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use tempdb
go
if (object_id ('t1' ) is not null ) drop table t1
if (object_id ('t2' ) is not null ) drop table t2
go
create table t1 (a int )
insert into t1 select 1 union select 2 union select 3
create table t2 (a int )
insert into t2 select 3 union select 4 union select 5
go
select * from t1 union select * from t2
go
/* Çó±í²¢¼¯
1
2
3
4
5*/
select * from t1 union all   select * from t2
go
/*Çó±í²¢¼¯²»¹ýÂËÖØ¸´
1
2
3
3
4
5*/
select * from t1 except select * from t2
go
/*Çót1¶Ôt2µÄ²î¼¯
1
2*/
select * from t1 intersect select * from t2
go
/*Çót1¶Ôt2µÄ½»¼¯
3*/


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¡¡¡¡S:select abs(-1) value
¡¡¡¡O:select abs(-1) value from dual
¡¡¡¡2.È¡Õû(´ó)
¡¡¡¡S:select ceiling(-1.001) value
¡¡¡¡O:select ceil(-1.001) value from dual
¡¡¡¡3.È¡Õû£¨Ð¡£©
¡¡¡¡S:select floor(-1.001) value ......

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SELECT * from TB_MILES_CB_ORDER
WHERE convert(varchar(100),ORDER_DATE,102)= £¿
ORDER BY ORDER_NO
SELECT CONVERT(varchar(100), GETDATE(), 0): 05 16 2006 10:57AM
SELECT CONVERT(varchar(100), GETDATE ......

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--TOP n ʵÏÖµÄͨÓ÷ÖÒ³´æ´¢¹ý³Ì(ת×Ô×Þ½¨)
CREATE PROC sp_PageView
@tbname sysname, --Òª·ÖÒ³ÏÔʾµÄ±íÃû
@FieldKey nvarchar(1000), --ÓÃÓÚ¶¨Î»¼Ç¼µÄÖ÷¼ü(Ωһ¼ü)×Ö¶Î,¿ÉÒÔÊǶººÅ·Ö¸ôµÄ¶à¸ö×Ö¶Î
@PageCurrent int=1, --ÒªÏÔʾµÄÒ³Âë
@PageSize int=10, - ......

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package com.wfy.system.dao;   
  
import java.sql.CallableStatement;   
import java.sql.Connection;   
import java.sql.ResultSet;   
import java.sql.SQLException;   
import java.sql.Types;    ......
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