added MD3.DropReferencingFKs.sql that drop FKs from other tables so a table...

			PRINT 'that are also being dropped.  You will need to manually remove those'

			PRINT 'as well from the MD3 files.'

			--look for FKs that REFERENCE the col being removed, or where an FK is bound to the column

			--this needs work.  

			IF EXISTS (

				SELECT Const.*

				FROM sys.objects o

				CROSS APPLY MD3.f_GetForeignKeys (SCHEMA_NAME(o.schema_id),o.Name) Const

				WHERE Const.ParentKeyColumns LIKE '%' + @ColumnName + '%'

				OR Const.KeyColumns LIKE '%' + @ColumnName + '%'

			)

			BEGIN

				PRINT 'Stubbed.'

				PRINT 'We need to make a call to MD3.CreateForeignKey with the DropFK option here.'

				RAISERROR ('An error occurred, please see MD3.CreateColumn',16,1) 

			END;

			EXEC MD3.DropReferencingFKs @TableName, @SchemaName ,@ColumnName;

            --remove any UNIQUE constraints

            EXEC MD3.RemoveUniqueConstraints

if exists (select * from sysobjects where type = 'P' and id = object_id('MD3.DropReferencingFKs'))

begin

	drop proc MD3.DropReferencingFKs

end 

go

CREATE PROC MD3.DropReferencingFKs

(

	@tablename sysname

	,@schemaName SYSNAME

	,@ColumnName	SYSNAME

)

AS

/*

	drops all FKs that REFERENCE the given table/col.  

	Why is this needed?  

	-------------------

	This is handy when you need to drop a table or a column and need to rid yourself of the referencing objects

	MD3 will automatically recreate any FKs during 9ForeignKeys processing

*/

BEGIN

SET NOCOUNT ON  

DECLARE @cmd NVARCHAR(1000) , @FK_NAME varchar(200), @sch varchar(200),@tbl VARCHAR(200);

			DECLARE RemoveReferencingKeys CURSOR FOR

				SELECT ForeignKeyName, SchemaName, TableName

				FROM sys.objects o

				CROSS APPLY MD3.f_GetForeignKeys (SCHEMA_NAME(o.schema_id),o.Name) Const

				WHERE Const.ParentKeyColumns LIKE '%' + @ColumnName + '%'

				OR Const.KeyColumns LIKE '%' + @ColumnName + '%'

				AND o.schema_id = SCHEMA_ID(@schemaName) AND o.object_id = OBJECT_ID(@tablename);

			OPEN RemoveReferencingKeys

			FETCH NEXT FROM RemoveReferencingKeys INTO @FK_NAME, @sch,@tbl

			WHILE (@@fetch_status = 0)

			BEGIN

				SELECT  @FK_NAME,@sch,@tbl

				EXEC MD3.CreateForeignKey

				  @SchemaName		= @sch

				 ,@TableName		= @tbl

				 --,@KeyColumns		VARCHAR(MAX) = NULL -- comma-separated list of key columns

				 ,@ForeignKeyName	= @FK_NAME		 

				 --,@ParentSchemaName SYSNAME		= NULL

				 --,@ParentTableName	SYSNAME		= NULL

				 --,@ParentKeyColumns	VARCHAR(MAX) = NULL -- comma-separated list of parent table key columns

				 --,@IsDelCascade		BIT = 0      -- default is 0 (NO ACTION on delete) or 1 for CASCADE delete to turn on

				 --,@IsUpdCascade		BIT = 0      -- default is 0 (NO ACTION on update) or 1 for CASCADE update to turn on

				 --,@AllowNoCheck		BIT = 0      -- Allow NOCHECK (ie, existing data may violate FK constraint)

				 ,@DropFK			= 1		 -- drop the FK based on name, do no other checking.   	

				;

				FETCH NEXT FROM RemoveReferencingKeys INTO @FK_NAME, @sch,@tbl;

			END;

			CLOSE RemoveReferencingKeys;

			DEALLOCATE RemoveReferencingKeys;

END;

GO

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