SQL Server save transaction

SQL Server save transaction

準備:html

  create table Nums(X int);post

  目的:只向表中插入一行。url

-------------------------------------------------------------------------------------------------------------------------------------spa

  begin transaction tran_A -- 最好是爲事務定義一個名字。htm

    insert into Nums(X) values(9);blog

    save transaction save_tran; --定義一個事務的保存點、當要回滾事務時,能夠回滾到這裏。事務

    insert into Nums(X) values(4),(3),(2),(1);ip

    rollback transaction save_tran;--回滾事務到保存點get

  commit transaction tran_A;-- 提交事務。
  goit

  

 

 

USE [warm]
GO

/****** Object: StoredProcedure [dbo].[P_GetYID] Script Date: 06/15/2019 20:19:45 ******/
SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO

create PROCEDURE [dbo].[P_GetYID]
@VouID int output
AS
BEGIN
declare @TC int
select @TC = @@TRANCOUNT
if @TC = 0
begin transaction
else
save transaction T_BAK
-------------------------------------------------
update T_VouID_Bank with(tablockx) set I_VouID = I_VouID + 1,@VouID = I_VouID
if @@ROWCOUNT <> 1 or @@ERROR <> 0 goto ERR
-------------------------------------------------
if @TC = 0
commit transaction
return 0
ERR:
if @TC = 0
rollback transaction
else
rollback transaction T_BAK
return 1
END
GO

 
 

posted on 2014-10-25 08:48 蔣樂興的技術隨筆 閱讀(362) 評論(0) 編輯 收藏

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