MySQL update ÑÏÖØÎÊÌâ
ÏÖÔÚÎÒÏëʵÏÖÒÔÏ·½·¨£º »·¾³struts2+ibatis2.3+mysql5 ´ÓjspµÃµ½Êý¾ÝºóÏÈupdate £¬Èç¹ûÊý¾Ý¿âÀïûÓиÃÐÅÏ¢ÔÙ insert £¬ÎÒÓÃÁËtry catch Òì³£²¶×½£¬±¾Ïëtry{ update} catch£¨£©{insert} µÄ£¬½á¹ûupdateÔÚÊý¾Ý¿âûÓÐÕÒµ½ÐÅÏ¢ºó²¢Ã»ÓÐÅ׳öÒì³£¡£¡£¡£ÇëÎʸ÷λ¸ßÊÖ£¬ÓÐûÓÐʲô½â¾ö°ì·¨£¬ÔÚ Ïߵȡ£¡£¡£
×Ô¼º¶¥Ò»¸ö update¿ÉÒÔ·µ»ØÓ°ÏìÐÐÊý£¬²»ÖªÕâÑùÐв»ÐÐ try { if(update <1) insert; }catch(Exception mye){} Çë½Ì£¡£¡Çë½Ì£¡£¡ if(update ==0) insert; ×îºÃÖ±½ÓÓÃsaveOrUpdate·½·¨°É£¨²»ÄܸüÐµĻ°¾Í²åÈ룩¡£hibernateÀïÃæÓУ¬²»ÖªµÀibatisÓÐûÓУ¬ update ·µ»ØÓ°ÏìµÄÐÐÊý£¬sqlÔõôд°¡£¿ÒýÓà update ·µ»ØÓ°ÏìµÄÐÐÊý£¬sqlÔõôд°¡£¿ service·½·¨ÀïÒ²¾ÍÊÇÄãµÄtry--catch·½·¨À·µ»ØÖµ¾ÍÊÇupdateÓ°ÏìµÄÐÐÊýÒýÓà ÒýÓà 4 Â¥ yingtaoxiaonizi µÄ»Ø¸´: update ·µ»ØÓ°ÏìµÄÐÐÊý£¬sqlÔõôд°¡£¿ service·½·¨ÀïÒ²¾ÍÊÇÄãµÄtry--catch·½·¨À·µ»ØÖµ¾ÍÊÇupdateÓ°ÏìµÄÐÐÊý ¿ÉÊÇÎÒµÄupdateÓï¾äûÓÐд·µ»ØÖµ°¡... ÎÒÓõÄÊÇibatis£¬²»ÊÇjdbc....²»ÖªµÀÔõô·µ»ØÓ°ÏìÐÐÊý
Ïà¹ØÎÊ´ð£º
ÎÒÔÚ×¢²áÒ³ÃæÐ´ÈëÁËÈçÏ´úÂ룺 <?php $conn=mysql_connect("localhost","root","614510")or die("Êý¾Ý¿â·þÎñÆ÷Á¬½Ó´íÎó".mysql_error()); & ......
MySqlÖвåÈ뵱ǰʱ¼äµÄ¸ÃÔõôд°¡£¿ now() SQL code: sqlÀïÊÇ£º getdate() ÒýÓà now() ѧϰ SQL code: select now(); SQL code: TODAY() ? SQL code: select now(); /* ......
ÎÒÒÔǰ°²×°ÁËÒ»´Î£¬ºóÀ´Ð¶ÔØÁË£¬ÏÖÔÚÔÙ°²×°µÄʱºò£¬Ìáʾ´íÎó£ºError 1305.Error reading from file C:DOCUME~1\LOCALS~1\Temp\mysql_server.msi.Verify that the file exists and that you can access it. ¿ ......
ÐèÒªÔÚMySQLÀïÃæÐ´¸ö´¢´æ¹ý³Ì, ·ÃÎÊoracleµÄÊý¾Ý. Ŀǰ²»ÄÜ oracle¿ÉÒԾͿÉÒÔÁ¬½Ómysql£¬Í¨¹ýodbc+dblinkÀ´Á¬½Ó ûÓа취¡£Ä¿Ç°µÄMYSQLµÄ°æ±¾ÖÐÉв»Ö§³ÖÁ¬½Óµ½ÆäËüÊý¾Ý¿â£¬ ÕæÍ¦ÓÐÏë·¨µÄ ĿǰÎÒû×ö¹ý
......