IF EXISTS(SELECT 1 FROM MASTER..SYSOBJECTS WHERE NAME = 'PDropColumn' AND TYPE = 'P')
BEGIN
	DROP PROC dbo.PDropColumn
END
GO
CREATE PROC dbo.PDropColumn
(
	@table varchar(100),
	@column varchar(100)
)
AS
BEGIN

    DECLARE @Sql VARCHAR(2000)
  --  DECLARE @Table VARCHAR(200)
  --  DECLARE @Column VARCHAR(200)

   -- SELECT @Table = 'TEmployee'
  --  SELECT @Column = 'FGender'

    SELECT @sql = ' ALTER TABLE ' + @Table + ' DROP CONSTRAINT ' + OBJECT_NAME(A.constid) + ''
      FROM SYSCONSTRAINTS AS A ,syscolumns AS C
     WHERE A.id = OBJECT_ID(@Table) 
       AND A.id = C.id
       AND A.colid = C.colid
       AND A.id = OBJECT_ID(@Table) 
       AND C.name = @Column

    IF @@ROWCOUNT > 0
    BEGIN
        EXEC (@Sql)
        PRINT @sql
    END
    
    SELECT @Sql = ' ALTER TABLE ' + @Table + ' DROP COLUMN ' + @Column 
    EXEC (@Sql) 
END
GO

select 'EXEC PDropColumn ' + object_name(id) + ' , ' + name FROM syscolumns
WHERE Name IN( 'FMasterId','FId','FNo','FFromChild','FCourseId','FPayTypeId','FItemId','FMemId','FPayTypeId','FEmpId','FCardId','FCardTypeId','FGoodsId','FUnitId')


DROP TABLE TInventory