changelog: pull request #307

181fa370 · Julien Muchembled · 4a6b0283 · 181fa370
Commit 181fa370 authored Jun 10, 2020 by Julien Muchembled
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  affected Storage implementations that rely on mvccadapter, and could result
  in data corruption (oid loaded at wrong serial after a concurrent commit).
  See `issue 290 <https://github.com/zopefoundation/ZODB/issues/290>`_.
+  As mentionned in pull request #307, interfaces are clarified about the fact
+  that storage implementations must update at a precise moment the value that
+  is returned by lastTransaction(): just after invalidate() or
+  tpc_finish callback.

 - Improve volatile attribute ``_v_`` documentation.