SQL Server SQLÓï¾äµ¼Èëµ¼³ö´óÈ«
/******* µ¼³öµ½excel
EXEC master..xp_cmdshell ’bcp SettleDB.dbo.shanghu out c:\temp1.xls -c -q -S"GNETDATA/GNETDATA" -U"sa" -P""’
/*********** µ¼ÈëExcel
SELECT *
from OpenDataSource( ’Microsoft.Jet.OLEDB.4.0’,
’Data Source="c:\test.xls";User ID=Admin;Password=;Extended properties=Excel 5.0’)...xactions
SELECT cast(cast(¿ÆÄ¿±àºÅ as numeric(10,2)) as nvarchar(255))+’¡¡’ ת»»ºóµÄ±ðÃû
from OpenDataSource( ’Microsoft.Jet.OLEDB.4.0’,
’Data Source="c:\test.xls";User ID=Admin;Password=;Extended properties=Excel 5.0’)...xactions
/** µ¼ÈëÎı¾Îļþ
EXEC master..xp_cmdshell ’bcp "dbname..tablename" in c:\DT.txt -c -Sservername -Usa -Ppassword’
/** µ¼³öÎı¾Îļþ
EXEC master..xp_cmdshell ’bcp "dbname..tablename" out c:\DT.txt -c -Sservername -Usa -Ppassword’
»ò
EXEC master..xp_cmdshell ’bcp "Select * from dbname..tablename" queryout c:\DT.txt -c -Sservername -Usa -Ppassword’
µ¼³öµ½TXTÎı¾£¬ÓöººÅ·Ö¿ª
exec master..xp_cmdshell ’bcp "¿âÃû..±íÃû" out "d:\tt.txt" -c -t ,-U sa -P password’
BULK INSERT ¿âÃû..±íÃû
from ’c:\test.txt’
WITH (
FIELDTERMINATOR = ’;’,
ROWTERMINATOR = ’\n’
)
--/* dBase IVÎļþ
select * from
OPENROWSET(’MICROSOFT.JET.OLEDB.4.0’
,’dBase IV;HDR=NO;IMEX=2;DATABASE=C:\’,’select * from [¿Í»§×ÊÁÏ4.dbf]’)
--*/
--/* dBase IIIÎļþ
select * from
OPENROWSET(’MICROSOFT.JET.OLEDB.4.0’
,’dBase III;HDR=NO;IMEX=2;DATABASE=C:\’,’select * from [¿Í»§×ÊÁÏ3.dbf]’)
--*/
--/* FoxPro Êý¾Ý¿â
select * from openrowset(’MSDASQL’,
’Driver=Microsoft Visual FoxPro Driver;SourceType=DBF;SourceDB=c:\’,
’select * from [aa.DBF]’)
--*/
/**************µ¼ÈëDBFÎļþ****************/
select * from openrowse
Ïà¹ØÎĵµ£º
ºØÖÝÊм²²¡Ô¤·À¿ØÖÆÖÐÐÄËùÓõÄZmSoft´ÓÒµÌå¼ìÐÅÏ¢ÍøÂçϵͳV2010.1.26 Õýʽ°æ²ÉÓÃSQL SERVER2000ƽ̨,²»Ã÷ÔÒò,Êý¾Ý¿â"ÖÃÒÉ“,¿Í»§ÊÔ¹ýËùÓÐÍøÉÏ·½·¨,δÄܽâ¾ö.ÉòÑô¿ÎÄÊý¾Ý»Ö¸´ÖÐÐÄSQLÊý¾Ý¿â¹¤³Ìʦ³É¹¦½«Æä½â¾ö.
ÉòÑô¿ÎÄÊý¾Ý»Ö¸´ÖÐÐÄMS SQL SERVERÑз¢Ð¡×éÖÂÁ¦ÓÚMsSqlÊý¾Ý¿â¼¼ÊõµÄÑо¿¡£¾¹ý¶àÄêÑо¿ÍêÈ«ÕÆÎÕÁËS ......
½«Ä³ÖÖÊý¾ÝÀàÐ͵ıí´ïʽÏÔʽת»»ÎªÁíÒ»ÖÖÊý¾ÝÀàÐÍ¡£CAST ºÍ CONVERT ÌṩÏàËÆµÄ¹¦ÄÜ¡£
Óï·¨
ʹÓà CAST£º
CAST ( expression AS data_type )
ʹÓà CONVERT£º
CONVERT (data_type[(length)], expression [, style])
²ÎÊý
expression
ÊÇÈκÎÓÐЧµÄ Microsoft® SQL Server™ ±í´ïʽ¡£Óйظü¶àÐÅÏ¢£¬Çë² ......
¡¡¡¡µ±Ö´ÐÐÒ»ÌõDMLÓï¾äºó£¬DMLÓï¾äµÄ½á¹û±£´æÔÚËĸöÓαêÊôÐÔÖУ¬ÕâЩÊôÐÔÓÃÓÚ¿ØÖƳÌÐòÁ÷³Ì»òÕßÁ˽â³ÌÐòµÄ״̬¡£µ±ÔËÐÐDMLÓï¾äʱ£¬PL/SQL´ò¿ªÒ»¸öÄÚ½¨Óα겢´¦Àí½á¹û£¬ÓαêÊÇά»¤²éѯ½á¹ûµÄÄÚ´æÖеÄÒ»¸öÇøÓò£¬ÓαêÔÚÔËÐÐDMLÓï¾äʱ´ò¿ª£¬Íê³Éºó¹Ø±Õ¡£ÒþʽÓαêֻʹÓÃSQL%FOUND,SQL%NOTFOUND,SQL%ROWCOUNTÈý¸öÊôÐÔ.SQL%FOUND,SQ ......
±ê×¼µÄ SQL µÄ½âÎö˳ÐòΪ:
(
1
).
from
×Ó¾ä, ×é×°À´×Ô²»Í¬Êý¾ÝÔ´µÄÊý¾Ý
(
2
).
WHERE
×Ó¾ä, »ùÓÚÖ¸¶¨µÄÌõ¼þ¶Ô¼Ç¼½øÐÐɸѡ
(
3
).
GROUP
BY
×Ó¾ä, ½«Êý¾Ý»®·ÖΪ¶à¸ö·Ö×é
(
4
).ʹÓþۺϺ¯Êý½øÐмÆËã
(
5
).ʹÓÃ
HAVING
×Ó¾äɸѡ·Ö×é
(
6
).¼ÆËãËùÓеıí´ïʽ
......
ʹÓÃPowerDesignerÉú³ÉÊý¾Ý¿â
½¨±íSQL
½Å
±¾Ê±£¬ÓÈÆäÊÇOracleÊý¾Ý¿âʱ£¬±íÃûÒ»°ã»á´øÒýºÅ¡£Æäʵ¼ÓÒýºÅÊÇPL/SQLµÄ¹æ·¶£¬Êý¾Ý¿â»áÑϸñ°´ÕÕ“”ÖеÄÃû³Æ½¨±í£¬Èç¹ûûÓГ”£¬»á°´ÕÕ
ORACLEĬÈϵÄÉèÖý¨±í£¨DBA
STUDIOÀïÃæ£©£¬Ä¬ÈÏÊÇÈ«²¿´óд£¬ÕâÑù£¬ÔÚORACLEÊý¾Ý¿âÀïµÄ×ֶξÍÈç“Column_1&rdqu ......