• sorry for the delay i am quite busy in an another work here is what i have you can modify for composite key

    USE tempdb

    IF OBJECT_ID('tempdb.dbo.Tblone') IS NOT NULL

    BEGIN

    DROP TABLE Tblthree

    DROP TABLE TblTwo

    DROP TABLE Tblone

    END

    GO

    CREATE TABLE Tblone

    (

    oneid INT PRIMARY KEY

    ,NAME VARCHAR(100)

    )

    CREATE TABLE Tbltwo

    (

    twoid INT PRIMARY KEY

    ,oneid INT CONSTRAINT fk_two FOREIGN KEY REFERENCES tblone(oneid)

    ,NAME

    VARCHAR(100)

    )

    CREATE TABLE Tblthree

    (

    Threeid1 INT

    ,Threeid2 INT

    ,twoid INT CONSTRAINT fk_three FOREIGN KEY REFERENCES tbltwo(twoid)

    ,NAME VARCHAR(100)

    ,CONSTRAINT pk_three PRIMARY KEY(threeid1 ,threeid2)

    )

    INSERT INTO Tblone

    VALUES

    (

    1

    ,'11'

    ), (2 ,'22')

    INSERT INTO Tbltwo

    VALUES

    ( 1 ,1 ,'112' ), (2 ,2 ,'222'), (3 ,2 ,'221'), (4 ,2 ,'222')

    INSERT INTO Tblthree

    VALUES

    (1,1,1,'112'), (2 ,1 ,1 ,'222'), (3 ,1 ,1 ,'221'), (4 ,1 ,1 ,'222'),

    (1 ,2 ,2 ,'112'), (2 ,2 ,2 ,'222'), (3 ,2 ,2 ,'221'), (4 ,2 ,2 ,'222'),

    (1 ,3 ,3 ,'112'), (2 ,3 ,3 ,'222'), (3 ,3 ,3 ,'221'), (4 ,3 ,3 ,'222'),

    (1 ,4 ,4 ,'112'), (2 ,4 ,4 ,'222'), (3 ,4 ,4 ,'221'), (4 ,4 ,4 ,'222')

    DECLARE @TableName AS VARCHAR(250)='TblOne'

    DECLARE @Column AS VARCHAR(250)='Oneid'

    DECLARE @Wstmt AS VARCHAR(MAX)=' '+@Column+' = @value';

    WITH KeyDetails AS

    (

    SELECT D.name AS DependentTable

    ,Dc.name AS DependentColumn

    ,M.name AS MainTable

    ,Mc.Name AS MainColumn

    ,fkc.parent_object_id

    ,Fkc.referenced_object_id

    FROM sys.foreign_key_columns fkc

    INNER JOIN SYS.tables D

    ON fkc.parent_object_id = D.[object_id]

    INNER JOIN sys.syscolumns DC

    ON fkc.parent_object_id = DC.id AND

    fkc.parent_column_id = DC.colid

    INNER JOIN SYS.tables M

    ON fkc.referenced_object_id = M.[object_id]

    INNER JOIN sys.syscolumns Mc

    ON fkc.referenced_object_id = MC.id AND

    fkc.referenced_column_id = MC.colid

    ),

    DeptDetails AS

    (

    SELECT CAST(Fkc.DependentTable AS VARCHAR(MAX)) AS TableRelation

    ,fkc.DependentTable

    ,Fkc.DependentColumn

    ,Fkc.MainTable

    ,Fkc.MainColumn

    ,fkc.parent_object_id AS childID

    ,1 AS ReLevel

    ,CAST(

    'SELECT 1 FROM '+FKC.DependentTable+' WHERE EXISTS(

    SELECT 1 FROM '+FKC.MainTable+' WHERE '+FKC.MainTable+'.'+FKC.MainColumn+'='+FKC.DependentTable+'.'

    +FKC.DependentColumn+' AND '+@Wstmt+')'

    AS VARCHAR(MAX)

    ) AS STMT

    FROM KeyDetails Fkc

    WHERE fkc.referenced_object_id = OBJECT_ID(@TableName)

    UNION ALL

    SELECT CAST(c.TableRelation+'-->'+fkc.DependentTable AS VARCHAR(MAX)) AS TableRelation

    ,fkc.DependentTable

    ,Fkc.DependentColumn

    ,Fkc.MainTable

    ,Fkc.MainColumn

    ,fkc.parent_object_id AS childID

    ,c.ReLevel+1

    ,CAST(

    'SELECT 1 FROM '+FKC.DependentTable+' WHERE EXISTS(

    '+C.STMT+'

    AND '+FKC.MainTable+'.'+FKC.MainColumn+'='+FKC.DependentTable+'.'+FKC.DependentColumn+')'

    AS VARCHAR(MAX)

    ) AS STMT

    FROM KeyDetails fkc

    INNER JOIN DeptDetails c

    ON fkc.referenced_object_id = c.Childid AND

    fkc.parent_object_id<>c.childid

    )

    SELECT STMT

    FROM DeptDetails

    you can change the select statement according to the delete and the also change the order based on the level

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