libmdbx Files

The supporting release of a stable branch with bug fixes.

git diff' stat: 159 files changed, 1911 insertions(+), 642 deletions(-)

Appreciations:

• Erigon for sponsorship.
• Cosmin Apreutesei for bug reporting.
• Igor Ikonopistsev for NodeJS bindings.
• Anatoly Zhmur for reporting bugs.

Important:

• libmdbx project has changed its code development and distribution model. To get acquainted with important changes and plans, we recommend reading the compact presentation "libmdbx: successes, obstacles, goals and roadmap", which contains important explanations in the form of embedded comments.

• At a many requests of users, the change log and the release notes now is kept in English.

Fixes:

• Fixed using of the identifier ERROR_UNHANDLED_ERROR, which is not defined in new versions of Windows SDK.

• Fixed non-closing of DBI descriptors for tables created in nested transactions when such transactions are aborted.

• Fixed MSVC warning C4324 for buffer::silo::bin.

• Added workaround for MinGW build failures of dll-enabled C++ API.

• Fixed extra msync/fsync operations during GC reclaiming in a full database.

• Fixed suboptimal reducing/merging of histogram items in an output of mdbx_chk tool.

• Added backlog-adjustment trick to avoid extra-growth of DB instead of reclaim GC in a rare specific cases. In the 0.14.x version series, this mechanism has been completely updated. However, for version 0.13.11, this inelegant modification done in order to reduce the risk of regression.

• Minor fixed iov_callback4dirtypages() and assertion inside cursor_put() to avoid Valgrind/ASAN warnings.

• Fixed cursor(s) finalization after ones explicitly closed in a nested transactions.

Other:

• Clarification and addition of documentation.

• Considering extended ASCII as non-printable if UTF8 enabled in C++ API.

• Using hex dump of mdbx::slice instead of base58 in C++ API.

• Added link to mdbxmou bindings for NodeJS.

Downloads:

• 338K, libmdbx-amalgamated-0.13.11.zpaq (libmdbx.dqdkfa.ru), sha256sum: 669ae89c72701e8a69cf24034a22b94b19cd60587da061f84cc861e7bb49b41b

• 455K, libmdbx-amalgamated-0.13.11.tar.xz (libmdbx.dqdkfa.ru), sha256sum: 0b3c86131147c4e23164fbbda03c120fde36eb4f38896dfa9ef6abc88f75f9c3

For more information please see ChangeLog in the stable branch.