Overview of capabilities of commenting objects in Oracle database.
The differences between documenting database schema and application code.
There are many people and roles that need to understand the data model and could make use of a documentation. This article lists who that is.
There are 2 very common traps (with serious consequences) you can easily fall into while joining tables in an SQL query. Learn what they are and how to avoid them.
Data dictionaries is data modeling or documentation artifact that can be created in various scenarios and can have different functions.
It's never too late to start documenting your databases. Regardless of the stage in it's life-cycle or your knowledge, whenever you have a chance to put that knowledge into a document. Here are some occasions that you shouldn't miss that opportunity.
What is metadata in databases and why it's important to be able to find, access and use data.
Any software development project that has uses some kind of database needs a Data Dictionary. Learn why.
See on a sample manufacturing company how many data a single gathers and how complex its application environment is.
Learn what it means that databases are closed, why it is most likely so in your organization and why and how you should open them.