This module introduces SQL joins, which are essential for combining data from multiple tables. You learn about INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL OUTER JOIN, and NATURAL JOIN. Before starting ...

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 ...

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

In the previous tutorials, you worked with a simple data model that was composed of three entities. In this tutorial, you'll add more entities and relationships and you'll customize the data model by ...

An enterprise agent can fail or run up an unbudgeted bill before the language model writes a word. Berlin startup SereneDB is ...

The benchmark used 100 TB TPC-DS data sets; Oracle says its business semantic layer and AI Data Catalog capabilities will be available within the next 12 months.

Grok just added a Supabase plugin to its agentic toolset, giving developers a direct line from natural language commands to their backend infrastructure. The integration — built on Supabase's Model ...

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

Apache Iceberg is a distributed, community-driven, Apache 2.0-licensed, 100% open-source data table format that helps simplify data processing on large datasets stored in data lakes. Data engineers ...

Compare Custom ETL vs. AI data pipeline migration. Learn why the best strategy lets AI automate the grunt work while ...

Apache Flink is an open-source, distributed engine for stateful processing over unbounded (streams) and bounded (batches) data sets. Stream processing applications are designed to run continuously, ...