Besides backup, any IT division should have a disaster recovery plan. You will find a few tips below relating to the development of such a plan and to what issues one should pay special attention in the course of backup planning.
SELECT Product.ProductId, Description.DescriptionId, Description.Description FROM Product JOIN Description ON Product.ProductId = Description.ProductId WHERE Product.ProductId = Product.ProductId AND Description.Description = Description.Description AND DescriptionId <> DescriptionId
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