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Learner Reviews & Feedback for Oracle DBA 21c: Design, Manage & Secure Databases by EDUCBA

5.0
stars
10 ratings

About the Course

Learners will define Oracle database architecture, apply SQL commands to manage data, configure storage structures, implement security policies, and evaluate Oracle 21c innovations. By completing this Oracle DBA 21c course, they will gain hands-on expertise in managing instances, creating databases, monitoring performance, and securing enterprise environments. This comprehensive program begins with foundational Oracle Database concepts, progresses through startup and shutdown procedures, data dictionary usage, tablespaces, control files, and undo management, and advances into working with tables, indexes, constraints, and user security. Learners also explore cutting-edge Oracle 21c features such as blockchain tables, automatic indexing, and flashback technologies. Designed for aspiring and practicing DBAs, this course provides real-world practical examples, step-by-step demonstrations, and structured module-based learning. By the end, learners will be equipped with the knowledge and applied skills to design efficient storage strategies, manage mission-critical databases, enforce security, and leverage Oracle 21c enhancements—setting them apart in the competitive field of database administration....

Top reviews

MK

Jan 20, 2026

Step-by-step demonstrations make complex DBA tasks easier to understand and follow.

US

Mar 24, 2026

Covers important Oracle 21c features in a simple way.

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1 - 10 of 10 Reviews for Oracle DBA 21c: Design, Manage & Secure Databases

By adelaidahutchison

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Feb 18, 2026

Security coverage (roles, privileges, auditing) was practical and explained in language that made sense even to someone new to DBA work.

By aldahuddleston

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Feb 12, 2026

The instructor does a great job explaining Oracle 21c features in a practical way, especially for those upgrading from older versions.

By Akshata S

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Mar 3, 2026

The video lectures were high quality with clear audio and visuals. The instructor explained concepts in a very engaging way.

By Yash V

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Jan 28, 2026

Learning how to design and model databases before jumping into management was very helpful — it built a strong foundation.

By Karan S

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Feb 6, 2026

Core DBA concepts such as database architecture, users, roles, and storage management are explained clearly.

By Rutuja P

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Mar 12, 2026

A valuable course for understanding Oracle 21c features like auto-indexing and blockchain tables.

By Mohit k

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Jan 21, 2026

Step-by-step demonstrations make complex DBA tasks easier to understand and follow.

By Bhalchandra K

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Mar 20, 2026

Excellent course to learn Oracle database administration fundamentals.

By Avinash C

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Feb 25, 2026

This course is great for improving skills and knowledge.

By Umesh S

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Mar 25, 2026

Covers important Oracle 21c features in a simple way.