实现sqlserver分页查询语句
sqlServer:
一次查询,数据库只返回一页的数据。而不是取出所有的数据。
pagesize: 每页显示记录数
cureentpage:当前页数
select * from ( select TOP pagesize * from ( SELECT TOP pagesize*cureentpage * from my_table ORDER BY id ASC ) as amyTable ORDER BY id DESC ) as bmyTable ORDER BY id ASC
假设共有有8条记录,每页显示3条记录,id 为3,6,7,37
第一页(首页)
select * from ( select TOP 3 * from ( SELECT TOP 3*1 * from my_table ORDER BY id ASC ) as amyTable ORDER BY id DESC ) as bmyTable ORDER BY id ASC
第二页
select * from ( select TOP 3 * from ( SELECT TOP 3*2 * from my_table ORDER BY id ASC ) as amyTable ORDER BY id DESC ) as bmyTable ORDER BY id ASC
第三页(尾页)
select * from ( select TOP 8-2*3 * from ( SELECT TOP 8-3*2 * from my_table ORDER BY id ASC ) as amyTable ORDER BY id DESC ) as bmyTable ORDER BY id ASC
相关文档:
SQL Server 2000
Installing SQL Server 2000 (E文)
http://msdn.microsoft.com/en-us/library/aa299042(SQL.80).aspx
SQL Server 2000补丁
Microsoft SQL Server 2000 Service Pack 3a
http://www.microsoft.com/downloads/details.aspx?displaylang=zh-cn&FamilyID=90DCD52C-0488-4E46-AFBF-ACACE536 ......
托了几天的难题,终于解决了。特分享一下
以下是一个存储过程
CREATE PROCEDURE deleteAccountAll
@id int
AS
SET XACT_abort ON
BEGIN DISTRIBUTED TRAN
delete from AccountCapital where accountid = @id
delete from logininfo where username = @id
delete from CapitalRecord where accountid ......
课程设计的第一步:
用户登陆模块:就这个小模块把我整死了,出现的问题一个接着一个,最主要的就是数据库连接.
question1.
java.lang.ClassNotFoundException: com.microsoft.sqlserver.jdbc.SQLServerDriver
异常原因:没有导入导驱动包sqljdbc.jar.
question2.
......
今天在写视图时,遇到要把Datetime类型转Varchar类型。以前在ORALCE就容易,直接ToChar(getdate(),'yyyy-mm-dd')。在SQL Server 2005
select CONVERT(varchar, getdate(), 120 )
2004-09-12 11:06:08
select CONVERT(varchar(12) , getdate(), 111 )
2004/09/12
select CONVERT(varchar(12) , getdate(), 112 )
200 ......
SqlServer 表中当之前有记录的时候发现表设计的不合理要加字段,
但是alter table Skating_Consumption add MemberCardId numeric(9)只能加可为空的字段,
解决办法,
第一、加个为空的字段
第二、更新表中记录这个字段为某个值
第三、再更改表字段为非空
语句
alter table Skating_Consumption add MemberCardId nu ......