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I've been spending a lot of time comparing query plans lately to see the effects of optimizations and comparing plans between different query engines, so I built some simple tooling to help with this.
By saving plans from each engine out to a simple markup language, I can have one set of tools for generating diagrams. This has helped a lot with documentation and presentations.
Announcing QPML: Query Plan Markup Language
GitHubGitHub - andygrove/qpml: Query Plan Markup LanguageQuery Plan Markup Language. Contribute to andygrove/qpml development by creating an account on GitHub.
@andygrove This might interest you https://github.com/melanieplageman/debugging_planner
GitHubGitHub - melanieplageman/debugging_planner: Presentation on debugging the Postgres plannerPresentation on debugging the Postgres planner. Contribute to melanieplageman/debugging_planner development by creating an account on GitHub.
@tnxbutno Thanks, I'll check it out!