feat: add spark.comet.explain.planOnly.enabled - #5394

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andygrove wants to merge 16 commits into

apache:mainfrom

andygrove:feat-plan-only-mode

Commits on Aug 19, 2026

Commits on Aug 26, 2026

Address review: fix Spark 3.x test compile, dedupe without an execution ID, preview subqueries
andygrove
committed
1683a65
Address review: DPP preparation scope, empty adaptive plans, V2 scan coverage
andygrove
committed
c75a87c

Commits on Aug 27, 2026

fix: suppress AQE re-plan reports without an execution ID and dedupe reused subqueries
andygrove
committed
53db476
fix: recognize an AQE re-plan that collapsed to an empty relation
andygrove
committed
0896e36
fix: drop a redundant interpolator and guard the plan-only report
andygrove
committed
74fe586

Commits on Sep 21, 2026

Commits on Sep 22, 2026