笔记255 SQLSERVER使用SELECT * INTO 复制数据或者只复制结构 2013-4-29

笔记255 SQLSERVER使用SELECT * INTO 复制数据或者只复制结构 2013-4-29

 1 --SQLSERVER使用SELECT * INTO 复制数据或者只复制结构 2013-4-29
 2 USE [tempdb]
 3 GO
 4 CREATE TABLE #AreaA
 5     (
 6       AreaID INT NOT NULL ,
 7       ParentID NVARCHAR(100) ,
 8       Area_index NVARCHAR(100)
 9     )
10 GO
11 INSERT INTO [#AreaA]
12         ( [AreaID] ,
13           [ParentID] ,
14           [Area_index]
15         )
16 SELECT 100,NULL,N'中国' UNION ALL
17 SELECT 101,'北京市 100',',100,' UNION ALL
18 SELECT 102,'海淀区 101','100,101,'
19 
20 SELECT * FROM [#AreaA]
21 
22 SELECT * FROM [#AreaA] where AreaID = 101 OR [Area_index] like '%,101,%'
23 
24 SELECT * INTO #keep FROM [#AreaA] WHERE 1 = 2 --WHERE 条件为假,所以只能复制结构
25 SELECT * INTO #AreaB FROM [#AreaA] WHERE 1 = 1  --WHERE条件为真,所以复制数据和结构
26 
27 SELECT * FROM [#keep]
28 SELECT * FROM [#AreaB]

 

posted @ 2013-08-04 20:15 桦仔 阅读(...) 评论(...)  编辑 收藏