ɾ³ýÁ˺ܶàÉ¢²¼ÔÚij¸ö·ÖÇøµÄÊý¾Ý£¬´òËãÓÅ»¯Ò»ÏÂÕâ¸ö·ÖÇø£¬¶ø·ÇÈ«±í£¬ÈçºÎ²Ù×÷£¿
·ÖÇøÓÉMYSQL×ÔÐÐÕÆÎÕ°¡¡£ÄãµÄÓÅ»¯ÊÇָʲô£¿
±ÈÈç,Èç¹ûû·ÖÇøµÄ»°
ÎÒ»á¶þ»°²»ËµµÄÓà optimize table mytbl;ÓÅ»¯Õû¸ö±í
µ«ÊÇÏÖÔÚ·ÖÁËÇøÁË£¬¶øÇÒÖªµÀɾ³ýµÄÊý¾ÝÔÚÄĸöpartitionÄÚ£¬ËùÒÔ¾õµÃÓ¦¸ÃÖ»ÓÅ»¯Õâ¸ö·ÖÇø¾Í¿ÉÒÔÁË£¡
²»ÖªµÀÓÐûÓÐÕâÑùµÄ¹¦ÄÜ£¡
°æÖ÷µÄ±íÇéÊÇÔõô²åÈëµÄ£¿
ALTER TABLE t1 OPTIMIZE PARTITION p0, p1;
ÒýÓà °æÖ÷µÄ±íÇéÊÇÔõô²åÈëµÄ£¿ Äã¿´Ò»ÏÂÕâЩ±íÇéµÄÁ¬½ÓµØÖ·¾ÍÖªµÀÁË¡£²åÈëͼƬµÄʱºòÌîÈëÕâ¸öµØÖ·¾ÍÐÐÁË¡£Õâ¸öºìÉ«µÄÊý×ÖÄã¿ÉÒÔ¸ÄһϿ´¿´CSDN¶¼ÌṩÁËÄÄЩ±íÇé¡£µ±È»Ò²¿ÉÒÔÖØÆäËüÍøÕ¾LINKһЩ±íÇé¡£
http://forum.csdn.net/PointForum/ui/scripts/csdn/Plugin/001/face/10.gif
Ïà¹ØÎÊ´ð£º
ÎÒÓÃÒ»¸öÑ»·ÍùÊý¾Ý¿âÀïÃæ´æÎļþ£¬±¾À´¿ÉÒÔ×÷ΪÎļþ´æ·ÅÊý¾Ý¿âÀïÃæÖ»·ÅÎļþµÄλÖõ쬵«ÊÇûÓа취×âµÄ·þÎñÆ÷ÍøÒ³¿Õ¼ä´óСÓÐÏÞÖÆÊý¾Ý¿âûÓÐÏÞÖÆ¡£Óï¾äÊÇÕâÑùµÄ public static final DataBase.MAXSIZE=102 ......
ÎÒÊÇÓÃmysql×Ô´øµÄC API if(mysql_real_connect(&mysql,"125.0.0.108","root","root","home",3306,NULL,0)) { AfxMessageBox("Êý¾Ý¿âÁ¬½Óʧ°Ü") ......
ÎÒÒÔǰ°²×°ÁËÒ»´Î£¬ºóÀ´Ð¶ÔØÁË£¬ÏÖÔÚÔÙ°²×°µÄʱºò£¬Ìáʾ´íÎó£ºError 1305.Error reading from file C:DOCUME~1\LOCALS~1\Temp\mysql_server.msi.Verify that the file exists and that you can access it. ¿ ......
MySQLÈëÃÅ ¿ÉÒÔÏÈ¿´Ê²Ã´Êé¼®°¡£¿ ÏȶÁÈý±é¡¶Êý¾Ý¿âϵͳ¸ÅÂÛ¡·,ÕÆÎÕÊý¾Ý¿âµÄ»ù´¡ÀíÂÛ¡£ È»ºóÔÙ´Ö¿´Ò»±éMYSQLµÄ¹Ù·½Îĵµ¡£ MySQL¹Ù·½Îĵµ http://dev.mysql.com/doc/refman/5.1/zh/index.html ¾ÍÕÒÒ»±¾ºÜ»ù´ ......
select * from table where '123456789' like '%'+×ֶαí+'%' Õâ¾äsqlÔÚsqlserverÏÂͨ¹ý£¬ÔÚmysqlÏÂÓб¨´í£¬mysqlÏÂÈçºÎʵÏÖÕâÑùµÄ²éÑ¯ÄØ SQL code: select * from table whe ......