Oca: Oracle Database 12c Administrator Certifie... ✦ Works 100%

: Performance management, database backups, and using RMAN.

According to the Google Books overview and Amazon listings , the guide provides deep dives into: OCA: Oracle Database 12c Administrator Certifie...

with hundreds of practice questions.

: Restricting and sorting data, using subqueries, and manipulating data. : Performance management, database backups, and using RMAN

: While this guide remains a valuable learning tool, Oracle Database 12c Release 1 (12.1) reached its End of Life on July 31, 2022 , meaning it no longer receives official security updates or bug fixes. : Performance management