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grouping-sets

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Star-schema data mart on PostgreSQL built from Goodbooks CSVs. Demonstrates advanced SQL (window functions, JSONB, GROUPING SETS), indexes (covering/partial/GIN/pg_trgm), materialized views, incremental MERGE loads, pgTAP tests, and GitHub Actions CI. Includes Docker quickstart and SSH-tunnel instructions

  • Updated Oct 6, 2025
  • PLpgSQL

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