Fix ArrowBytesViewMap retained capacity accounting - #24257

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kosiew wants to merge 4 commits into

apache:mainfrom

kosiew:memcalc-02-23393

Commits on Aug 11, 2026

feat(arrow): clarify ArrowBytesViewMap::size() retained capacities, update docs, and add regression test for flush-path capacity and duplicate-insert
kosiew
committed
7a98b8e
feat(allocator): use shared VecAllocExt::allocated_size() to avoid manual element sizing
kosiew
committed
be53dce
feat(binary_view_map): add independent retained-capacity delta assertion covering views slack, full completed Vec allocation, and buffer slack
kosiew
committed
dc2ce30
feat: add DFHeapSize zero-heap implementation for u128, add Vec<u128> capacity unit test, and update ArrowBytesViewMap::views to use DFHeapSize
kosiew
committed
5ce5c21