Labs

Guided exercises to reproduce data engineering problems and validate remediation strategies.

• Lab: QUALIFY for deduplication and temporal pricing - Mar 3, 2026 • intermediate • Jupyter / SQL warehouse

  Hands-on lab with synthetic data to reproduce duplicate source exports and date-valid supplier price selection with QUALIFY.

  sqlwindow-functionsdeduplicationpricingdata-quality
• Lab: ANSI mode and legacy Parquet schema drift - Feb 17, 2026 • intermediate • Databricks

  Hands-on lab to reproduce how spark.sql.ansi.enabled changes failure behavior with legacy Parquet type drift.

  sparkdatabrickssqlgovernance