Database administrator (DBA)

DBA is the big data term related to a role which includes capacity planning, configuration, database design, performance monitoring, migration, troubleshooting, security, backups and data recovery. DBA is responsible for maintaining and supporting the rectitude of content and structure of a database.

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40 percent of businesses say they need to manage unstructured data on a frequent basis.
90 percent of IT professionals plan to increase spending on BI tools.
Big data ranks 20th across 33 key technologies when businesses were asked their top technologies and initiatives strategic to business intelligence.
By 2025, more than a quarter of all data created will be real-time, with 95% of that data generated by the Internet of Things.
70 percent of investment professionals use “alternative data” or plan to do so in the next year.
Data-driven organizations are 23 times more likely to acquire customers, six times as likely to retain customers, and 19 times as likely to be profitable as a result.
The big data software market was worth $31 billion in 2018, growing 14 percent from the year before.
36 percent of investment professionals use web scraping to derive data.
The number of IT professionals using descriptive and predictive analytics grew from the mid-40th percentile to high 60th percentile between January 2018 and January 2019.
By 2025, IDC predicts that the total amount of digital data created worldwide will rise to 163 zettabytes, ballooned by the growing number of devices and sensors

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