Ò»¸öMYsqlÀà
<?php
class mysql {
/*+++++++++++++++Êý¾Ý¿â·ÃÎÊÀà++++++++++++++++++++++++++
+++++++++++++++++++++++++++++++++++++++++++++++++++++++
*/
//=================================================
//Á¬½ÓÊý¾Ý
private $Host = "localhost"; //·þÎñÆ÷µØÖ·
private $Database = "sansu"; //Êý¾Ý¿âÃû³Æ
private $User = "root"; //Óû§Ãû
private $Password = "czq339403229"; //Óû§ÃÜÂë
private $Char_Set = "utf8"; //ÉèÖÃÊý¾Ý¿â×Ö·û¼¯
//½á¹ûÊý¾Ý
public $Link_ID = 0; //Êý¾Ý¿âÁ¬½Ó
public $Query_ID = 0; //²éѯ½á¹û
public $Row_Result = array(); //½á¹û½Ú×é³ÉµÄÊý×é
public $Field_Result = array(); //½á¹û¼¯×Ö¶Î×é³ÉµÄÊý×é
// public $Affected_Rows=null; //Ó°ÏìµÄÐÐÊý
// public $Rows = null; //½á¹û¼¯ÐÐÊý
// public $Fields = null; //½á¹û¼¯×Ö¶ÎÊý
// public $Row_Position = null; //¼Ç¼ָÕëλÖÃË÷Òý
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// _______________________________________________________________
/*
+++++++++++¹¹Ô캯Êý++++++++++++++++
+++++++++++++++
Ïà¹ØÎĵµ£º
ÔÚMySQL 3.23.44°æ±¾ºó£¬InnoDBÒýÇæÀàÐ͵ıíÖ§³ÖÁËÍâ¼üÔ¼Êø¡£
Íâ¼üµÄʹÓÃÌõ¼þ£º
1.Á½¸ö±í±ØÐëÊÇ
InnoDB±í£¬MyISAM±íÔÝʱ²»Ö§³ÖÍâ¼ü£¨¾Ý˵ÒÔºóµÄ°æ±¾ÓпÉÄÜÖ§³Ö£¬µ«ÖÁÉÙĿǰ²»Ö§³Ö£©£»
2.Íâ¼üÁбØÐ뽨Á¢ÁËË÷Òý£¬MySQL
4.1.2ÒÔºóµÄ°æ±¾ÔÚ½¨Á¢Íâ¼üʱ»á×Ô¶¯´´½¨Ë÷Òý£¬µ«Èç¹ûÔÚ½ÏÔçµÄ°æ±¾ÔòÐèÒªÏÔʾ½¨Á¢£»
3.Íâ¼ü¹ØÏµµ ......
<!--
/* Font Definitions */
@font-face
{font-family:Courier;
panose-1:2 7 4 9 2 2 5 2 4 4;
mso-font-alt:"Courier New";
mso-font-charset:0;
mso-generic-font-family:modern;
mso-font-format:other;
mso-font-pitch:fixed;
mso-font-signature:3 0 0 0 1 0;}
@font-face
{f ......
°²×° MySQL£¬¿ÉÒÔÔÚÖÕ¶ËÌáʾ·ûºóÔËÐÐÏÂÁÐÃüÁ
sudo apt-get install mysql-server
sudo apt-get install mysql-client
sudo apt-get install php5-mysql
// °²×°php5-mysql Êǽ«phpºÍmysqlÁ¬½ÓÆðÀ´
Ò»µ©°²×°Íê³É£¬MySQL ·þÎñÆ÷Ó¦¸Ã×Ô¶¯Æô¶¯¡£Äú¿ÉÒÔÔÚÖÕ¶ËÌáʾ·ûºóÔËÐÐÒÔÏÂÃüÁîÀ´¼ì²é MySQL ·þÎñÆ÷ÊÇ·ñÕýÔÚÔËÐУº
s ......
1.ÓÅ»¯ÄãµÄMySQL²éѯ»º´æ
ÔÚMySQL·þÎñÆ÷ÉϽøÐвéѯ£¬¿ÉÒÔÆôÓøßËÙ²éѯ»º´æ¡£ÈÃÊý¾Ý¿âÒýÇæÔÚºǫ́ÇÄÇĵĴ¦ÀíÊÇÌá¸ßÐÔÄܵÄ×îÓÐЧ·½·¨Ö®Ò»¡£µ±Í¬Ò»¸ö²éѯ±»Ö´Ðжà´Îʱ£¬Èç¹û½á¹ûÊÇ´Ó»º´æÖÐÌáÈ¡£¬ÄÇÊÇÏ൱¿ìµÄ¡£
µ«Ö÷ÒªµÄÎÊÌâÊÇ£¬ËüÊÇÄÇôÈÝÒ×±»Òþ²ØÆðÀ´ÒÔÖÁÓÚÎÒÃÇ´ó¶àÊý³ÌÐòÔ±»áºöÂÔËü¡£ÔÚÓÐЩ´¦ÀíÈÎÎñÖУ¬ÎÒÃÇʵ¼ÊÉÏÊÇ¿ÉÒÔ×è ......
ÎÒÔÚmysql ÃüÁîÐÐÕâ¸öϵÁÐÀï½éÉܹýÓÐÌõ¼þ²éѯ£¬ËüÓõ½WHERE×Ӿ䡣µ«ÊÇÓÐʱºòÓÃWHERE×Ó¾äÎÞ·¨¸øÎÒÃǵIJéѯ¼ÓÈëÌõ¼þ£¬±ÈÈçÔÚÉÏÒ»½ÚÎÒÃÇѧϰµÄGROUP BY(°´×é¹éÀà)×Ӿ䣬Èç¹ûÎÒÃÇÒªÔÚ°´×é¹éÀàºó¼ÓÈëÌõ¼þ£¬ÓÃWHERE¾ÍÐв»Í¨£¬ÒòΪWHEREÖ»¿ÉÒÔÔÚ°´×é¹éÀàǰ¼ÓÈëÌõ¼þ¡£ºÃÔÚmysqlÌṩHAVING×Ӿ䣬Ëü¿ÉÒÔ°ïÎÒÃǽâ¾öÕâ¸öÎÊÌâ¡£
ÈçºÎÊ¹Ó ......