PlanFrame (core)

This track is for adapter authors.

PlanFrame core builds a typed plan and delegates execution to a backend via BaseAdapter.

Next steps

• Upgrading from v1.1.0 or earlier: Migrating since v1.1.0 (v1.2.0 through v1.3.0 fixes and additions, including async API, planframe.materialize, and Expr operators)
• Read the guide: Creating an adapter
• Third-party adapters: run the minimal CI suite — Adapter conformance kit
• Learn the row-export APIs: Streaming rows
• Wrapping Frame in a host type: Embedding Frame (composition)
• Optional API skins (typed mixins on Frame, no extra backend deps): PySpark-like API, pandas-like API
• Browse the design docs under Design in the nav (including Core layout for how Frame, compilation, and execute_plan fit together, and Columnar streaming for chunked columnar export)
• See adapters catalog: Adapters