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

SqlServerÊý¾Ý¿â×Öµä£¨×ªÔØ£©


ÒýÓÃ×Ôhttp://blog.163.com/xing_aixin/blog/static/3723550520088189201623/
ÍøÉÏÓкܶàSQL ServerÊý¾Ý¿â×ÖµäµÄSQLÓï¾ä£¬ÆßÁã°ËÂ䣬ÎÒÔÚ¹¤×÷ÕûÀíÁËÒ»ÏÂ˼·£¬×ܽáSQL´úÂëÈçÏ¡£Êý¾Ý¿â×Öµä°üÀ¨±í½á¹¹(·Ö2KºÍ2005)¡¢Ë÷ÒýºÍÖ÷¼ü. Íâ¼ü.Ô¼Êø.ÊÓͼ.º¯Êý.´æ´¢¹ý³Ì.´¥·¢Æ÷¡£¿ÉÒÔÔÚÆóÒµ¹ÜÀíÆ÷¡¢²éѯ·ÖÎöÆ÷Öмòµ¥Ö´ÐУ¬Ö±½ÓÁ˵±µÄ²é³öSQL2K¼°SQL2005µÄËùÓÐÊý¾Ý×ֵ䣬·½±ãÎĵµµÄ±àд£¬Ï£Íû¶Ô´ó¼ÒÓаïÖú¡£
¡¡¡¡1. SqlServer2000Êý¾Ý¿â×Öµä--±í½á¹¹.sql
SELECT TOP 100 PERCENT --a.id,
      CASE WHEN a.colorder = 1 THEN d.name ELSE '' END AS ±íÃû,
      CASE WHEN a.colorder = 1 THEN isnull(f.value, '') ELSE '' END AS ±í˵Ã÷,
      a.colorder AS ×Ö¶ÎÐòºÅ, a.name AS ×Ö¶ÎÃû, CASE WHEN COLUMNPROPERTY(a.id,
      a.name, 'IsIdentity') = 1 THEN '√' ELSE '' END AS ±êʶ,
      CASE WHEN EXISTS
          (SELECT 1
         from dbo.sysindexes si INNER JOIN
               dbo.sysindexkeys sik ON si.id = sik.id AND si.indid = sik.indid INNER JOIN
               dbo.syscolumns sc ON sc.id = sik.id AND sc.colid = sik.colid INNER JOIN
               dbo.sysobjects so ON so.name = si.name AND so.xtype = 'PK'
         WHERE sc.id = a.id AND sc.colid = a.colid) THEN '√' ELSE '' END AS Ö÷¼ü,
      b.name AS ÀàÐÍ, a.length AS ³¤¶È, COLUMNPROPERTY(a.id, a.name, 'PRECISION')
      AS ¾«¶È, ISNULL(COLUMNPROPERTY(a.id, a.name, 'Scale'), 0) AS СÊýλÊý,
      CASE WHEN a.isnullable = 1 THEN '√' ELSE '' END AS ÔÊÐí¿Õ, ISNULL(e.text, '')
     


Ïà¹ØÎĵµ£º

´ÓOracle¡¢SQLServerÖÐÈ¡µÃ×¢ÊÍ

¸ù¾Ý±í½á¹¹Éú³ÉJavaÎļþµÄ¹¤¾ß£¬ÔÚÈ¡µÃ±íµÄ×Ö¶ÎʱÈçºÎÈ¡µÃ±íµÄ¸÷ÖÖÐÅÏ¢ºÍ×¢ÊÍ£¬¾­¶à·½ËÑѰÕÒµ½ÈçÏÂ×ÊÁϱ¸Ó㺠oracle£º
        user_tab_comments;±í×¢ÊÍ
        user_col_comments;±í×Ö¶Î×¢ÊÍ
        Ò ......

ѧϰ£ºÁ½ÖÖSqlServerÊý¾Ý¿âÁ¬½ÓµÄʾÀý´úÂë

1¡¢ÊµÀýÒ»£º
public void SqlConnectionOpen()
{
        SqlConnection myConn=new SqlConnection();
        myConn.ConnectionString="server=(local);database=pubs;Trusted_Connection=yes";
        ......

sqlserverÊý¾Ý¿âDateTime¸ñʽ²Ù×÷

Êý¾ÝÀï(sqlserver) µÄ²Ù×÷ £º
eg £º2008-3-31 10:34 --> 2008-3-31
Ò».½ØÈ¡×Ö·û´®·½Ê½
select substring('2008-3-31 10:34',0,charindex(' ','2008-3-31 10:34'))
¶þ.
Select
CONVERT(varchar, getdate(), 1),--mm/dd/yy
CONVERT(varchar, getdate(), 2),--yy.mm.dd
CONVERT(varchar, getdate() ......

sqlserver°²×°ºÍ¿ò¼Ü

ÎÒÃÇ×ÜÊǰÑSQL Server Õâ¸öµ¥´Ê¹ÒÔÚ×ì±ß£¬Ò²ÐíºÜÉÙÓÐÈË˼¿¼¹ý SQL Server µ½µ×ÊÇʲô¶«Î÷¡£Õâ¸öÎÊÌâºÜÄÑÓü¸¾ä»°½²Çå³þ¡£ÎÒÃÇÖ®ËùÒÔÒªÓÃÁ¬Ôصķ½Ê½ÌÖÂÛ SQL Server£¬¾ÍÊÇÒª´Ó²»Í¬µÄ½Ç¶È²ûÊöÕâ¸öÎÊÌâ¡£
¡¡¡¡Ò»¡¢·þÎñÆ÷×é¼þ
¡¡¡¡SQL Server 2000ÓÉÁ½¸ö²¿·Ö×é³É£º·þÎñÆ÷×é¼þºÍ¿Í»§¶Ë¹¤¾ß¡£
¡¡¡¡1.ÄÚÈÝ
¡¡¡¡SQL ServerµÄ·þ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ