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

Ò»²½Ò»²½Ñ§Linq to sql£¨ËÄ£©£º²éѯ¾ä·¨


select
 
ÃèÊö£º²éѯ¹Ë¿ÍµÄ¹«Ë¾Ãû¡¢µØÖ·ÐÅÏ¢
²éѯ¾ä·¨£º
var ¹¹½¨ÄäÃûÀàÐÍ1 = from c in ctx.Customers
                      select new
                      {
                          ¹«Ë¾Ãû = c.CompanyName,
                          µØÖ· = c.Address
                      };
¶ÔÓ¦SQL£º
SELECT [t0].[CompanyName], [t0].[Address]
from [dbo].[Customers] AS [t0]      
 
ÃèÊö£º²éѯְԱµÄÐÕÃûºÍ¹ÍÓÃÄê·Ý
²éѯ¾ä·¨£º
var ¹¹½¨ÄäÃûÀàÐÍ2 = from emp in ctx.Employees
                      select new
                      {
                          ÐÕÃû = emp.LastName + emp.FirstName,
                          ¹ÍÓÃÄê = emp.HireDate.Value.Year
                      };
¶ÔÓ¦SQL£º
SELECT [t0


Ïà¹ØÎĵµ£º

±¾µØsqlÁ¬½ÓÔ¶³Ì·þÎñÆ÷sql(ͼʾ)

ʹÓû·¾³£ºWinxp£¬Mssql 2000 ¸öÈ˰æ
¡¡¡¡1¡¢´ò¿ªÄãµÄ±¾µØMssqlÆóÒµ¹ÜÀíÆ÷£¬Õ¹¿ª¿ØÖÆÌ¨¸ùĿ¼¡¢Microsoft SQL Server¡¢SQL Server×顣ĬÈϰ²×°ºÃµÄMssql×éÖÐÖ»ÓÐÒ»¸öLocal£¨Windows NT£©¡£×¢Ò⣬ÔÚWin 2000ÖÐÏÔʾµÄÊDZ¾µØ¼ÆËã»úÃû¡£

¡¡¡¡2¡¢Êó±êÓÒ¼üSQL Server×飬ѡÔñн¨SQL Server×¢²áÃüÁµ¯³ö×¢²áÏòµ¼¡£

¡¡¡ ......

ÀûÓÃͬÒå´Ê¼ò»¯SQL Server 2005¿ª·¢

Ò». ÒýÑÔ
¡¡¡¡Èç¹ûÄãÔø¾­Ê¹ÓÃSQL Server¿ª·¢¹ýÈκÎÈí¼þ£¬ÄÇôÄã¿Ï¶¨»áϰ¹ßÓÚʹÓÃËIJ¿·Ö±êʶ·ûÀ´²Î¿¼Ò»¸ö¶ÔÏó£º
[[[server.][database].][schema_name].]object_name
¡¡¡¡ÕýÈçÉÏÃæµÄ·½À¨ºÅËùÏÔʾµÄ£¬¸ÃÓï·¨µÄ²»Í¬²¿·Ö¿ÉÒÔ±»ºöÂÔ£¬Ö»ÒªÄãÌṩ×ã¹»µÄ±í´ïÀ´ÎÞ¶þÒ嵨±êʶÄãµÄ¶ÔÏó¼´¿É¡£ÀýÈ磬ÏÂÃæËùÓÐÕâЩ±í´ï¶¼¿ÉÄܲο¼Ïàͬµ ......

cobolдsqlÃüÁî

SQLÖÐWHERE×Ó¾äÖпÉÒÔÀûÓÃLIKEÀ´Æ¥ÅäÏàËÆµÄÊý¾ÝÏµ±Ê±Îҵõ½µÄ½áÂÛÊÇ¿ÉÒÔʹÓÃ"%"À´Æ¥Åä×Ö·û´®£¬ÔÚSPUFIÖÐʹÓ㬵ÄÈ·¿ÉÒԵõ½×Ö·û´®Æ¥ÅäµÄЧ¹û¡£È磺
    SELECT * from TEST
          WHERE TESTID LIKE "CZX%";
    ÉÏÃæÕâ¾äÔÚSPUFIÖÐÌ ......

Hibernate SQL·½ÑÔ


RDBMS

·½ÑÔ

DB2

org.hibernate.dialect.DB2Dialect

DB2 AS/400

org.hibernate.dialect.DB2400Dialect

DB2 OS390

org.hibernate.dialect.DB2390Dialect

PostgreSQL

org.hib ......

AccessÓëSql ServerÖ®ASP´úÂë±È½Ï

ºǫ́Êý¾Ý¿â£º
[Microsoft Access]
Óë
[Microsoft Sql Server]
¸ü»»Ö®ºó£¬ASP´úÂëӦעÒâÒªÐ޸ĵÄһЩµØ·½£º
[Ò»]Á¬½ÓÎÊÌ⣨¾ÙÀý)
[Microsoft Access]
constr = "DBQ=c:\data\clwz.mdb; DRIVER={Microsoft Access Driver (*.mdb)}"
[Microsoft Sql Server]
constr = "DRIVER={SQL Server};SERVER=host;DATA ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ