½â¾ömysql¿Í»§¶ËÂÒÂë
ͨ³£ÎÒϰ¹ß½«mysqlÊý¾Ý¿âÉèÖÃĬÈϱàÂëΪutf-8£¬Õâ¾ÍÓÐÒ»¸öÎÊÌ⣬ÔÚwindows¿Í»§¶ËÖÐÖÐÎÄÏÔʾÂÒÂ룬ÒòΪwindowsĬÈϱàÂëΪgb2312»òansi¡£¶à·½²éÕÒÖÕÓÚ½â¾ö£¬ÔÚwindows¿Í»§¶ËµÇÈëmysql
ÊäÈë
set NAMES GB2312;
СÃüÁ´ó×÷Óð¡¡£
Ïà¹ØÎĵµ£º
½ñÌì°²×°mysqlÓöµ½ºÜ¶àÂé·³£¬ÏëÏóÔÒò£¬×Ô¼º»¹ÊÇlinuxµÄ³õѧÕߣ¬Í¬Ê±ÊÜ´ìʱ×ÜÊÇÒª°ÑÎÊÌâµÄ¸´ÔÓϵÊý·Å´ó¡£
1 °²×°³åÍ»
¸ù¾Ý¡¶linux³ÌÐòÉè¼Æ¡·ÉϵÄÖ¸µ¼£¬´Ó¹ÙÍøÏÂÔØÁËmysql-server-xx£¬mysql-devel-xx£¬mysql-client-xx£¬mysql-share-xx£¬È»ºóÖ´ÐÐ
rpm -i *.rpm
½á¹û¶þÊ®¼¸ÐÐconflictÌáʾ£¬ËµÓÐÎļþÓëmysql-server-xxµÄ°² ......
×î½üÐÂÂòÁ˸öµçÄÔ£¬ÏµÍ³ÊÇwindows7£¬window7ÔÚ½çÃæ£¬¹¦ÄÜ·½Ã涼ͦÈÃÈËÂúÒâµÄ£¬¸Ð¾õºÜˬ£¬²»Ë¬µÄÊÇÓÖÒªÖØÐ°²×°»·¾³ÁË¡£
ËùÓÐÈí¼þ¾ù°²×°ÔÚF:\server\ÏÂ
apacheĿ¼£ºF:\server\apache2.2
phpĿ¼£ºF:\server\php
msyqlĿ¼£ºF:\server\mysql
Ò»¡¢°²×°apache
°²×°apacheµÄ°æ±¾ÊÇ£ºhttpd-2.2.15-win32-x86-no_ssl.msi
° ......
delimiter // ¸Ä±ä½ç¶¨·û Ϊ//
ÁгöËùÓÐÊý¾Ý¿â show databases;
ÁгöËùÓÐÊý¾Ý±í show tables;
¸Ä±äÁ¬½ÓÊý¾Ý¿â use databaes
²åÈë¼Ç¼ insert into users(UserName,Password) values('ivwshjj','123456');
ɾ³ý¼Ç¼ delete from users  ......
mssql,oracleÖÐ
test񡜧
1 5 abc
2 6 bcd
1 7 ade
2 8 adc
select a,b,c
from(
select a,b,c
,row_number()over(partition by a order by b desc) rn
from test
) &nb ......