Defining the job of DBA is getting to be increasingly difficult. Oh, most people know the rudimentary aspects of the job, namely keeping your organization's databases and applications running up to par. The DBA has to be the resident DBMS expert (whether that is DB2, Oracle or SQL Server, or most likely a combination of those). He or she has to be able to solve thorny performance problems, ensure backups are taken, recover and restore data when problems occur, make operational changes to database structures and, really, be able to tackle any issue that arises that is data-related.
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Craig S. Mullins is a data management strategist, researcher and consultant. He is president and principal consultant of Mullins Consulting, Inc., and has nearly three decades of experience in all facets of database systems development.
Craig has worked with mainframe DB2 since V1 and has experience with several other DBMS products, including SQL Server, Sybase and IMS. You may know Craig from his popular books: DB2 Developer's Guide
, which has more than 1,500 pages of in-depth technical information on DB2 for z/OS, and Database Administration: The Complete Guide to Practices and Procedures
- the industry's only comprehensive guide to heterogeneous database administration.
More information on Craig is available at www.craigsmullins.com
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