有关查看 的命令。
包括查看 mysql 数据库服务器字符集、查看 字符集，以及数据表和字段的字符集、当前安装的 mysql 所支持的字符集等。
一、查看 mysql 数据库服务器和数据库字符集。
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mysql> show variables like '%char%';
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| variable_name | value |......
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| character_set_client | utf8 |......
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| character_set_connection | utf8 |......
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| character_set_database | utf8 |......
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| character_set_filesystem | binary |......
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| character_set_results | utf8 |......
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| character_set_server | utf8 |......
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| character_set_system | utf8 |......
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| character_sets_dir | d:\mysql server 5.0\share\charsets\ |......
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二、查看 mysql 数据表（table） 的字符集。
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mysql> show table status from sqlstudy_db like '%countries%';
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| name | engine | version | row_format | rows | collation |......
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| countries | innodb | 10 | compact | 11 | utf8_general_ci |......
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三、查看 mysql 数据列（column）的字符集。
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mysql> show full columns from countries;
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| field | type | collation | .......
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| countries_id | int(11) | null | .......
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| countries_name | varchar(64) | utf8_general_ci | .......
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| countries_iso_code_2 | char(2) | utf8_general_ci | .......
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| countries_iso_code_3 | char(3) | utf8_general_ci | .......
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| address_format_id | int(11) | null | .......
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四、查看当前安装的 mysql 所支持的字符集。
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mysql> show charset;
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mysql> show char set;
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| charset | description | default collation | maxlen |
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| big5 | big5 traditional chinese | big5_chinese_ci | 2 |
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| dec8 | dec west european | dec8_swedish_ci | 1 |
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| cp850 | dos west european | cp850_general_ci | 1 |
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| hp8 | hp west european | hp8_english_ci | 1 |
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| koi8r | koi8-r relcom russian | koi8r_general_ci | 1 |
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| latin1 | cp1252 west european | latin1_swedish_ci | 1 |
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| latin2 | iso 8859-2 central european | latin2_general_ci | 1 |
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| swe7 | 7bit swedish | swe7_swedish_ci | 1 |
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| ascii | us ascii | ascii_general_ci | 1 |
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| ujis | euc-jp japanese | ujis_japanese_ci | 3 |
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| sjis | shift-jis japanese | sjis_japanese_ci | 2 |
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| hebrew | iso 8859-8 hebrew | hebrew_general_ci | 1 |
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| tis620 | tis620 thai | tis620_thai_ci | 1 |
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| euckr | euc-kr korean | euckr_korean_ci | 2 |
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| koi8u | koi8-u ukrainian | koi8u_general_ci | 1 |
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| gb2312 | gb2312 simplified chinese | gb2312_chinese_ci | 2 |
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| greek | iso 8859-7 greek | greek_general_ci | 1 |
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| cp1250 | windows central european | cp1250_general_ci | 1 |
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| gbk | gbk simplified chinese | gbk_chinese_ci | 2 |
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| latin5 | iso 8859-9 turkish | latin5_turkish_ci | 1 |
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| armscii8 | armscii-8 armenian | armscii8_general_ci | 1 |
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| utf8 | utf-8 unicode | utf8_general_ci | 3 |
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| ucs2 | ucs-2 unicode | ucs2_general_ci | 2 |
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| cp866 | dos russian | cp866_general_ci | 1 |
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| keybcs2 | dos kamenicky czech-slovak | keybcs2_general_ci | 1 |
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| macce | mac central european | macce_general_ci | 1 |
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| macroman | mac west european | macroman_general_ci | 1 |
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| cp852 | dos central european | cp852_general_ci | 1 |
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| latin7 | iso 8859-13 baltic | latin7_general_ci | 1 |
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| cp1251 | windows cyrillic | cp1251_general_ci | 1 |
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| cp1256 | windows arabic | cp1256_general_ci | 1 |
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| cp1257 | windows baltic | cp1257_general_ci | 1 |
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| binary | binary pseudo charset | binary | 1 |
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| geostd8 | geostd8 georgian | geostd8_general_ci | 1 |
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| cp932 | sjis for windows japanese | cp932_japanese_ci | 2 |
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| eucjpms | ujis for windows japanese | eucjpms_japanese_ci | 3 |
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以上查看 mysql 字符集命令，适用于 windows & linux。
