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In the beginning, there were files. Later there were navigational databases based on structured files. Then there were IMS and CODASYL, and around 40 years ago we had some of the first relational ...

A fundamental skill for DBAs is to have a firm understanding of the SQL Server database engine's system databases. Tim Chapman discusses these system databases. A fundamental skill for DBAs is to have ...

In SQL Server 2000, we had a nifty little utility called rebuildm.exe which would rebuild the master database in emergency situations. This utility was removed in SQL Server 2005 and has not been seen ...

SQL databases have constraints on data types and consistency. NoSQL does away with them for the sake of speed, flexibility, and scale. One of the most fundamental choices to make when developing an ...