SqlServer ÓαêÀý×Ó
Declare @Id int
Declare @Name varchar(20)
Declare Cur Cursor For Select Id,Name from T_User
Open Cur
Fetch next from Cur Into @Id,@Name
While @@fetch_status=0
Begin
Update T_User Set [Name]=@Name,Id=@Id
Fetch Next from Cur Into @Id,@Name
End
Close Cur
Deallocate Cur
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±í1:Users
USE [Wish]
GO
/****** ¶ÔÏó: Table [dbo].[Users] ½Å±¾ÈÕÆÚ: ......
select
convert(char(4),auth,120)+'Äê'+
substring(convert(char(10),auth,120),6,2)+'ÔÂ'+
substring(convert(char(10),auth,120),9,2)+'ÈÕ',
convert(char(4),appr,120)+'Äê'+
substring(convert(char(10),appr,120),6,2)+'ÔÂ'+
substring(convert(char(10),appr,120),9,2)+'ÈÕ'
from a
ÒÔÉÏ´úÂëʵÏֵĹ¦Ä ......
SQL SERVERÊý¾Ý¿â¿ª·¢µÄ¶þʮһÌõ¾ü¹æ
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²»ÒªÇáÊÓÕâÒ»µã£¬ÕâÊDZ¾ÎÄ×î¹Ø¼üµÄÒ»Ìõ¡£Ò²ÐíÄãÒ²¿´µ½ÓкܶàµÄSQL SERVER³ÌÐòԱûÓÐÕÆÎÕÈ«²¿µÄT- ......
MySQL:
SELECT column from table
ORDER BY RAND()
LIMIT 1
PostgreSQL:
SELECT column from table
ORDER BY RANDOM()
LIMIT 1
Microsoft SQL Server:
SELECT TOP 1 column from table
ORDER BY NEWID()
IBM DB2
SELECT column, RAND() as IDX
from table
ORDER BY IDX FETCH FIRST 1 ROWS ONLY
Thanks Ti ......
//test.java
import java.io.BufferedOutputStream;
import java.io.DataOutputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
imp ......