Things break and the DBA must be prepared for situations where a failure impacts the availability, integrity, or usability of a database. Reacting to failures and service disruptions is a key ...

There are many ways to describe a database: the role it plays in a distributed architecture, the various internal components that make it work, and the various levels that define specific roles and ...

There is perhaps no area within database administration more time-consuming or fraught with difficulty as the need to accurately shepherd the varied and ongoing vectors of change across an ...

Jeff Carpenter is a technical evangelist at DataStax. The past 10 years have seen the explosive growth of large-scale distributed systems. This trend has produced a whirlwind of creativity in the ...

A data dictionary is like a bill of materials for a database; it lists all database components, including reports, tables, field names and field types. Such information helps audit databases for ...