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

mysql ÖÐÐÂÎÅÀà×Ô¶¯»»ÐÐÏÔʾÔÚjspÒ³Ãæ

Ö»Ðè´ÓÊý¾Ý¿â²é³öÀ´ºóÔÚÏÔʾµÄµØ·½ÓÃ<pre></pre>±êÇ©ÐÞÊΣ¬ÈçÏ£º
<!--
     <div style="font-size:12px;color:green;text-align:left">
     <pre>
      <%=
            beandao.queryById(26)
      %>
     </pre>
     </div>
  -->
×¢Ò⣺dbÖбØÐëÊÇtext¸ñʽ


Ïà¹ØÎĵµ£º

XAMPP 1.7.0ÖÐMySqlÎÞ·¨Æô¶¯½â¾ö·½·¨

ÎÒÔÚ°²×°XAMPP 1.7.0ʱ£¬°²×°³É¹¦ºó£¬´òËãÆô¶¯XAMPP¡£Apache˳ÀûÆô¶¯£¬µ«ÊÇMySqlÔõô¶¼Æô¶¯²»ÁË£¬ÌáʾµÄ´íÎóÊÇ£º
error:mysql service not started [-1]
ÎÒÖØÐÂ×°Á˼¸´Î¶¼²»ÐУ¬ÏÂÔØÁËÆäËûµÄ°æ±¾Ò²²»ÐУ¬ÎÒÕæ¸ã²»Çå³þΪʲô¡£ÎÒGoogleÁ˰ëÌ죬ÆðÏÈʱÖÐÎÄÍøÒ³£¬°´ÕÕ¼¸¸ö½â¾ö·½·¨×öÁ˶¼²»ÐУ¬¿Ï¶¨ÊÇûÓжÔÖ¢ÏÂÒ©°Ñ£¬È»ºóÎÒµ ......

ÈçºÎÌá¸ßMySQLÐÔÄÜ

Ò»¡¢ÎÊÌâµÄÌá³ö
¡¡¡¡ÔÚÓ¦ÓÃϵͳ¿ª·¢³õÆÚ£¬ÓÉÓÚ¿ª·¢Êý¾Ý¿âÊý¾Ý±È½ÏÉÙ£¬¶ÔÓÚ²éѯSQLÓï¾ä£¬¸´ÔÓÊÓͼµÄµÄ±àдµÈÌå»á²»³öSQLÓï¾ä¸÷ÖÖд·¨µÄÐÔÄÜ¡£ÓÅÁÓ£¬µ«ÊÇÈç¹û½«Ó¦ÓÃϵͳÌύʵ¼ÊÓ¦Óúó£¬Ëæ×ÅÊý¾Ý¿âÖÐÊý¾ÝµÄÔö¼Ó£¬ÏµÍ³µÄÏìÓ¦ËٶȾͳÉΪĿǰϵͳÐèÒª½â¾öµÄ×îÖ÷ÒªµÄÎÊÌâÖ®Ò»¡£ÏµÍ³ÓÅ»¯ÖÐÒ»¸öºÜÖØÒªµÄ·½Ãæ¾ÍÊÇSQLÓï¾äµÄÓÅ»¯¡£¶ÔÓ ......

¹ØÓÚmysql plugin ×Ô¶¨Òåϵͳ±äÁ¿

1. ¶¨Òå
/*
  Plugin system variables.
*/
static long     sysvar_one_value;
static char     *sysvar_two_value;
static MYSQL_SYSVAR_LONG(simple_sysvar_one, sysvar_one_value,
  PLUGIN_VAR_RQCMDARG,
  "Simple fulltext parser example system variab ......

MySql ×Ö·û´®º¯Êý


MySql ×Ö·û´®º¯Êý
[ 2006-04-22 19:24:44 | Author: Ychon ]
Font Size: Large | Medium | Small
¶ÔÓÚÕë¶Ô×Ö·û´®Î»ÖõIJÙ×÷£¬µÚÒ»¸öλÖñ»±ê¼ÇΪ1¡£
ASCII(str)
·µ»Ø×Ö·û´®strµÄ×î×óÃæ×Ö·ûµÄASCII´úÂëÖµ¡£Èç¹ûstrÊÇ¿Õ×Ö·û´®£¬·µ»Ø0¡£Èç¹ûstrÊÇNULL£¬·µ»ØNULL¡£
mysql> select ASCII('2');
-> 50
mysql ......

[ת]mysqlÐÔÄܵļì²éºÍµ÷ÓÅ·½·¨

ÎÒÒ»Ö±ÊÇʹÓÃmysqlÕâ¸öÊý¾Ý¿âÈí¼þ£¬Ëü¹¤×÷±È½ÏÎȶ¨£¬Ð§ÂÊÒ²ºÜ¸ß¡£ÔÚÓöµ½ÑÏÖØÐÔÄÜÎÊÌâʱ£¬Ò»°ã¶¼ÓÐÕâô¼¸ÖÖ¿ÉÄÜ£º
1¡¢Ë÷ÒýûÓн¨ºÃ£»
2¡¢sqlд·¨¹ýÓÚ¸´ÔÓ£»
3¡¢ÅäÖôíÎó£»
4¡¢»úÆ÷ʵÔÚ¸ººÉ²»ÁË£»
1¡¢Ë÷ÒýûÓн¨ºÃ
Èç¹û¿´µ½mysqlÏûºÄµÄcpuºÜ´ó£¬¿ÉÒÔÓÃmysqlµÄclient¹¤¾ßÀ´¼ì²é¡£
ÔÚlinuxÏÂÖ´ÐÐ
/usr/local/mysql/bin/ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ