Ò׽ؽØͼÈí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

MySql ±¸·ÝÓë»Ö¸´

 ±¾ÎÄÌÖÂÛ MySQL µÄ±¸·ÝºÍ»Ö¸´»úÖÆ£¬ÒÔ¼°ÈçºÎά»¤Êý¾Ý±í£¬°üÀ¨×îÖ÷ÒªµÄÁ½ÖÖ±íÀàÐÍ£ºMyISAM ºÍ Innodb£¬ÎÄÖÐÉè¼ÆµÄ MySQL °æ±¾Îª 5.0.22¡£
Ä¿Ç° MySQL Ö§³ÖµÄÃâ·Ñ±¸·Ý¹¤¾ßÓУºmysqldump¡¢mysqlhotcopy£¬»¹¿ÉÒÔÓà SQL Óï·¨½øÐб¸·Ý£ºBACKUP TABLE »òÕß SELECT INTO OUTFILE£¬ÓÖ»òÕß±¸·Ý¶þ½øÖÆÈÕÖ¾£¨binlog£©£¬»¹¿ÉÒÔÊÇÖ±½Ó¿½±´Êý¾ÝÎļþºÍÏà¹ØµÄÅäÖÃÎļþ¡£MyISAM ±íÊDZ£´æ³ÉÎļþµÄÐÎʽ£¬Òò´ËÏà¶Ô±È½ÏÈÝÒ×±¸·Ý£¬ÉÏÃæÌáµ½µÄ¼¸ÖÖ·½·¨¶¼¿ÉÒÔʹÓá£Innodb ËùÓÐµÄ±í¶¼±£´æÔÚͬһ¸öÊý¾ÝÎļþ ibdata1 ÖУ¨Ò²¿ÉÄÜÊǶà¸öÎļþ£¬»òÕßÊǶÀÁ¢µÄ±í¿Õ¼äÎļþ£©£¬Ïà¶ÔÀ´Ëµ±È½Ï²»ºÃ±¸·Ý£¬Ãâ·ÑµÄ·½°¸¿ÉÒÔÊÇ¿½±´Êý¾ÝÎļþ¡¢±¸·Ý binlog£¬»òÕßÓà mysqldump¡£
1¡¢mysqldump
1.1 ±¸·Ý
mysqldump ÊDzÉÓÃSQL¼¶±ðµÄ±¸·Ý»úÖÆ£¬Ëü½«Êý¾Ý±íµ¼³É SQL ½Å±¾Îļþ£¬ÔÚ²»Í¬µÄ MySQL °æ±¾Ö®¼äÉý¼¶Ê±Ïà¶Ô±È½ÏºÏÊÊ£¬ÕâÒ²ÊÇ×î³£Óõı¸·Ý·½·¨¡£
ÏÖÔÚÀ´½²Ò»Ï mysqldump µÄһЩÖ÷Òª²ÎÊý£º
* --compatible=name
Ëü¸æËß mysqldump£¬µ¼³öµÄÊý¾Ý½«ºÍÄÄÖÖÊý¾Ý¿â»òÄĸö¾É°æ±¾µÄ MySQL ·þÎñÆ÷Ïà¼æÈÝ¡£Öµ¿ÉÒÔΪ ansi¡¢mysql323¡¢mysql40¡¢postgresql¡¢oracle¡¢mssql¡¢db2¡¢maxdb¡¢no_key_options¡¢no_tables_options¡¢no_field_options µÈ£¬ÒªÊ¹Óü¸¸öÖµ£¬ÓöººÅ½«ËüÃǸô¿ª¡£µ±È»ÁË£¬Ëü²¢²»±£Ö¤ÄÜÍêÈ«¼æÈÝ£¬¶øÊǾ¡Á¿¼æÈÝ¡£
* --complete-insert£¬-c
µ¼³öµÄÊý¾Ý²ÉÓðüº¬×Ö¶ÎÃûµÄÍêÕû INSERT ·½Ê½£¬Ò²¾ÍÊÇ°ÑËùÓеÄÖµ¶¼Ð´ÔÚÒ»ÐС£Õâô×öÄÜÌá¸ß²åÈëЧÂÊ£¬µ«ÊÇ¿ÉÄÜ»áÊܵ½ max_allowed_packet ²ÎÊýµÄÓ°Ïì¶øµ¼Ö²åÈëʧ°Ü¡£Òò´Ë£¬ÐèÒª½÷É÷ʹÓøòÎÊý£¬ÖÁÉÙÎÒ²»ÍƼö¡£
* --default-character-set=charset
Ö¸¶¨µ¼³öÊý¾Ýʱ²ÉÓúÎÖÖ×Ö·û¼¯£¬Èç¹ûÊý¾Ý±í²»ÊDzÉÓÃĬÈ쵀 latin1 ×Ö·û¼¯µÄ»°£¬ÄÇôµ¼³öʱ±ØÐëÖ¸¶¨¸ÃÑ¡Ï·ñÔòÔٴε¼ÈëÊý¾Ýºó½«²úÉúÂÒÂëÎÊÌâ¡£
* --disable-keys
¸æËß mysqldump ÔÚ INSERT Óï¾äµÄ¿ªÍ·ºÍ½áβÔö¼Ó /*!40000 ALTER TABLE table DISABLE KEYS */; ºÍ /*!40000 ALTER TABLE table ENABLE KEYS */; Óï¾ä£¬ÕâÄÜ´ó´óÌá¸ß²åÈëÓï¾äµÄËٶȣ¬ÒòΪËüÊÇÔÚ²åÈëÍêËùÓÐÊý¾Ýºó²ÅÖؽ¨Ë÷ÒýµÄ¡£¸ÃÑ¡ÏîÖ»ÊÊºÏ MyISAM ±í¡£
* --extended-insert = true|false
ĬÈÏÇé¿öÏ£¬mysqldump ¿ªÆô --complete-insert ģʽ£¬Òò´Ë²»ÏëÓÃËüµÄµÄ»°£¬¾ÍʹÓñ¾Ñ¡ÏÉ趨ËüµÄֵΪ false ¼´¿É¡£
* --hex-blob
ʹÓÃÊ®Áù½øÖƸñʽµ¼³ö¶þ½øÖÆ×Ö·û´®×ֶΡ£Èç¹ûÓжþ½øÖÆÊý¾Ý¾Í±ØÐëʹÓñ¾Ñ¡Ïî¡£Ó°Ïìµ½µÄ×


Ïà¹ØÎĵµ£º

MySQL Master/SlaveÊý¾Ý¿â¶Áд²Ù×÷Àà

Êý¾Ý¿â²Ù×÷ÀࣺDBCommon.class.php
//---------------------------------------------------------------------
// MySQL Master/SlaveÊý¾Ý¿â¶Áд²Ù×÷Àà
//
// ¿ª·¢×÷Õß: heiyeluren
// °æ±¾ÀúÊ·:
// 2006-09-20 »ù±¾µ¥Êý¾Ý¿â²Ù×÷¹¦ÄÜ, 25 ¸ö½Ó¿Ú
// 2007-07-30 Ö§³Öµ ......

MySQLÖ®¶¯Ì¬±íÌØÕ÷

Èç¹ûÒ»¸öMyISAM±í°üº¬Èκοɱ䳤¶ÈÁУ¨VARCHAR, BLOB»òTEXTDynamic£©£¬»òÕßÈç¹ûÒ»¸ö±í±»ÓÃROW_FORMAT=DYNAMICÑ¡ÏîÀ´´´½¨£¬¶¯Ì¬´æ´¢¸ñʽ±»Ê¹Óá£
 
Õâ¸ö¸ñʽ¸üΪ¸´ÔÓÒ»µã£¬ÒòΪÿÐÐÓÐÒ»¸ö±íÃ÷ÐÐÓж೤µÄÍ·¡£µ±Ò»¸ö¼Ç¼ÒòΪ¸üеĽá¹û±»±äµÃ¸ü³¤£¬¸Ã¼Ç¼Ҳ¿ÉÒÔÔÚ³¬¹ýÒ»¸öλÖô¦½áÊø¡£
 
Äã¿ÉÒÔʹÓÃOPTIMIZE TAB ......

mysql Óαê

¶¨ÒåÓαê 
DECLARE cur_Ãû³Æ CURSOR
FOR
SELECT ×Ö¶Î1,×Ö¶Î2,...×Ö¶În from ±í where ×Ö¶Î1=±äÁ¿;
DECLARE CONTINUE HANDLER FOR SQLSTATE '02000' SET ±äÁ¿1=null,±äÁ¿2=null;
OPEN cur_Ãû³Æ;
FETCH cur_Ãû³Æ INTO ±äÁ¿1,±äÁ¿2...;
WHILE ( ±äÁ¿1  IS NOT NULL) DO
 &nbs ......

Îå¸ö³£ÓÃMySQLͼÐλ¯¹ÜÀí¹¤¾ß

MySQLÊÇÒ»¸ö·Ç³£Á÷ÐеÄСÐ͹ØϵÐÍÊý¾Ý¿â¹ÜÀíϵͳ£¬2008Äê1ÔÂ16ºÅ±»Sun¹«Ë¾ÊÕ¹º¡£Ä¿Ç°MySQL±»¹ã·ºµØÓ¦ÓÃÔÚInternetÉϵÄÖÐСÐÍÍøÕ¾ÖС£ÓÉÓÚÆäÌå»ýС¡¢Ëٶȿ졢×ÜÌåÓµÓгɱ¾µÍ£¬ÓÈÆäÊÇ¿ª·ÅÔ´ÂëÕâÒ»Ìص㣬Ðí¶àÖÐСÐÍÍøվΪÁ˽µµÍÍøÕ¾×ÜÌåÓµÓгɱ¾¶øÑ¡ÔñÁËMySQL×÷ΪÍøÕ¾Êý¾Ý¿â¡£
1¡¢phpMyAdmin£¨http://www.phpmyadmin.net/£©
......

Ò»´ÎNginx+PHP+MysqlµÄ²¢·¢²âÊÔ¾­Àú

 Ò»´ÎNginx+PHP+MysqlµÄ²¢·¢²âÊÔ¾­Àú
  Ò»¡¢Ó²¼þ»·¾³
      CPU:4ºËIntel(R) Xeon(R) CPU           E5504  @ 2.00GHz
      6GÄڴ棬120GÓ²ÅÌ
  ¶þ¡¢Èí¼þ»·¾³
     L ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ