HR辅助工具中用到的SQL语句

select distinct id,Record_DateTime from HR_Record
Where DATEDIFF(day,record_datetime,'2012-10-9')=0
AND ID not in(select  ID from EmployyAttRecord where DATEDIFF(day,attdate,'2012-10-9')=0)

update EmployyAttRecord set Att0= hr_record.record_time
from HR_Record ,employyattrecord
where datename(hour,record_time)='8' and hr_record.id=employyattrecord.id and datediff(day,Record_DateTime,'2012-10-9')=0 and datediff(day,attdate,'2012-10-9')=0

USE [hr]
GO
/****** Object:  StoredProcedure [dbo].[sp_CreatByEmploy_EmployAttRecord]    Script Date: 02/28/2013 23:11:14 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
-- =============================================
-- Author:		<Author,,Name>
-- Create date: <Create Date,,>
-- Description:	<Description,,>
-- =============================================
ALTER PROCEDURE [dbo].[sp_CreatByEmploy_EmployAttRecord]
-- Add the parameters for the stored procedure here
@Action int,
@AttDate date

AS
DECLARE
@returnResult int
BEGIN
-- SET NOCOUNT ON added to prevent extra result sets from
-- interfering with SELECT statements.
SET NOCOUNT ON;

-- Insert statements for procedure here
-- Action =0 Create new list of current date .
--        =1 delete old list & Create new list.
if(@Action=1)
begin
delete From EmployyAttRecord where DATEDIFF(day,attdate,@attdate)=0
end

insert into EmployyAttRecord (id,attdate) select id,@AttDate as AddDate from EmployyTable

Set @returnResult= @@rowcount

insert into EmployyAttRecord (id,attdate)
select distinct id,@AttDate from HR_Record
Where DATEDIFF(day,record_datetime,@Attdate)=0
AND ID not in(select ID from EmployyAttRecord where DATEDIFF(day,attdate,@Attdate)=0)

set @returnResult=@returnResult+@@ROWCOUNT

return @returnResult

END

select * from HR_Record ,employyattrecord
where datename(hour,record_time)='8' and hr_record.id=employyattrecord.id and datediff(day,Record_DateTime,'2012-10-9')=0 and datediff(day,attdate,'2012-10-9')=0
order by EmployyAttRecord.id