MySql表、字段、库的字符集修改及查看方法

摘要：MySql表、字段、库的字符集修改及查看方法

[b]修改数据库字符集： [/b]

ALTER DATABASE db_name DEFAULT CHARACTER SET character_name [COLLATE ...];

[b]把表默认的字符集和所有字符列（CHAR,VARCHAR,TEXT）改为新的字符集：[/b]

ALTER TABLE tbl_name CONVERT TO CHARACTER SET character_name [COLLATE ...]

如：ALTER TABLE logtest CONVERT TO CHARACTER SET utf8 COLLATE utf8_general_ci; [b]只是修改表的默认字符集：[/b]

ALTER TABLE tbl_name DEFAULT CHARACTER SET character_name [COLLATE...];

如：ALTER TABLE logtest DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci; [b]修改字段的字符集：[/b]

ALTER TABLE tbl_name CHANGE c_name c_name CHARACTER SET character_name [COLLATE ...]; 

如：ALTER TABLE logtest CHANGE title title VARCHAR(100) CHARACTER SET utf8 COLLATE utf8_general_ci; [b]查看数据库编码：[/b]

SHOW CREATE DATABASE db_name;

[b]查看表编码：[/b]

SHOW CREATE TABLE tbl_name;

[b]查看字段编码：[/b]

SHOW FULL COLUMNS FROM tbl_name;