Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

MysqlÊý¾Ý¿â±íÃû¿Õ¸ñ´¦Àí

½ñÌìʹÓÃPowerDesigner´î½¨ÁËÒ»¸öСÏîÄ¿£¬×îºóÖ´ÐÐÍêSQL½Å±¾Ê±²Å·¢ÏÖÓÐ2ÕűíµÄ±íÃûÖмä¶àÁËÒ»¸ö¿Õ¸ñ£¬²éÍê×ÊÁÏ£¬×îºó²¢¾ªÆæ·¢ÏÖÓ³ÉäÎļþ¾¹È»¶àÁË2¸ö`,¾ÍÊÇshift+Êý×Ö¼ü1µÄÄǸö£¬Ò²¾ÍÊÇËûÔڽű¾ÊÇÕâÑùдµÄ£º
create table `table1`(....);
ÎÊÌâ½â¾ö¡£
PS:´ÓÍøÉÏÕÒµ½µÄ×ÊÁÏ£º
×÷Ϊһ¸öOracle DBA£¬MySQLºÜ¶àSQLÓï·¨ÓëOracleµÄ»¹ÊÇÓкܶà²îÒìµÄ¡£
ÕâÀïÎÒ½«ÒªÔÚMySQLÀィһ¸ö±í£¬±íÃûΪ”Test Table”, ÆäÖÐÒ»¸öÁÐÃûΪ”First Name”£¬µ±ÎÒÓÃÏÂÁÐSQLÓï¾äÀ´´´½¨´Ë±íʱ£¬MySQL·µ»ØÏÂÁдíÎó£º
mysql> create table “Test Table2″ (id int, “First Name” varchar(200));
ERROR
1064 (42000): You have an error in your SQL syntax; check the manual
that corresponds to your MySQL server version for the right syntax to
use near ‘”Test Table2″ (id int, “First Name” varchar(200))’ at line 1
Õâ¸öMySQLÊý¾Ý¿âÊǰ´ÕÕĬÈÏÅäÖð²×°µÄ¡£
ÄÇô¸ÄÈçºÎ½â¾öÕâ¸öÎÊÌâÄØ£¿
·½·¨1£º
ʹÓà ` (¼´Êý×Ö¼ü1×ó±ßÄǸö¼ü)·ûÀ´´úÌæÉÏÃæµÄË«ÒýºÅ£¬¾ÍÏñÏÂÃæ
create table `Test Table2` (id int, `First Name` varchar(200));
·½·¨2£º
ÐÞ¸ÄMySQLµÄÅäÖÃÎļþmy.cnfÎļþ£¬ÔÚ[mysqld]´ËÏîÖÐÌí¼ÓÏÂÃæ²ÎÊý£¬È»ºóÖØÆôMySQLʹ֮ÉúЧ
sql_mode = ANSI_QUOTES
·½·¨3£º
ÔÚÆô¶¯MySQLʱÌí¼ÓÒ»¸öÆô¶¯Ñ¡Ïî
mysqld_safe –user=mysql –sql-mode=ANSI_QUOTES &


Ïà¹ØÎĵµ£º

»ùÓÚMySQLºÍInfobrightµÄÊý¾Ý²Ö¿â¼¼Êõ

»ùÓÚMySQLºÍInfobrightµÄÊý¾Ý²Ö¿â¼¼Êõ
Êý¾Ý²Ö¿â/·ÖÎö/ÉÌÎñÖÇÄÜ( BI )ÁìÓòÕýÔÚ·ÉËÙ·¢Õ¹¡£ÔÚ¼¤Áҵľ­¼Ã¾ºÕùÖÐËùÓÐÐÐÒµºÍÖÇÄÜÆóÒµÐèÒªÀûÓÃÆäÄÚ²¿µÄÊý¾ÝÀ´×ö³öÖØÒªµÄÉÌÒµ¾ö²ß£¬°üÀ¨Õ½ÊõºÍÕ½ÂÔÁ½·½Ã棬ÒÔ±£³ÖÐÐÒµµÄÁìÏȵØÎ»¡£
Êý¾Ý²Ö¿â(Èç¶ÔMySQLµÄÒ»´ÎÖØ´óÉç»áºÍ¿Í»§µ÷²é)ĿǰÊÇMySQLµÄµÚÎåÖÖ×î³£¼ûµÄÓ¦Óá£ÏÖÔÚÓÃÓÚMySQLÊý¾Ý ......

mysql ʹÓÃrandËæ»ú²éѯ¼Ç¼ЧÂʲâÊÔ

Ò»Ö±ÒÔΪmysqlËæ»ú²éѯ¼¸ÌõÊý¾Ý£¬¾ÍÓÃ
SELECT
 
*
 
from
 `
table

ORDER
 
BY
 
RAND
() LIMIT 
5
¾Í¿ÉÒÔÁË¡£
µ«ÊÇÕæÕý²âÊÔһϲŷ¢ÏÖÕâÑùЧÂʷdz£µÍ¡£Ò»¸ö15ÍòÓàÌõµÄ¿â£¬²éѯ5ÌõÊý¾Ý£¬¾ÓȻҪ8ÃëÒÔÉÏ
²é¿´¹Ù·½ÊֲᣬҲ˵rand()·ÅÔÚORDER BY ×Ó¾äÖлᱻִÐж ......

MySQL grant Óï·¨µÄÏêϸ½âÎö

ÒÔϵÄÎÄÕÂÊÇMySQL grantÓï·¨µÄÏêϸ½âÎö£¬Èç¹ûÄã¶ÔMySQL grantÓï·¨µÄÏà¹ØµÄʵ¼Ê²Ù×÷ÓÐÐËȤµÄ»°£¬Äã¾Í¿ÉÒÔ¶ÔÒÔϵÄÎÄÕµã»÷¹Û¿´ÁË¡£ÎÒÃÇ´ó¼Ò¶¼ÖªµÀMySQLÊý¾Ý¿â¸³ÓèÓû§È¨ÏÞÃüÁîµÄ¼òµ¥¸ñʽ¿É¸ÅÀ¨Îª£º
grant ȨÏÞ on Êý¾Ý¿â¶ÔÏó to Óû§
Ò»¡¢grant ÆÕͨÊý¾ÝÓû§£¬²éѯ¡¢²åÈë¡¢¸üС¢É¾³ý Êý¾Ý¿âÖÐËùÓбíÊý¾ÝµÄȨÀû¡£
grant ......

LinuxÏÂmysql°²×°ÅäÖÃÈëÃÅ֪ʶ

1¡¢ÏÂÔØMySQLµÄLinux°²×°Îļþ
¡¡¡¡Linuxϰ²×°MySQLÐèÒªÏÂÃæÁ½¸öÎļþ£º
 ¡¡¡¡MySQL-server-5.1.7-0.i386.rpm
¡¡¡¡ÏÂÔØµØÖ·Îª£ºhttp://dev.mysql.com/downloads/mysql/5.1.html£¬´ò¿ª´ËÍøÒ³£¬ÏÂÀ­ÍøÒ³ÕÒµ½“Linux x86 generic RPM (statically linked against glibc 2.2.5) downloads”ÏÕÒµ½“Ser ......

Now it's MySQL's turn...

Some problems encounted this afternoon, when trying to setup/test mysql capabilities on hypnos and virgil.
1.ERROR 2003 (HY000): Can't connect to MySQL server on 'server-name' (111)
access locally (i.e. from localhost) is fine, when trying remotely got this error. when tried with mysql++ library, ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ