¡¾³õѧÕßÇó½Ì¡¿SQLServerµÄʱ¼äÓë³ÌÐòÖв»Ò»ÖÂ
loatÀàÐ͵Äֵת»¯ÎªÊ±¼äÊÇ—>
C# code:
DateTime dt = DateTime.fromOADate(40277.4927000525);
MessageBox.Show(dt.ToString());
MessageBoxÏÔʾµÄʱ¼äÊÇ—>2010-4-9 11:49:29
µ«ÊÇͬÑùµÄÊý×Ö£¨¼È40277.4927000525£©£¬Èç¹û´ÓÊý¾Ý¿âÖÐÈ¡³öÀ´ÏÔʾµÄdatagridviewÖУ¬¾Í»á±ÈÉÏÃæµÄʱ¼ä¶àÁ½Ìì¡£
C# code:
SqlDataAdapter da = new SqlDataAdapter("select [ID],cast([Time] as datetime) from DatapointValue2", con);
//×¢:40277.4927000525¾ÍÊÇTimeÁÐijһÐÐÖеÄÖµ
¾¶Ô±È£¬Í¬ÑùÊÇ40277.4927000525£¬gridviewÖÐÏÔʾµÄÊÇ—>2010-4-11 11:49:29£¬Ò²¾ÍÊDZÈÕæÊµµÄʱ¼ä¶àÁ½Ìì¡£
ÎÒÏÖÔÚÏë×öµÄÊÂÊÇÏëÈÃdataGridviewµÄʱ¼äÏÔʾÕý³££¬¿É·ñÔÚsqlÓï¾äÀïÃæÖ±½Ó¼ôµôÁ½Ì죬»òÕßÓñðµÄ·½·¨¡£Ï£Íû¸ßÊÖÖ¸µã£¡£¡£¡
Íò·Ö¸Ð¼¤£¡£¡£¡£¡£¡£¡
http://msdn.microsoft.com/zh-cn/library/ms186819.aspx
¸Ðл¿Õ¾ü£¬»ØÁË£¡£¡£¡£¡
»ØÁË£¡£¡£¡£¡—>»áÁË£¡£¡£¡£¡
Ïà¹ØÎÊ´ð£º
ÈçºÎ½«SqlServerÊý¾Ý¿âÖеÄÊý¾Ýµ¼Èëµ½ExcelÖУ¿
ÓÃsql server ×Ô´øµÄ¹¤¾ß
ÒýÓÃ
ÓÃsql server ×Ô´øµÄ¹¤¾ß
SQL²éѯ·ÖÎöÆ÷
DTSµ¼Èëµ¼³öÊý¾Ý
¿ÉÒÔÓÃSqlServer×Ô´øµÄ¹¤¾ß
ËùÓÐÈÎÎñ£µ¼³öÊý¾Ý¡£
ÄãÏÈÓòéÑ ......
1¡£ÔõÑùʹxp_cmdshellÄÜÍêÕûÊä³ö³¬¹ý255¸ö×Ö·ûµÄ×Ö·û´®¡£
2¡£select ʱ£¬¼ìË÷ËÙ¶ÈÊÇÓëfromºóµÄ TABLE˳ÐòÓйأ¬»¹ÊÇÓëwhereÌõ¼þµÄ˳ÐòÓйØ(TABLEÊý¾Ý¶àÉÙ )
ÔÚϵͳÊôÐÔÉ趨ÀïÓиöÑ¡Ïî,¿ÉÒÔÐ޸ĵ¥×Ö¶ÎÊä³ö×ÖÊýÏÞÖÆ. ......
select * from export where Æ·ÅÆ is not null and ÎÄÕ±êÌâ like '%»¹ÒªÈ̶à¾Ã?·áÌïµÄ'ɲ³µ'Óë'»Ø¹é'%'
Õâ¾ä²éѯÓï¾äתÒåÔõôдѽ£¬Çë´ó¼Ò°ïÏÂæ£¬Ð»ÁË
SQL code:
select * from export where Æ·ÅÆ is not nu ......
ÎÒÔÚÆóÒµ¹ÜÀíÆ÷Öн«sqlserver µÄÒ»¸öÊý¾Ý¿âµ¼³öΪaccess£¬ÒªÓû§ÃûºÍÃÜÂë,
ÎÒÊäÈëÁËsqlÊý¾Ý¿âµÄ²»ÐÐ
accessĬÈϵÄadminÓû§ÃûÒ³²»ÐС£
Ôõô°ì£¿
µÇ¼Êý¾Ý¿âµÄÃû×ÖºÍÃÜÂë,²»Í¬·þÎñÆ÷,ÏȽ¨Á¢Á´½Ó·þÎñÆ÷
SQL cod ......