Revision history for Data-DDSketch-Shared

0.04      2026-09-26
          - The process recovering a dead writer's lock recounts count from
            the buckets; sum, min and max may become estimates.
          - DATA_DDSKETCH_SHARED_SPARSE=0 reserves segments up front, so a
            full filesystem fails the constructor, not a later write.
          - A failed create no longer leaves a full-size file behind.

0.03      2026-09-15
          - Recover a lock left ownerless by a corrupt file instead of hanging.
          - Fix a writer stall on ARM64 after readers release.

0.02      2026-08-11
          - freeze()/new_readonly(): sealed read-only mode, lock-free.
          - Create leaves the backing file sparse.
          - A file left by an interrupted create is recovered, not refused.
          - unlink() reports a failed removal; a missing file is no error.
          - Hardening against tied and overloaded arguments.

0.01      2026-07-22
          - Initial release.

