超级有用的SQL语句(分析SQL SERVER 数据库表结构专用)
超级有用的SQL语句 （用于SQL SERVER 服务器）
超级有用的SQL语句 ，执行后返回的列分别是：表名、列名、列类型、列长度、列描述、是否主键，语句如下：
(分析SQL SERVER 数据库表结构专用)
Select Sysobjects.Name As 表名,
Syscolumns.Name As 列名,
Systypes.Name As 列类型,
Syscolumns.Length As 列长度,
Isnull(Sysproperties.Value, Syscolumns.Name) As 列说明,
Case
When Syscolumns.Name In
(Select 主键 = A.Name
from Syscolumns A
Inner Join Sysobjects B On A.Id = B.Id
And B.Xtype = 'U'
And B.Name <> 'Dtproperties'
Where Exists (Select 1
from Sysobjects
Where Xtype = 'Pk'
&
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Sql代码:Powered by chenjiazi
--查询当天：
select * from info where DateDiff(dd,datetime,getdate())=0
--查询24小时内的:
select * from info where DateDiff(hh,datetime,getDate())<=24
--info为表名,datetime为数 ......
D:\projects\openi\misc\xxxx_data_20090828>bcp [xxxxolap].[dbo].[wdb_cxbz] in wdb_xxx.txt -c -T
SQLState = 37000, NativeError = 4060
Error = [Microsoft][SQL Server Native Client 10.0][SQL Server]Cannot open database "xxxolap" requested by the login. The login failed.
S ......
1.分页方案一：(利用Not In和SELECT TOP分页)
语句形式：
SELECTTOP10*fromTestTableWHERE(IDNOTIN (SELECTTOP20id fromTestTable ORDERBYid))ORDERBYIDSELECTTOP页大小*fromTestTableWHERE(IDNOTIN (SELECTTOP页大小*页数id from表 ORDERBYid))ORDERBYID
2.分 ......
set r=%time%
echo %r%开始导入 >>e:\c#\test.txt
osql -S (local) -U sa -P -d colorring -i e:\c#\11.sql >>d:\c#\test.txt
echo %r%导入完成 >>e:\c#\test.txt
其中11.sql中为
bulk insert colorring..test from 'e:\c#\11.txt'
WITH (
FIELDTERMINATOR = ',',
ROWTERMINATOR ='\n' ......
ALTER PROCEDURE [dbo].[GetUsersList]
@BigClassID int=0,--大类别ID
@SmallClassID int=0 ,--小类别ID
@pageindex int=1,
@pagesize int=3,
@ret int output --共几条
AS
set rowcount @pagesize
if @SmallClassID>0
begin
select * from(
select id,BigClassName,SmallClassName,UserName,Corporation,r ......
