Sql中存储过程的定义、修改和删除操作

--选出价格区间的商品信息
create procedure sp_goods_price
@minprice float ,@maxprice float
as 
select * from goods 
where price>=@minprice and price <=@maxprice
go

create procedure sp_goods_betw
@minprice float =200,@maxprice float=3000
as 
select * from goods 
where price>=@minprice and price <=@maxprice
go 

drop procedure sp_goods_price

sp_helptext procedureName
sp_help procedureName

exec sp_rename oldName newName 

create procedure #sp_goods_betw
@minprice float ,@maxprice float
as 
select * from goods 
where price>=@minprice and price <=@maxprice
go

create procedure ##sp_goods_betw
@minprice float ,@maxprice float
as 
select * from goods 
where price>=@minprice and price <=@maxprice
go

create procedure sp_goods_betw
@minprice float ,@maxprice float
with recompile
as 
select * from goods 
where price>=@minprice and price <=@maxprice
go

create procedure sp_goods_betw
@minprice float ,@maxprice float
with enctyption
as 
select * from goods 
where price>=@minprice and price <=@maxprice
go