pkg/planner: build multiple logical plans from shared AST in optimize#66743

Merged

ti-chi-bot[bot] merged 12 commits into

pingcap:masterfrom

AilinKid:ast-multi-logical-plan-step2

Mar 12, 2026

Commits on Mar 3, 2026

planner: deep copy AST-owned FieldTypes when building expressions
AilinKid
committed
planner: document read-only AST references in planner plans
AilinKid
committed

Commits on Mar 6, 2026

Merge remote-tracking branch 'origin/master' into ast-multi-logical-plan-step2
AilinKid
committed
planner: add step2 multi-build path for shared AST
AilinKid
committed