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Oracle Advances Autonomous AI Lakehouse with Business Semantic Layer and Expanded Support for Iceberg Data

The benchmark used 100 TB TPC-DS data sets; Oracle says its business semantic layer and AI Data Catalog capabilities will be ...
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Oracle Announces Deep Trust AI Architecture to Help Enterprises Innovate with Confidence

Database rules limit what users and AI agents can access; Oracle's app generator turns plain-language prompts into ...

Rows disappearing despite LEFT JOIN? Verifying the difference between WHERE and ON with 3 data records

"I thought LEFT JOIN would keep the data on the left, but the number of records decreased when I added WHERE."When creating ...

[Database Edition 08] Understand SQL Execution Plans! Essential Knowledge for Finding the Cause of Slow SQL

The theme for this time is SQL "execution plans."Execution plans are one of the technologies you absolutely must understand when considering database performance.However, this content might also be a ...