The Changing Role of the Modern DBA in a Big Data World

It’s no secret that data management has changed dramatically in the nearly 10 years since the onslaught of “big data.” A decade ago, the relational database management system (RDBMS) ruled the enterprise.  While research shows that the RDBMS is still the backbone of most enterprise infrastructure, newer technologies are steadily making their way into organizations to allow them to tap into the unprecedented growth and variety of data. As a result, today, polyglot persistence is the mandate, and innovative NoSQL and NewSQL databases, cloud services, and data processing technologies have arisen alongside stalwart RDBMSs, data warehouses, and traditional on-premise deployments.

Simple, data management is not. However, despite the increasingly challenging data environment, experts agree, opportunities for DBAs abound—provided they are willing to continue learning and growing and to step in to fill gaps where they open up.

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This article is part three of a six-part series by editors of IOUG SELECT and Big Data Quarterly on "The Changing Role of the Modern DBA," with three articles appearing on SELECT and three articles appearing on Big Data Quarterly. 

The first article on the DBA's role in the new cloud era by Joyce Wells is available on the Big Data Quarterly website

The second article on on the DBA's role in data security by Michelle Malcher is available at