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1. MySQL 4.1 ÔÚÎÄ×ÖÉÏÓкܴó¸Ä½ø£¬ËüÓÐÁË Character Set Óë Collation µÄ¿®Äî¡£
2. ÔÚ MySQL 4.0 £¬Ò»°ãµÄ³Ìʽ¶¼»á½«ÎÄ×ÖÒÔÀ­¶¡ÎÄ ( latin)  À´´¢´æ£¬¾ÍËãÎÒÃÇÊäÈëÖÐÎÄ×Ö£¬½á¹ûÈÔÊÇ·ÅÔÚÒÔÀ­¶¡ÎÄÉèÖõÄÎÄ×ÖÀ¸ÀïÍ·£¬Õâ¶Ô MySQL 4.0 ÓëÒÔ MySQL 4.0 Ϊ»ù³þµÄ³ÌʽÀ´Ëµ£¬²¢²»»áÓÐÎÊÌâ¡£
3. ¿ÉÊÇ MySQL 4.1 µÄϵͳ±àÂëÊÇÔ¤ÉèÓà UTF-8 µÄ£¬µ±Òª restore MySQL 4.0 µÄ backup µµµ½
MySQL 4.1 ʱ£¬ÂÒÂë¾Í³öÏÖÁË¡£Ô­ÒòÔÚÓÚ MySQL 4.1 ½« latin
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½â¾öPHP´æÈ¡MySQL 4.1ÂÒÂëÎÊÌâ
QUOTE:
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4.1¿ªÊ¼ÒýÈëµÄ¶àÓïÑÔÖ§³ÖȷʵºÜ°ô£¬¶øÇÒÒ»Ð©ÌØÐÔÒѾ­³¬¹ýÁËÆäËûµÄÊý¾Ý¿âϵͳ¡£²»¹ýÎÒÔÚ²âÊÔ¹ý³ÌÖз¢ÏÖʹÓÃÊÊÓÃÓÚMySQL
4.1֮ǰµÄPHPÓï¾ä²Ù×÷MySQLÊý¾Ý¿â»áÔì³ÉÂÒÂ룬¼´Ê¹ÊÇÉèÖùýÁ˱í×Ö·û¼¯Ò²ÊÇÈç´Ë¡£ÎÒ¶ÁÁËÒ»ÏÂеÄMySQLÔÚÏßÊÖ²áÖеÚÊ®ÕÂ
"Character Set Support"ºóÖÕÓÚÕÒµ½Á˽â¾ö·½·¨²¢²âÊÔͨ¹ý¡£
MySQL 4.1µÄ×Ö·û¼¯Ö§³Ö(Character Set Support)ÓÐÁ½¸ö·½Ã棺×Ö·û¼¯(Character
set)ºÍÅÅÐò·½Ê½(Collation)¡£¶ÔÓÚ×Ö·û¼¯µÄÖ§³Öϸ»¯µ½Ëĸö²ã´Î:
·þÎñÆ÷(server)£¬Êý¾Ý¿â(database)£¬Êý¾Ý±í(table)ºÍÁ¬½Ó(connection)¡£
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CODE:
mysql> SHOW VARIABLES LIKE 'character_set_%';
  +--------------------------+----------------------------+
  | Variable_name | Value |
  +--------------------------+----------------------------+
  | character_set_client | latin1 |
  | character_set_connection | latin1 |
  | character_set_database | latin1 |
  | character_set_results | latin1 |
  | character_set_server | latin1 |
  | character_set_system | utf8 |
  | character_sets_dir | /usr/share/mysql/charsets/ |
  +--------------------------+----------------------------+
  7 rows in set (0.00 sec)
  mysql> SHOW VARIABLES LIKE 'collation_%';
  +----------------------+-------------------+
  |


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