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Trino

federated analytics across heterogeneous data sources

Distributed SQL query engine

Why learn Trino?

Useful for joining and analyzing data across compatible sources. Connector capabilities, pushdown, and network movement affect cost and correctness.

Where it came from

Trino runs distributed SQL queries over data exposed through connectors. It separates query execution from the systems that store the underlying data.

Build your understanding

Work through these exercises in order. Try the task before opening a reference.

  1. Configure a catalog against sample data.
  2. Query two schemas through one SQL interface.
  3. Inspect a distributed query plan.
  4. Check which filters are pushed to a source.
  5. Measure data movement for a cross-source join.

Documentation and sources

Catalog research notes

Connect the ideas

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Catalog source: technology-maxxing. This page reproduces the existing catalog’s learning material and source links.