mysql Ö´ÐжàÌõÓï¾ä
ÔÚ¿´ÏîÄ¿µÄÊÇ¿´µ½mysql°æ±¾µÄÏîÄ¿£¬·¢ÏÖÖ´ÐжàÌõsqlÓï¾äÊǶ¼ÊÇÏÈ·ÖÀëÒ»ÌõÌõµÄÊý¾Ý¿âÔÙÒ»ÌõÌõÖ´ÐУ¬ÎÒÏëÓ¦¸ÃÓа취һÌõÌõÖ´ÐеİÉ
ËùÒÔ½ñÌìÌØÒâµÄ²éÕÒÁËÒ»ÏÂ
ÔÚjdbcÏÂ˵¿ÉÒÔÉèÖÃÁ¬½Ó×Ö·û´®µÄʱºòÉèÖÃÒ»ÏÂ
ÉèÖóÉÈçÏ嵀 jdbc:mysql://192.168.3.180/sample?user=root&password=&allowMultiQueries=true
¾Í¿ÉÒÔÖ´ÐжàÌõÓï¾äÁË
ÔÚodbcÏÂÒ²ÊÇ¿ÉÒÔÉèÖõķ½·¨ÈçÏÂ
ÉèÖà ODBC -- ÅäÖà --Detials -- Flags 3 -- ¹³ÉÏ Allow multiple statements
ÕâÑù¾Í¿ÉÒÔÁË
ÕâÁ½¸öÎҾͲ»Ò»Ò»µÄÅäÖÃÇé¿ö²âÊÔÁË
ÎÒÕâ±ßÓÐphpµÄ¾ÍÓÃÀ´²âÊÔһ϶àÌõÓï¾äÁË
ʹÓà mysql_query ¸ù±¾Ã»Óа취ִÐжàÌõÓï¾ä£¬²éÁËÍøÉÏҲûÓÐʲô°ì·¨£¬Ö»Óе½php5ºóÓÐÁËmysqli²ÅÄÜͬʱִÐжàÌõÓï¾äÁË
ÕýÊǹ»ÓôÃÆµÄ£¬Õâ¸öÖ´ÐжàÌõÓï¾äºÃÏñ²»ÊÇmysqlµÄÎÊÌâ°¡£¬»¹ÊÇÁ¬½ÓÕâµÄÎÊÌâ°¡
ʹÓÃmysqli_multi_query²âÊÔͬʱִÐжàÌõsqlÓï¾ä³É¹¦
Ïà¹ØÎĵµ£º
×î½üÓöµ½Ò»¸öÐèÇóÒªÔÚlinuxÏÂÓÃjava µ÷ÓÃmysql¿Í»§¶ËÔ¶³ÌµÇ½mysql·þÎñÆ÷£¬´Ó¿Í»§¶Ë»úÆ÷µ¼Èëmysql½Å±¾£¬´Ómysql·þÎñÆ÷¶Ëµ¼³ö±íÖеÄÊý¾Ý¡£ÒÔÏÂÊÇÓõ½µÄÖ÷Òª·½·¨£º
Java ´úÂë
/**
* µ¼ÈëÊý¾Ý
* @param ½Å±¾µÄµØÖ·ºÍÃû³Æ
* @return ÊÇ·ñ³É¹¦&nb ......
Red Hat Linux ϰ²×°mysql°æ±¾³åÍ»ÎÊÌâ½â¾ö
¸ÕÅöµ½Ò»¸öÎÊÌ⣬ÓÉÓÚÔÚʹÓõÄlinux·þÎñÆ÷ÉÏÒѾ°²×°ÁËÒ»¸ö½ÏµÍ°æ±¾µÄMySql server£¬Ê¹ÓÃrpm°ü½øÐа²×°Ê±£¬Ìáʾ°æ±¾³åÍ»£¬°²×°²»ÄܼÌÐø½øÐС£
ÓÉÓھɵÄÊý¾Ý²»ÏëÒªÁË£¬½â¾ö°ì·¨ÊÇÕâÑùµÄ£º
[b]1¡¢ÏȰÑϵͳÀï°²×°µÄËùÓÐmysqlÕÒ³öÀ´[/b]
#rpm -qa | grep -i mysql ÔËÐдËÃüÁîº ......
Ò».×Ö·û´®Àà
CHARSET(str) //·µ»Ø×Ö´®×Ö·û¼¯
CONCAT (string2 [,... ]) //Á¬½Ó×Ö´®
INSTR (string ,substring ) //·µ»ØsubstringÊ×´ÎÔÚstringÖгöÏÖµÄλÖÃ,²»´æÔÚ·µ»Ø0
LCASE (string2 ) //ת»»³ÉСд
LEFT (string2 ,length ) //´Óstring2ÖеÄ×ó±ßÆðÈ¡length¸ö×Ö·û
LENGTH (string ) //string³¤¶È
LO ......
»·¾³:
fedora11 , mysql5.1.34Ô´Âë°²×°£º
×°ÁËÒ»Ìì°ëһֱûÓгɹ¦£¬ºóÀ´·ÅÆúÁË£¬ÒòΪfedora11µÄԴϲ»µ½mysqlËùÒÔÖ»ÄÜ·ÅÆúÔÚfedora11ϵݲװ£¬×ª¶ø¸Äµ½unbuntu9.04Éϰ²×°£¬µ«ÊÇÏëÏëÎÊÌâÊÇûÓÐ
½â¾öµÄ£¬½ñÌìÓÖ×ªÒÆµ½fedoraϸ㣬·¢ÏÖ²»Êǰ²×°mysqlÄÑ£¬ÊÇӦΪ×Ô¼º¶Ôlinuxϵͳ²»Ê ......
mysqlÍü¼ÇrootÃÜÂëµÄ½â¾ö
Ò». MySQLÃÜÂëµÄ»Ö¸´·½·¨Ö®Ò»
Èç¹ûÍü¼ÇÁËMySQLµÄrootÃÜÂ룬¿ÉÒÔÓÃÒÔÏ·½·¨ÖØÐÂÉèÖãº
1. KILLµôϵͳÀïµÄMySQL½ø³Ì£»
killall -TERM mysqld
2. ÓÃÒÔÏÂÃüÁîÆô¶¯MySQL£¬ÒÔ²»¼ì²éȨÏ޵ķ½Ê½Æô¶¯£»
safe_mysqld --skip-grant-tables &
3. È»ºóÓÿÕÃÜÂ뷽ʽʹÓÃrootÓû§µÇ¼ MySQL£»
......