese_ci;
CREATE TABLE t3 (a TEXT, FULLTEXT(a)) ENGINE=InnoDB DEFAULT CHARSET=gb18030 COLLATE=gb18030_unicode_520_ci;
SELECT * FROM t1 WHERE MATCH(a) AGAINST(0xff00ff);
a
SELECT * FROM t1 WHERE MATCH(a) AGAINST(0xfe00feff8320218400010203);
a
SELECT * FROM t2 WHERE MATCH(a) AGAINST(0xff00ff);
a
SELECT * FROM t2 WHERE MATCH(a) AGAINST(0xfe00feff8320218400010203);
a
SELECT * FROM t3 WHERE MATCH(a) AGAINST(0xff00ff);
a
SELECT * FROM t3 WHERE MATCH(a) AGAINST(0xfe00feff8320218400010203);
a
DROP TABLE t1, t2, t3;
SET NAMES utf8mb4 COLLATE utf8mb4_0900_ai_ci;
CREATE TABLE t1(a VARCHAR(255) CHARACTER SET utf8mb4, FULLTEXT(a)) ENGINE = InnoDB;
INSERT INTO t1 VALUES(0xC4B4616161),(0xE1B48C616161E292A92061616161);
SELECT HEX(a), a FROM t1;
HEX(a)	a
C4B4616161	Ĵaaa
E1B48C616161E292A92061616161	ᴌaaa⒩ aaaa
SELECT HEX(a), a FROM t1 WHERE MATCH(a) AGAINST(0xE292A920616161 IN BOOLEAN MODE);
HEX(a)	a
SELECT HEX(a), a FROM t1 WHERE MATCH(a) AGAINST(0xE292A92061616161 IN BOOLEAN MODE);
HEX(a)	a
E1B48C616161E292A92061616161	ᴌaaa⒩ aaaa
SELECT HEX(a), a FROM t1 WHERE MATCH(a) AGAINST(0xE292A9206161616161 IN BOOLEAN MODE);
HEX(a)	a
TRUNCATE TABLE t1;
INSERT INTO t1 VALUES("abcd");
INSERT INTO t1 VALUES("áƀcd");
INSERT INTO t1 VALUES("áƀde");
INSERT INTO t1 VALUES("áƀテストde");
SELECT HEX(a), a FROM t1;
HEX(a)	a
61626364	abcd
C3A1C6806364	áƀcd
C3A1C6806465	áƀde
C3A1C680E38386E382B9E383886465	áƀテストde
SELECT HEX(a), a FROM t1 WHERE MATCH(a) AGAINST("ab" IN BOOLEAN MODE);
HEX(a)	a
SELECT HEX(a), a FROM t1 WHERE MATCH(a) AGAINST("abcd" IN BOOLEAN MODE);
HEX(a)	a
61626364	abcd
SELECT HEX(a), a FROM t1 WHERE MATCH(a) AGAINST("áƀ*" IN BOOLEAN MODE);
HEX(a)	a
C3A1C6806364	áƀcd
C3A1C6806465	áƀde
C3A1C680E38386E382B9E383886465	áƀテストde
SET NAMES latin1;
DROP TABLE t1;