Sql server存储过程中 数据集的缓存
create procedure DeleteWareHouse_StoreArea_SummaryByPUR
(@po_no nvarchar(100))
as
begin
declare @cacheTable table(wh_id int);--声明一个table类型的变量
insert @cacheTable select wh_id from aps_inventory_store_area where description=@po_no--向变量@cacheTable中添加结果集
--select * from @cacheTable
delete aps_inventory_summary where wh_id in(select * from @cacheTable)
delete aps_inventory_store_area where wh_id in(select * from @cacheTable)
delete aps_inventory_warehouse where wh_id in(select * from @cacheTable)
end
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多条件查询存储过程
多条件查询存储过程 例一
create proc pr_select_Natural
(
@CDATE datetime,
@FAC_NAME varchar(50),
@BATTERY_TYPE varchar(20),
@MAKE_MODE varchar(20),
@PRODUCE_MODE varchar(20),
@YEAR char(4),
@MONTH char(2 ......
项目中需要根据课件名称按月统计出访问的情况，第一次我采用了最土的一种办法，使用循环，给sql传递年月两个参数，
for(var y=2009;y<=2010;y++){
for(var m=1;m<=12;m++){
// todo : SQL 查询
}
}
这样，统计2 ......
SQL> select * from t1;
ID AGE
---------- ----------
1 20
2&nbs ......
---SQL实现完全排列组合
create function F_strSpit(@s varchar(200)) returns table
as
return(
select value=substring(@s,i,num)+substring(@s,num-1+j,1)
from (select num=number from spt_values where type='p' and number<len(@s) and number>0)TA,
(select i=number+1 from spt_values where type='p ......
