存儲過程遊標的練習

USE [ESMS]
GO
/****** Object:  StoredProcedure [dbo].[SPHistoryReacrdTest]    Script Date: 01/12/2014 20:09:30 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
ALTER procedure [dbo].[SPHistoryReacrdTest]
as
--開始事務
BEGIN TRAN
--不顯示計數信息
SET NOCOUNT ON
--定義參數
declare @Username varchar(20),@SubmitCount int,
@UserSuccessCount int, @UserErrorCount int,
@CUSNAME varchar(32),@successCount int,
@errorCount int,@NotBackCount int,
@SuccessCM int,@SuccessCU int, @SuccessCT int,
@year int,@month int,@day int

--定義遊標查詢當天的數據
declare Record_cursor cursor for (select UserName,SubmitCount from SMS_SubmitRecord where 
CONVERT(varchar(8),SubmitDate,112)=CONVERT(varchar(8),GetDate(),112))
--打開遊標
open Record_cursor 
--拿到遊標賦值 
FETCH NEXT FROM Record_cursor INTO @UserName,@SubmitCount
--循環數據
while @@FETCH_STATUS=0   --循環讀取
   begin
	 select @CUSNAME=a2.CUSNAME from SSO_USER_INFO a1,SSO_CUSTOMERS a2
	 where a1.CUSID=a2.CUSID and a1.USERNAME=@UserName; 
	 select @UserSuccessCount=COUNT(*) from SMS_MT where USERID=@UserName;
	 select @UserErrorCount=NumberCount from dbo.SMS_RejectMessage where UserName=@UserName;
	 select @successCount=successCount,@errorCount=errorCount,@NotBackCount=NotBackCount,
	 @SuccessCM=SuccessCM,@SuccessCU=SuccessCU,@SuccessCT=SuccessCT from (select USERID,
	 SUM(case when REPORT_STAT='DELIVRD' then 1 else 0 end) successCount,
	 SUM(case when REPORT_STAT<>'DELIVRD' then 1 else 0 end) errorCount,
	 SUM(case when REPORT_STAT IS NULL   then 1 else 0 end) NotBackCount,
	 SUM(case when MOBILE_NO_TYPE=1 AND REPORT_STAT='DELIVRD' THEN 1 ELSE 0 END) SuccessCM,
	 SUM(case when MOBILE_NO_TYPE=2 AND REPORT_STAT='DELIVRD' THEN 1 ELSE 0 END) SuccessCT,
	 SUM(case when MOBILE_NO_TYPE=3 AND REPORT_STAT='DELIVRD' THEN 1 ELSE 0 END) SuccessCU
	 from SMS_MT  where 
	 Convert(varchar(8),INTO_TIME,112)=Convert(varchar(8),Getdate(),112)
	 group by USERID  having USERID=@Username) b;
	 set @year=year(getdate());
	 set @month=month(getdate())
     set @day=day(getdate())
	 insert into SMS_HistoryRecord(HistoryYear, HistoryMonth, HistoryDay,
	 CustomerName, UserName, UserSubmitCount, UserSubmitSuccess, 
	 UserSubmitError, SendStateSuceessCount, SendStateErrorCount, 
	 SendStateNoBackCount, CMNumberCount, CUNumberCount, CTNumberCount)values
	 (@year,@month,@day,@CUSNAME,@Username,@SubmitCount,@UserSuccessCount,
	 @UserErrorCount,@successCount,@errorCount,@NotBackCount,@SuccessCM,@SuccessCU,@SuccessCT);
	 FETCH NEXT FROM Record_cursor into @UserName,@SubmitCount
   end
--提交所有變更
COMMIT TRAN
CLOSE Record_cursor; --關閉遊標
deallocate Record_cursor; --釋放遊標
SET NOCOUNT OFF --恢復設置