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MySQL²éѯ¼°É¾³ýÖØ¸´¼Ç¼µÄ·½·¨

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1¡¢²éÕÒ±íÖжàÓàµÄÖØ¸´¼Ç¼£¬Öظ´¼Ç¼ÊǸù¾Ýµ¥¸ö×ֶΣ¨peopleId£©À´ÅжÏ
select * from people
where peopleId in (select  peopleId  from  people  group  by  peopleId  having  count(peopleId) > 1)
2¡¢É¾³ý±íÖжàÓàµÄÖØ¸´¼Ç¼£ ......

mysqlµ¥ÒýºÅºÍË«ÒýºÅµÄÓ÷¨

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Ë«ÒýºÅÀïÃæµÄ×ֶλᾭ¹ý±àÒëÆ÷½âÊÍÈ»ºóÔÙµ±×÷HTML´úÂëÊä³ö£¬µ«Êǵ¥ÒýºÅÀïÃæµÄ²»ÐèÒª½âÊÍ£¬Ö±½ÓÊä³ö¡£ÀýÈ磺
$abc='I love u';
echo $abc //½á¹ûÊÇ:I love u
echo '$abc' //½á¹ûÊÇ:$abc
echo "$abc" //½á¹ûÊÇ:I love u
ËùÒÔÔÚ¶ÔÊý¾Ý¿âÀïÃæµÄSQLÓï¾ä¸³ÖµµÄʱºòÒ²ÒªÓÃÔÚË«ÒýºÅ ......

mysql±àÂëÎÊÌâ

Ê×ÏÈÉèÖÃmysqlµÄ±àÂëΪutf8
ÔÚlinuxÏÂÐ޸쳏ömy.cnfµÄ£±¸ö/etc/mysql
/my.cnfÎļþ
ÕÒµ½¿Í»§¶ËÅäÖÃ[client] ÔÚÏÂÃæÌí¼Ó
default-character-set=utf8 ĬÈÏ×Ö·û¼¯Îªutf8
ÔÚÕÒµ½[mysqld] Ìí¼Ó
default-character-set=utf8 ĬÈÏ×Ö·û¼¯Îªutf8
init_connect='SET NAMES utf8' £¨É趨Á¬½Ómysql
Êý¾Ý¿âʱʹÓÃutf8±àÂ룬ÒÔÈà ......

ubuntu 9.10 °²×° php mysql apache(LAMP)

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1. Ê×ÏȰ²×°SSH
sudo apt-get install ssh
2.°²×°MySQL(ËäÈ»ÏÖÔÚ×îаæÎª5.1£¬µ«ÊÇ»¹Ö»ÄÜ×°5.0°æ±¾)
sudo apt-get install mysql-server-5.0
3.°²×°Apache
sudo apt-get install apache2
4.°²×°PHP
sudo apt-get install php5 libapache2-mod-php5
5.ÖØÆôApache
sudo /etc/init.d/apache2 restart ......
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