Description: “There is never enough time to do something right the first time, but always enough time to do it over again.” Most readers have probably lived that cliché many times, even though they really want to do what is necessary to avoid rework. Obviously, rework involves lost productivity, and the need for rework implies that the initial results failed to meet the needs of the business or users in some fashion.
This article describes mistakes that development teams may make in an application development project during development and implementation of a logical and physical data model. I have encountered these situations many times over the last 15 years (and even made some of them myself in the earlier years). The goal of the article is to allow you to learn from other people’s experiences and increase the chances of success on the first try. My experience has been concentrated on Oracle databases, so most of the recommendations deal with techniques you can use with Oracle.
