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SQL tricks with billionaires data

Intermediate SQL tutorial demonstrating REGEXP for advanced filtering, IF & CASE statements to create categories, SUBQUERIES ...

[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 ...

5 Points to Check First When SQL Is Slow: How to Improve Execution Plans, Indexes, and JOINs

When you execute an SQL query, the results do not return quickly.You may have had no issues during development, but the ...
databricks.com

Geospatial queries are up to 38X faster with Lakehouse//RT

Spatial SQL and spatial joins are now supported in Lakehouse//RT and can run up to 38x faster than traditional data ...

Gel Data: Wenn SQL-Abfragen zu kompliziert werden

Viele Tabellen, komplizierte Joins? Gel Data verspricht einfachere Datenmodelle und Abfragen. Wir zeigen an einem ...