Stored Procedure - usp_DimCheckTypeLoad

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

Name

Data Type

Direction

Description

Name	Type
Verify_dbo_DimCheckType	Table

Name	Type
Verify_dbo_DimCheckType	TABLE

Object

Property

Value

Object

Property

Value

/****** Object: StoredProcedure [dbo].[usp_DimCheckTypeLoad_DupKeyCheck] Script Date: 03/09/2017 17:21:49 ******/
SET ANSI_NULLS ON
SET QUOTED_IDENTIFIER ON
CREATE PROC [dbo].[usp_DimCheckTypeLoad_DupKeyCheck]
AS
SET NOCOUNT ON
-- Create in-memory table for later use within this proc
CREATE TABLE #CheckType_Dup
    (
    [CheckTypeAK] VARCHAR(3) NOT NULL
    )
-- populate table with duplicate CheckTypeAK values
INSERT INTO #CheckType_Dup
    (
    [CheckTypeAK]
    )
    select CheckTypeCodeAK
    from Verify_dbo_DimCheckType
    group by CheckTypeCodeAK
    having COUNT(CheckTypeCodeAK) > 1

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