SQL Anti-Patterns: Stop Writing Slow Queries! | Analytics Engineering

Are your SQL queries slowing down your data pipelines? In this tutorial, we dive deep into common SQL Anti-Patterns that every Analytics Engineer and Data Engineer should avoid. Learn why practices like using SELECT *, deeply nested subqueries, and excessive DISTINCTs can cripple your query performance and make your code a nightmare to maintain.

We won't just point out the problems; we'll show you the solutions! Learn how to rewrite and optimize your queries using modern SQL techniques like Common Table Expressions (CTEs), proper JOIN logic, and when to consider strategies like Materialized Views. Level up your SQL skills and build faster, more robust, and readable data models. Perfect for anyone working with Snowflake, BigQuery, Redshift, or any modern data warehouse.

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