Stored Procedure - usp_DimPayableLoad

Property	Value
Name	usp_DimPayableLoad_DupKeyCheck
Schema	dbo
Is Encrypted	False
Ansi Nulls Status	True
Quoted Identifier Status	True
Description

Name

Data Type

Direction

Description

Name	Type
Verify_dbo_DimPayable	Table

Name	Type
Verify_dbo_DimPayable	TABLE

Object

Property

Value

Object

Property

Value

/****** Object: StoredProcedure [dbo].[usp_DimPayableLoad_DupKeyCheck] Script Date: 03/09/2017 17:21:49 ******/
SET ANSI_NULLS ON
SET QUOTED_IDENTIFIER ON
/* Primary Student Term Source SELECT Statement including Incremental Modifications*/
CREATE PROC [dbo].[usp_DimPayableLoad_DupKeyCheck]
AS
SET NOCOUNT ON
-- Create in-memory table for later use within this proc
CREATE TABLE #Payable_Dup
    (
    [PayableAK] VARCHAR(12) NOT NULL
    )
-- populate table with duplicate PayableAK values
INSERT INTO #Payable_Dup
    (
    [PayableAK]
    )
    select PayableAK
    from Verify_dbo_DimPayable
    group by PayableAK
    having COUNT(PayableAK) > 1

--Detect duplicate records and set flag
UPDATE Verify_dbo_DimPayable
SET RowIsDuplicate = 'Y'
FROM Verify_dbo_DimPayable
WHERE PayableAK
IN
(
select PayableAK
from #Payable_Dup
);
--Set RowIsSelected = N for duplicated records (detected above)
UPDATE RecordsToIgnore
SET RowIsSelected = 'N'
FROM dbo.Verify_dbo_DimPayable RecordsToIgnore
INNER JOIN
(
--Returns the first record for a set of duplicated OrgUnit
--(as defined as minimum of surrogate key of temp table)
SELECT PayableAK, MIN(VerifyPayableSK) as Min_VerifyPayableSK
FROM Verify_dbo_DimPayable
WHERE PayableAK in
  (
    select PayableAK
    from #Payable_Dup
  )
GROUP BY PayableAK
) as Keeper
ON (
Keeper.PayableAK = RecordsToIgnore.PayableAK
AND
Keeper.Min_VerifyPayableSK <> RecordsToIgnore.VerifyPayableSK
)
WHERE RecordsToIgnore.RowIsDuplicate = 'Y';