About Elffar Analytics

Clear thinking for complex data landscapes.

Elffar Analytics is an independent technical publication by Joel Acha, focused on Oracle Analytics, enterprise data architecture and the practical foundations of trusted AI.

About Joel

Joel Acha is an Oracle ACE Pro and senior analytics architect with more than 25 years of experience delivering enterprise analytics solutions.

His writing connects product developments with the architectural questions that matter in practice: semantics, governance, identity, interoperability and the path from data to trusted decisions.

Oracle ACE Pro 2026 recognition badge
Oracle ACE Pro · 2026

Professional certifications

Expertise, independently verified.

Oracle certifications in AI Data Platform, analytics and semantic modelling, with links to the official credential records.

Oracle Certified Professional, Oracle AI Data Platform, 2026 badge

Oracle certification

Oracle AI Data Platform Certified Professional

Implementing and managing governed data and AI solutions, from lakehouse architecture and compute to workflows and agents.

Issued 13 October 2026
Valid until 13 October 2028

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Oracle Certified Professional, Line of Business Analytics and Semantic Modeling with OAC, 2026 badge

Oracle certification

Line of Business Analytics and Semantic Modeling Certified Professional with Oracle Analytics Cloud

Preparing and visualising business data, working with semantic models, and applying advanced analytics and AI in Oracle Analytics Cloud.

Issued 18 August 2026
Valid until 18 August 2028

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