CREATE TABLE [dbo].[RelazAL] (
    [AL_parent] NVARCHAR (50) NOT NULL,
    [AL_child]  NVARCHAR (50) NOT NULL,
    [dataMod]   DATETIME      CONSTRAINT [DF_RelazAL_dataMod] DEFAULT (getdate()) NULL,
    CONSTRAINT [PK_RelazAL] PRIMARY KEY CLUSTERED ([AL_parent] ASC, [AL_child] ASC),
    CONSTRAINT [FK_RelazAL_ElencoAssiemi] FOREIGN KEY ([AL_parent]) REFERENCES [dbo].[ElencoAssiemi] ([AL]) ON UPDATE CASCADE
);