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[数据库]sqlserver 存储过程 try catch TRANSACTION (转)


CREATE PROCEDURE YourProcedure    
AS
BEGIN
    SET NOCOUNT ON;

    BEGIN TRY---------------------开始捕捉异常
       BEIN TRAN------------------开始事务
        UPDATE A SET A.names = B.names FROM 表1 AS A INNER JOIN 表2 AS B ON A.id = B.id

        UPDATE A SET A.names = B.names FROM 表1 AS A INNER JOIN 表2 AS B ON A.TEST = B.TEST

    COMMIT TRAN -------提交事务
    END TRY-----------结束捕捉异常
    BEGIN CATCH------------有异常被捕获
        IF @@TRANCOUNT > 0---------------判断有没有事务
        BEGIN
            ROLLBACK TRAN----------回滚事务
        END 
        EXEC YourLogErrorProcedure-----------执行存储过程将错误信息记录在表当中
    END CATCH--------结束异常处理
END

 

---------------------------------------------记录操作错信息的存储过程--------------------------------------------

CREATE PROCEDURE YourLogErrorProcedure
    @ErrorLogID [int] = 0 OUTPUT -- contains the ErrorLogID of the row inserted
AS                               -- by uspLogError in the ErrorLog table
BEGIN
    SET NOCOUNT ON;

    -- Output parameter value of 0 indicates that error 
    -- information was not logged
    SET @ErrorLogID = 0;

    BEGIN TRY
        -- Return if there is no error information to log
        IF ERROR_NUMBER() IS NULL
            RETURN;

        -- Return if inside an uncommittable transaction.
        -- Data insertion/modification is not allowed when 
        -- a transaction is in an uncommittable state.
        IF XACT_STATE() = -1
        BEGIN
            PRINT 'Cannot log error since the current transaction is in an uncommittable state. ' 
                + 'Rollback the transaction before executing uspLogError in order to successfully log error information.';
            RETURN;
        END

        INSERT [dbo].[OperateErrorLog] 
            (
            [OperateName], 
            [ErrorNumber], 
            [ErrorSeverity], 
            [ErrorState], 
            [ErrorProcedure], 
            [ErrorLine], 
            [ErrorMessage]
            ) 
        VALUES 
            (
            CONVERT(sysname, CURRENT_USER), 
            ERROR_NUMBER(),
            ERROR_SEVERITY(),
            ERROR_STATE(),
            ERROR_PROCEDURE(),
            ERROR_LINE(),
            ERROR_MESSAGE()
            );
        SET @ErrorLogID = @@IDENTITY;
    END TRY
    BEGIN CATCH
        PRINT 'An error occurred in stored procedure uspLogError: ';
        EXECUTE YourPrintErrorProcedure;-----------------打印错误信息的存储过程
        RETURN -1;
    END CATCH
END;

 

CREATE PROCEDURE YourPrintErrorProcedure
AS
BEGIN
    SET NOCOUNT ON;

    -- Print error information. 
    PRINT 'Error ' + CONVERT(varchar(50), ERROR_NUMBER()) +
          ', Severity ' + CONVERT(varchar(5), ERROR_SEVERITY()) +
          ', State ' + CONVERT(varchar(5), ERROR_STATE()) + 
          ', Procedure ' + ISNULL(ERROR_PROCEDURE(), '-') + 
          ', Line ' + CONVERT(varchar(5), ERROR_LINE());
    PRINT ERROR_MESSAGE();
END;

CREATE TABLE [dbo].[ErrorLog](
    [ErrorLogID] [int] IDENTITY(1,1) NOT NULL,
    [ErrorTime] [datetime] NOT NULL CONSTRAINT [DF_ErrorLog_ErrorTime]  DEFAULT (getdate()),
    [UserName] [sysname] COLLATE Chinese_PRC_CI_AS NOT NULL,
    [ErrorNumber] [int] NOT NULL,
    [ErrorSeverity] [int] NULL,
    [ErrorState] [int] NULL,
    [ErrorProcedure] [nvarchar](126) COLLATE Chinese_PRC_CI_AS NULL,
    [ErrorLine] [int] NULL,
    [ErrorMessage] [nvarchar](4000) COLLATE Chinese_PRC_CI_AS NOT NULL,
 CONSTRAINT [PK_ErrorLog_ErrorLogID] PRIMARY KEY CLUSTERED 
(
    [ErrorLogID] ASC
)WITH (IGNORE_DUP_KEY = OFF) ON [PRIMARY]
) ON [PRIMARY]

 

本文来自CSDN博客,转载请标明出处:http://blog.csdn.net/WeiZhang_son_Ding/archive/2010/02/05/5291732.aspx

 

 

http://www.cnblogs.com/BpLoveGcy/archive/2010/03/22/1691407.html

  1. ALTER PROC usp_AccountTransaction  
  2.   
  3.     @AccountNum INT,  
  4.   
  5.     @Amount DECIMAL  
  6.   
  7. AS  
  8.   
  9. BEGIN  
  10.   
  11.     BEGIN TRY --Start the Try Block..  
  12.   
  13.         BEGIN TRANSACTION -- Start the transaction..  
  14.   
  15.             UPDATE MyChecking SET Amount = Amount - @Amount  
  16.   
  17.                 WHERE AccountNum = @AccountNum  
  18.   
  19.             UPDATE MySavings SET Amount = Amount + @Amount  
  20.   
  21.                 WHERE AccountNum = @AccountNum  
  22.   
  23.         COMMIT TRAN -- Transaction Success!  
  24.   
  25.     END TRY  
  26.   
  27.     BEGIN CATCH  
  28.   
  29.         IF @@TRANCOUNT > 0  
  30.   
  31.             ROLLBACK TRAN --RollBack in case of Error  
  32.   
  33.         -- you can Raise ERROR with RAISEERROR() Statement including the details of the exception  
  34.   
  35.         --RAISERROR(ERROR_MESSAGE(), ERROR_SEVERITY(), 1)  
  36.      

            DECLARE @ErrorMessage NVARCHAR(4000);
       DECLARE @ErrorSeverity INT;
     DECLARE @ErrorState INT;

     SELECT 
      @ErrorMessage = ERROR_MESSAGE(),
      @ErrorSeverity = ERROR_SEVERITY(),
      @ErrorState = ERROR_STATE();

   -- Use RAISERROR inside the CATCH block to return error
   -- information about the original error that caused
   -- execution to jump to the CATCH block.
     RAISERROR (@ErrorMessage, -- Message text.
          @ErrorSeverity, -- Severity.
          @ErrorState -- State.
          );

  1.   
  2.     END CATCH  
  3.   
  4. END  
  5.   
  6. GO  

 

  1. BEGIN TRY  
  2.   
  3.     SELECT GETDATE()  
  4.   
  5.     SELECT 1/0--Evergreen divide by zero example!  
  6.   
  7. END TRY  
  8.   
  9. BEGIN CATCH  
  10.   
  11.     SELECT 'There was an error! ' + ERROR_MESSAGE()  
  12.   
  13.     RETURN  
  14.   
  15. END CATCH;  

 

2.获得错误信息的函数表: 

 

下面系统函数在CATCH块有效.可以用来得到更多的错误信息:

函数描述
ERROR_NUMBER()返回导致运行 CATCH 块的错误消息的错误号。
ERROR_SEVERITY()返回导致 CATCH 块运行的错误消息的严重级别
ERROR_STATE()返回导致 CATCH 块运行的错误消息的状态号
ERROR_PROCEDURE()返回出现错误的存储过程名称
ERROR_LINE()返回发生错误的行号
ERROR_MESSAGE()返回导致 CATCH 块运行的错误消息的完整文本

 

    •   BEGIN TRY  
    •   
    •     Try Statement 1  
    •   
    •     Try Statement 2  
    •   
    •     ...  
    •   
    •     Try Statement M  
    •   
    • END TRY  
    •   
    • BEGIN CATCH  
    •   
    •     Catch Statement 1  
    •   
    •     Catch Statement 2  
    •   
    •     ...  
    •   
    •     Catch Statement N  
    •   
    • END CATCH