--建立
create procedure sp_records
@year nvarchar(4)
as
declare @count int,
@yearmonth nvarchar(6),
@month nvarchar(2)
set @count = 0
while @count <12
begin
set @count = @count + 1
if @count <10 set @month = '0'+convert(nvarchar(1),@count)
else set @month = convert(nvarchar(2),@count)
set @yearmonth = @year+@month
if object_id ('..records'+@yearmonth+'') is null
exec(
'create table records'+@yearmonth+'(
-- [id] [bigint] identity (1, 1) not null ,
[id] [varchar] (50) not null ,
[rad_id] [int] not null ,
[ip] [varchar] (50) not null ,
[addtime] [varchar] (20) not null
check ([addtime] between '''+@year+'-'+@month+'-01 00:00:00'' and '''+@year+'-'+@month+'-31 23:59:59''),
constraint [pk_records'+@yearmonth+'] primary key
( [id],
[addtime]
) on [primary]
) on [primary]'
) end
declare @view varchar(8000)
set @view = ''
select @view = @view + ' union all select * from [dbo].' + name
from sysobjects
where name like 'records[0-9][0-9][0-9][0-9][0-1][0-9]'
and objectproperty(id,'isusertable')=1
set @view = stuff(@view, 1, 11, '')
if object_id('v_records') is null
set @view = 'create view [v_records] as ' + @view
else
set @view = 'alter view [v_records] as ' + @view
exec(@view)
print (@view)
go --執行
exec sp_records @year='2009'
MSSQL2000資料型別
長度 定長變長 變長時該長度為最大長度 定長時該長度一定要滿足該長度的大小。字元型別中的var是變長的 字元 位元組 統一編碼用雙位元組結構來儲存每個字元，而不是用單位元組 普通文字中的情況 sql字元類的資料型別中有個n開頭的型別是統一編碼的 mssql中要指定長度的資料型別有char,varch...
Ms sql 2000 動態組合條件
select a.id,a.typename,a.code,a.content,a.buildin,a.parentid,b.content categorydisplayname,b.buildin categorybuildin,b.reftablename from code a left j...
按照姓名分組 MS SQL2000
declare t table name varchar 20 insert into t select 全曉輝 union all select 全市的 union all select 第三代 union all select 撒地方 union all select 撒旦 select max...