从存储过程返回一个拒绝表

问题描述

我希望我的存储过程为我的暂存行填充一个“拒绝”表,该表不能注入到我的目标表中(例如,没有描述的行在我的目标中不是 NULL)。

我不知道拒绝表的结构。

如果您需要更多信息,我可以编辑!

有我的餐桌

CREATE TABLE [staging].[B]
(
    [ID] [varchar](250)  NULL,[Address] [varchar](250) NULL,[Approved] [bit]  NULL,[Description] [varchar](1000) NULL;
)

这是我的目标表:

CREATE TABLE [dbo].[A]
(
    [ID] [varchar](250) NOT NULL,[Approved] [tinyint] NULL,[Description] [varchar](1000) NOT NULL;
)

这是我的存储过程代码:

  ALTER PROCEDURE [dbo].[StoredProcedure]
    (
        @processType Varchar(4),@stagingTable Varchar(64),@destinationTable Varchar(64),@errorMessage NVarchar(MAX) = null OUTPUT
    )
AS
BEGIN

   SET NOCOUNT ON;

   DECLARE @isLocaltran BIT = 0

   BEGIN TRY
   
    IF @@TRANCOUNT = 0
    BEGIN
        BEGIN TRANSACTION
        SET @isLocaltran = 1
    END
    DELETE 
    FROM  staging.B
    WHERE staging.B.[Description] IS NULL 
    OUTPUT 
    deleted.* 
    INTO [dbo].[RejectTable]

    MERGE dbo.A AS TARGET
    USING staging.B AS SOURCE ON (TARGET.ID = SOURCE.ID)
       SELECT 
           TARGET.[Address],TARGET.[Approved],TARGET.[Description]

       EXCEPT

       SELECT  
           SOURCE.[Address],SOURCE.[Approved],SOURCE.[Description]
                                )
         THEN
            UPDATE 
                SET TARGET.[Address] = SOURCE.[Address],TARGET.[Approved] = SOURCE.[Approved],TARGET.[Description] = SOURCE.[Description] 
               
    WHEN NOT MATCHED 
        THEN
            INSERT (,[ID],[Address],[Approved],[Description])
            VALUES (...)

)

解决方法

非常感谢@Dan Guzman 的评论。它对我帮助很大。

DELETE FROM Staging.b OUTPUT deleted.* INTO RejectTable WHERE..

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