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

Javascript :¡¡JSQL£¬SQLÎÞ´¦²»ÔÚ£¬

ÉÏ»ØËµµ½£¬²Ù×÷Object Array
Æäʵ»¹¿ÉÒÔÕâÑù²Ù×÷£º
var Room = [
            {
                ID: 'bot',
                name: 'test',
                sex: true
            }, {
                ID: 2,
                name: 'test8',
                sex: true
            }, {
                ID: 3,
                name: 'test5',
                sex: false
            }, {
                ID: 4,
                name: 'test2',
                sex: true
            }];
"update Room set name = 'man' where sex=true".executeSQL();
Ö§³ÖµÄSQLÓï¾äÓÐ SELECT \ INSERT \ UPDATE \ DELETE \ CREATE TABLE \ DROP TABLE
3.ÉÏ»ØËµµÀÎÒ·¢ÏÖDOMÆäʵҲ¿ÉÒÔÓÃSQL²Ù×÷
  ±È·½Ëµ£¬Äã¿ÉÒÔÖ±½Ó²åÈë100¸öͼƬelement²Ù×÷ÈçÏ£º
        'create table logolist'.ForDOM().executeSQL();
        for(var i=0;i<100;i++) {
            "insert into logolist(nodename,title,src) values ('img','google','images/google.gif')".ForDOM().execut


Ïà¹ØÎĵµ£º

ɾ³ýsql serverÊý¾Ý¿âÖÐËùÓÐÊý¾Ý

Æäʵɾ³ýÊý¾Ý¿âÖÐÊý¾ÝµÄ·½·¨²¢²»¸´ÔÓ£¬ÎªÊ²Ã´ÎÒ»¹Òª¶à´ËÒ»¾ÙÄØ£¬Ò»ÊÇÎÒÕâÀï½éÉܵÄÊÇɾ³ýÊý¾Ý¿âµÄËùÓÐÊý¾Ý£¬ÒòΪÊý¾ÝÖ®¼ä¿ÉÄÜÐγÉÏà»¥Ô¼Êø¹ØÏµ£¬É¾³ý²Ù×÷¿ÉÄÜÏÝÈëËÀÑ­»·£¬¶þÊÇÕâÀïʹÓÃÁË΢ÈíδÕýʽ¹«¿ªµÄsp_MSForEachTable´æ´¢¹ý³Ì¡£
Ò²ÐíºÜ¶à¶ÁÕßÅóÓѶ¼¾­Àú¹ýÕâÑùµÄÊÂÇ飺ҪÔÚ¿ª·¢Êý¾Ý¿â»ù´¡ÉÏÇåÀíÒ»¸ö¿Õ¿â£¬µ«ÓÉÓÚ¶ÔÊý¾Ý¿ ......

SQL ServerµÄϵͳ±í¼°ÆäÓ¦ÓÃÑо¿


¡¡¡¡1. SQL ServerµÄϵͳ±í
¡¡¡¡MicrosoftµÄSQL ServerÊÇÒ»¸ö¿ÉÉìËõµÄ¸ßÐÔÄÜÊý¾Ý¿â¹ÜÀíϵͳ£¬×¨Îª·Ö²¼Ê½¿Í»§»ú/·þ
ÎñÆ÷»·¾³¶øÉè¼Æ£¬SQL Server¼¸ºõ½«ËùÓеÄÅäÖÃÐÅÏ¢¡¢°²È«ÐÔÐÅÏ¢ºÍ¶ÔÏóÐÅÏ¢¶¼´æ´¢ÔÚÁËËü×Ô
ÉíµÄϵͳ±íÖУ¬¶øÏµÍ³±í´æÔÚÓÚÿ¸ö¶ÀÁ¢µÄÊý¾Ý¿âÖУ¬´æ´¢Ò»¸öÌØ¶¨Êý¾Ý¿â¶ÔÏóÐÅÏ¢µÄϵͳ±í
ͨ³£³ÆÎªÊý¾Ý¿âĿ¼£¬M ......

SQL Server´æ´¢¹ý³ÌÖÐraiserrorµÄʹÓÃ


Ò» ϵͳԤ¶¨Òå´íÎó´úÂë
SQL Server ÓÐ3831¸öÔ¤¶¨Òå´íÎó´úÂ룬ÓÉmaster.dbo.sysmessages±íά»¤¡£Ã¿Ò»¸ö´íÎó´úÂë¶¼ÓÐÏàÓ¦µÄ¼¶±ðºÍÃèÊö¡£
´íÎó¶¨ÒåµÄ¼¶±ð´Ó0µ½25¡£20ÒÔÉϵĴíÎó´ú±íÖØ´ó´íÎó£¬Í¨³£ÒâζןôíÎó»áµ¼Ö´洢½ø³ÌÁ¢¿ÌÖÕÖ¹£¬²¢ÇÒËùÓеĿͻ§Á¬½Ó¶¼ÒªÖØÐ³õʼ»¯¡£
·Ç¹Ø¼üÐÔ´íÎóÖ»ÊǽûÖ¹µôµ±Ç°ÔËÐеijÌÐòÐУ¬²¢¼Ì ......

SQLµÄ×óÁ¬½Ó£¨left join £©


SELECT g.rid, room_no, planed_count,cc from
    (SELECT rid,room_no, planed_count from YC_HOTEL_ROOM_T ) r
left join
    (SELECT rid,count(*) cc  from  YC_GUEST_INFO_T group by rid ) g
ON   r.rid = g.rid  WHERE planed_ ......

SQLÈ¡³öµÚ m Ìõµ½µÚ n Ìõ¼Ç¼µÄ·½·¨

´ÓTable ±íÖÐÈ¡³öµÚ m Ìõµ½µÚ n ÌõµÄ¼Ç¼£º(Not In °æ±¾)
SELECT TOP n-m+1 *
  from Table
  WHERE (id NOT IN (SELECT TOP m-1 id from Table ))
--´ÓTABLE±íÖÐÈ¡³öµÚmµ½nÌõ¼Ç¼ (Exists°æ±¾)
SELECT TOP n-m+1 * from TABLE AS a WHERE Not Exists
(Select * from (Select Top m-1 * from TABLE orde ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ