MySQLµÄ²éѯÓÅ»¯ºÜɵ
select id from message where author_id in (select followed_id from Relation where follower_id=1) order by id desc ºÍ ·Ö±ðÖ´ÐÐ $userlist = select followed_id from Relation where follower_id=1 ÔÙ select id from message where author_id in ($userlist) order by id desc ¾¹È»ÓÐÁ½¸öÊýÁ¿¼¶µÄ²î±ð£¬DAMN IT!!!!
Ïà¹ØÎĵµ£º
MySQL×Ö·û´®ÁÐÀàÐÍÇø·Ö
1.
Ê×ÏÈCHAR, VARCHAR, TEXTºÍBINARY, VARBINARY, BLOBµÄÇø±ð£º
CHAR, VARCHAR, TEXT³ÆÎª·Ç¶þ½øÖÆ×Ö·û´®£»
BINARY, VARBINARY, BLOB³ÆÎª¶þ½øÖÆ×Ö·û´®£»
¶þ½øÖÆ×Ö·û´®ºÍ·Ç¶þ½øÖÆ×Ö·û´®µÄÇø±ðÊÇ£º
¶þ½øÖÆ×Ö·û´®°üº¬µÄÊÇ×Ö½Ú×Ö·û´®£¬·Ç¶þ½øÖÆ×Ö·û´®°üº¬µÄÊÇ×Ö·û×Ö·û´®£»
ºóÕß¿ÉÒÔ¶¨Òå×Ö·û¼ ......
Weblogic 9.1µÄdomainÅäÖÃmysqlÁ¬½Ó³Ø
¡¡¡¡±¾ÎĽéÉÜÔÚweblogic 9.1ϵÄdomainÅäÖÃmysqlÁ¬½Ó³Ø²½Ö裺
¡¡¡¡1.ÔÚweblogicĿ¼ÏµÄserverlibÏÂÌí¼ÓmysqlÇý¶¯
¡¡¡¡mysql-connector-java-3.1.11-bin.jar
¡¡¡¡2.ÔÚweblogicĿ¼ÏµÄcommoninÏÂÕÒµ½commEnv.cmd´ò¿ª
¡¡¡¡ÕÒµ½set weblogic_classpath= ºó±ß¼ÓÉÏmysqlÇý¶¯ ......
mysql.data.dll¿½±´µ½binÏÂÃæ²¢ÒýÓÃÒ»ÏÂ
using MySql.Data.MySqlClient;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
string myConnectionString = "Database=test;Data Source=localhost;User Id=root;Password=admin" ......
Õ⼸Ìì°²×°ÁËһ̨linux·þÎñÆ÷¡£±¾À´Ò»Î»Í¦¼òµ¥¸öÊ£¬Ã»Ïëµ½ÕÛÌÚÁ˺ü¸Ìì¡£
Ê×ÏÈÊÇ °²×° AS4.4
·þÎñÆ÷ÊÇÁªÏë R520 G6£¬±¾ÒÔΪŪ¸öаæµÄunbuntu¾ÍÄÜÇý¶¯ÆðÀ´£¬Ã»Ïëµ½ÉÏÀ´¾ÍÓöµ½ÁËÂé·³¡£Ð°æµÄlinux»¹ÊÇû°ì·¨Çý¶¯ÆðÀ´£¬ÁªÏëËæ»ú¸øµÄÇý¶¯×î¸ß¾Íµ½AS4.4£¬Ã»°ì·¨Ö»ºÃÕÒÕÒAS4.4 °²×°ÁË¡£
Ê×ÏȹâÅÌÆô¶¯ ÊäÈë linux dd&nb ......
1¡¢PHP·¢ËÍÖÐÎÄ¡¢Ajax½ÓÊÕ
Ö»ÐèÔÚphp¶¥²¿¼ÓÈëÒ»¾ä£º
header('Content-type: text/html;charset=GB2312');
xmlHttp»áÕýÈ·½âÎöÆäÖеÄÖÐÎÄ¡£
2¡¢Ajax·¢ËÍÖÐÎÄ¡¢PHP½ÓÊÕ
Õâ¸ö±È½Ï¸´ÔÓ£º
AjaxÖÐÏÈÓÃencodeURIComponent¶ÔÒªÌá½»µÄÖÐÎĽøÐбàÂë
PHPÖУº
$GB2312string=iconv( ‘UTF-8′, ‘gb2312//I ......