From e34e58f52945a1718398dbf72a98cad80680f583 Mon Sep 17 00:00:00 2001 From: Leonid Yuriev Date: Tue, 7 Jul 2020 00:38:27 +0300 Subject: [PATCH] mdbx: reformat ChangeLog (cosmetics). Change-Id: Ida9e18a512604c3fff8d3d88558020f694e740b0 --- ChangeLog.md | 242 +++++++++++++++++++++++++-------------------------- 1 file changed, 121 insertions(+), 121 deletions(-) diff --git a/ChangeLog.md b/ChangeLog.md index 59a28458..2208b212 100644 --- a/ChangeLog.md +++ b/ChangeLog.md @@ -1,128 +1,128 @@ -v0.9.x (in the development): - - TODO: API for explicit threads (de)registration. -  - TODO: Native bindings for C++. -  - TODO: Packages for AltLinux, Fedora/RHEL, Debian/Ubuntu. +## v0.9.x (in the development): +- TODO: API for explicit threads (de)registration. +- TODO: Native bindings for C++. +- TODO: Packages for AltLinux, Fedora/RHEL, Debian/Ubuntu. -v0.8.2 2020-07-06: -  - Added support multi-opening the same DB in a process with SysV locking (BSD). -  - Fixed warnings & minors for LCC compiler (E2K). -  - Enabled to simultaneously open the same database from processes with and without the `MDBX_WRITEMAP` option. -  - Added key-to-value, `mdbx_get_keycmp()` and `mdbx_get_datacmp()` functions (helpful to avoid using custom comparators). - - Added `ENABLE_UBSAN` CMake option to enabling the UndefinedBehaviorSanitizer from GCC/CLANG. -  - Workaround for CLANG bug https://bugs.llvm.org/show_bug.cgi?id=43275. -  - Returning MDBX_CORRUPTED in case all meta-pages are weak and no other error. -  - Refined mode bits while auto-creating LCK-file. - - Avoids unnecessary database file re-mapping in case geometry changed by another process(es). - From the user's point of view, the MDBX_UNABLE_EXTEND_MAPSIZE error will now be returned less frequently and only when using the DB in the current process really requires it to be reopened. - - Remapping on-the-fly and of the database file was implemented. - Now remapping with a change of address is performed automatically if there are no dependent readers in the current process. +## v0.8.2 2020-07-06: +- Added support multi-opening the same DB in a process with SysV locking (BSD). +- Fixed warnings & minors for LCC compiler (E2K). +- Enabled to simultaneously open the same database from processes with and without the `MDBX_WRITEMAP` option. +- Added key-to-value, `mdbx_get_keycmp()` and `mdbx_get_datacmp()` functions (helpful to avoid using custom comparators). +- Added `ENABLE_UBSAN` CMake option to enabling the UndefinedBehaviorSanitizer from GCC/CLANG. +- Workaround for [CLANG bug](https://bugs.llvm.org/show_bug.cgi?id=43275). +- Returning `MDBX_CORRUPTED` in case all meta-pages are weak and no other error. +- Refined mode bits while auto-creating LCK-file. +- Avoids unnecessary database file re-mapping in case geometry changed by another process(es). + From the user's point of view, the `MDBX_UNABLE_EXTEND_MAPSIZE` error will now be returned less frequently and only when using the DB in the current process really requires it to be reopened. +- Remapping on-the-fly and of the database file was implemented. + Now remapping with a change of address is performed automatically if there are no dependent readers in the current process. -v0.8.1 2020-06-12: -  - Minor change versioning. The last number in the version now means the number of commits since last release/tag. -  - Provide ChangeLog file. -  - Fix for using libmdbx as a C-only sub-project with CMake. -  - Fix `mdbx_env_set_geometry()` for case it is called from an opened environment outside of a write transaction. -  - Add support for huge transactions and `MDBX_HUGE_TRANSACTIONS` build-option (default `OFF`). -  - Refine LTO (link time optimization) for clang. -  - Force enabling exceptions handling for MSVC (`/EHsc` option). +## v0.8.1 2020-06-12: +- Minor change versioning. The last number in the version now means the number of commits since last release/tag. +- Provide ChangeLog file. +- Fix for using libmdbx as a C-only sub-project with CMake. +- Fix `mdbx_env_set_geometry()` for case it is called from an opened environment outside of a write transaction. +- Add support for huge transactions and `MDBX_HUGE_TRANSACTIONS` build-option (default `OFF`). +- Refine LTO (link time optimization) for clang. +- Force enabling exceptions handling for MSVC (`/EHsc` option). -v0.8.0 2020-06-05: -  - Support for Android/Bionic. -  - Support for iOS. -  - Auto-handling `MDBX_NOSUBDIR` while opening for any existing database. -  - Engage github-actions to make release-assets. -  - Clarify API description. -  - Extended keygen-cases in stochastic test. -  - Fix fetching of first/lower key from LEAF2-page during page merge. -  - Fix missing comma in array of error messages. -  - Fix div-by-zero while copy-with-compaction for non-resizable environments. -  - Fixes & enhancements for custom-comparators. -  - Fix `MDBX_AVOID_CRT` option and missing `ntdll.def`. -  - Fix `mdbx_env_close()` to work correctly called concurrently from several threads. -  - Fix null-deref in an ASAN-enabled builds while opening the environment with error and/or read-only. -  - Fix AddressSanitizer errors after closing the environment. -  - Fix/workaround to avoid GCC 10.x pedantic warnings. -  - Fix using `ENODATA` for FreeBSD. -  - Avoid invalidation of DBI-handle(s) when it just closes. -  - Avoid using `pwritev()` for single-writes (up to 10% speedup for some kernels & scenarios). -  - Avoiding `MDBX_UTTERLY_NOSYNC` as result of flags merge. -  - Add `mdbx_dbi_dupsort_depthmask()` function. -  - Add `MDBX_CP_FORCE_RESIZEABLE` option. -  - Add deprecated `MDBX_MAP_RESIZED` for compatibility. -  - Add `MDBX_BUILD_TOOLS` option (default `ON`). -  - Refine `mdbx_dbi_open_ex()` to safe concurrently opening the same handle from different threads. -  - Truncate clk-file during environment closing. So a zero-length lck-file indicates that the environment was closed properly. -  - Refine `mdbx_update_gc()` for huge transactions with small sizes of database page. -  - Extends dump/load to support all MDBX attributes. -  - Avoid upsertion the same key-value data, fix related assertions. -  - Rework min/max length checking for keys & values. -  - Checking the order of keys on all pages during checking. -  - Support `CFLAGS_EXTRA` make-option for convenience. -  - Preserve the last txnid while copying with compactification. -  - Auto-reset running transaction in mdbx_txn_renew(). -  - Automatically abort errored transaction in mdbx_txn_commit(). -  - Auto-choose page size for large databases. -  - Rearrange source files, rework build, options-support by CMake. -  - Crutch for WSL1 (Windows subsystem for Linux). -  - Refine install/uninstall targets. -  - Support for Valgrind 3.14 and later. -  - Add check-analyzer check-ubsan check-asan check-leak targets to Makefile. -  - Minor fix/workaround to avoid UBSAN traps for `memcpy(ptr, NULL, 0)`. -  - Avoid some GCC-analyzer false-positive warnings. +## v0.8.0 2020-06-05: +- Support for Android/Bionic. +- Support for iOS. +- Auto-handling `MDBX_NOSUBDIR` while opening for any existing database. +- Engage github-actions to make release-assets. +- Clarify API description. +- Extended keygen-cases in stochastic test. +- Fix fetching of first/lower key from LEAF2-page during page merge. +- Fix missing comma in array of error messages. +- Fix div-by-zero while copy-with-compaction for non-resizable environments. +- Fixes & enhancements for custom-comparators. +- Fix `MDBX_AVOID_CRT` option and missing `ntdll.def`. +- Fix `mdbx_env_close()` to work correctly called concurrently from several threads. +- Fix null-deref in an ASAN-enabled builds while opening the environment with error and/or read-only. +- Fix AddressSanitizer errors after closing the environment. +- Fix/workaround to avoid GCC 10.x pedantic warnings. +- Fix using `ENODATA` for FreeBSD. +- Avoid invalidation of DBI-handle(s) when it just closes. +- Avoid using `pwritev()` for single-writes (up to 10% speedup for some kernels & scenarios). +- Avoiding `MDBX_UTTERLY_NOSYNC` as result of flags merge. +- Add `mdbx_dbi_dupsort_depthmask()` function. +- Add `MDBX_CP_FORCE_RESIZEABLE` option. +- Add deprecated `MDBX_MAP_RESIZED` for compatibility. +- Add `MDBX_BUILD_TOOLS` option (default `ON`). +- Refine `mdbx_dbi_open_ex()` to safe concurrently opening the same handle from different threads. +- Truncate clk-file during environment closing. So a zero-length lck-file indicates that the environment was closed properly. +- Refine `mdbx_update_gc()` for huge transactions with small sizes of database page. +- Extends dump/load to support all MDBX attributes. +- Avoid upsertion the same key-value data, fix related assertions. +- Rework min/max length checking for keys & values. +- Checking the order of keys on all pages during checking. +- Support `CFLAGS_EXTRA` make-option for convenience. +- Preserve the last txnid while copying with compactification. +- Auto-reset running transaction in mdbx_txn_renew(). +- Automatically abort errored transaction in mdbx_txn_commit(). +- Auto-choose page size for large databases. +- Rearrange source files, rework build, options-support by CMake. +- Crutch for WSL1 (Windows subsystem for Linux). +- Refine install/uninstall targets. +- Support for Valgrind 3.14 and later. +- Add check-analyzer check-ubsan check-asan check-leak targets to Makefile. +- Minor fix/workaround to avoid UBSAN traps for `memcpy(ptr, NULL, 0)`. +- Avoid some GCC-analyzer false-positive warnings. -v0.7.0 2020-03-18: -  - Workarounds for Wine (Windows compatibility layer for Linux). -  - `MDBX_MAP_RESIZED` renamed to `MDBX_UNABLE_EXTEND_MAPSIZE`. -  - Clarify API description, fix typos. -  - Speedup runtime checks in debug/checked builds. -  - Added checking for read/write transactions overlapping for the same thread, added `MDBX_TXN_OVERLAPPING` error and `MDBX_DBG_LEGACY_OVERLAP` option. -  - Added `mdbx_key_from_jsonInteger()`, `mdbx_key_from_double()`, `mdbx_key_from_float()`, `mdbx_key_from_int64()` and `mdbx_key_from_int32()` functions. See `mdbx.h` for description. -  - Fix compatibility (use zero for invalid DBI). -  - Refine/clarify error messages. -  - Avoids extra error messages "bad txn" from mdbx_chk when DB is corrupted. +## v0.7.0 2020-03-18: +- Workarounds for Wine (Windows compatibility layer for Linux). +- `MDBX_MAP_RESIZED` renamed to `MDBX_UNABLE_EXTEND_MAPSIZE`. +- Clarify API description, fix typos. +- Speedup runtime checks in debug/checked builds. +- Added checking for read/write transactions overlapping for the same thread, added `MDBX_TXN_OVERLAPPING` error and `MDBX_DBG_LEGACY_OVERLAP` option. +- Added `mdbx_key_from_jsonInteger()`, `mdbx_key_from_double()`, `mdbx_key_from_float()`, `mdbx_key_from_int64()` and `mdbx_key_from_int32()` functions. See `mdbx.h` for description. +- Fix compatibility (use zero for invalid DBI). +- Refine/clarify error messages. +- Avoids extra error messages "bad txn" from mdbx_chk when DB is corrupted. -v0.6.0 2020-01-21: -  - Fix `mdbx_load` utility for custom comparators. -  - Fix checks related to `MDBX_APPEND` flag inside `mdbx_cursor_put()`. -  - Refine/fix dbi_bind() internals. -  - Refine/fix handling STATUS_CONFLICTING_ADDRESSES. -  - Rework `MDBX_DBG_DUMP` option to avoid disk I/O performance degradation. -  - Add built-in help to test tool. -  - Fix `mdbx_env_set_geometry()` for large page size. -  - Fix env_set_geometry() for large pagesize. -  - Clarify API description & comments, fix typos. +## v0.6.0 2020-01-21: +- Fix `mdbx_load` utility for custom comparators. +- Fix checks related to `MDBX_APPEND` flag inside `mdbx_cursor_put()`. +- Refine/fix dbi_bind() internals. +- Refine/fix handling `STATUS_CONFLICTING_ADDRESSES`. +- Rework `MDBX_DBG_DUMP` option to avoid disk I/O performance degradation. +- Add built-in help to test tool. +- Fix `mdbx_env_set_geometry()` for large page size. +- Fix env_set_geometry() for large pagesize. +- Clarify API description & comments, fix typos. -v0.5.0 2019-12-31: -  - Fix returning MDBX_RESULT_TRUE from page_alloc(). -  - Fix false-positive ASAN issue. -  - Fix assertion for `MDBX_NOTLS` option. -  - Rework MADV_DONTNEED threshold. -  - Fix `mdbx_chk` utility for don't checking some numbers if walking on the B-tree was disabled. -  - Use page's mp_txnid for basic integrity checking. -  - Add MDBX_FORCE_ASSERTIONS built-time option. -  - Rework MDBX_DBG_DUMP to avoid performance degradation. -  - Rename MDBX_NOSYNC to MDBX_SAFE_NOSYNC for clarity. -  - Interpret `ERROR_ACCESS_DENIED` from `OpenProcess()` as 'process exists'. -  - Avoid using FILE_FLAG_NO_BUFFERING for compatibility with small database pages. -  - Added install section for CMake. +## v0.5.0 2019-12-31: +- Fix returning MDBX_RESULT_TRUE from page_alloc(). +- Fix false-positive ASAN issue. +- Fix assertion for `MDBX_NOTLS` option. +- Rework `MADV_DONTNEED` threshold. +- Fix `mdbx_chk` utility for don't checking some numbers if walking on the B-tree was disabled. +- Use page's mp_txnid for basic integrity checking. +- Add `MDBX_FORCE_ASSERTIONS` built-time option. +- Rework `MDBX_DBG_DUMP` to avoid performance degradation. +- Rename `MDBX_NOSYNC` to `MDBX_SAFE_NOSYNC` for clarity. +- Interpret `ERROR_ACCESS_DENIED` from `OpenProcess()` as 'process exists'. +- Avoid using `FILE_FLAG_NO_BUFFERING` for compatibility with small database pages. +- Added install section for CMake. -v0.4.0 2019-12-02: -  - Support for Mac OSX, FreeBSD, NetBSD, OpenBSD, DragonFly BSD, OpenSolaris, OpenIndiana (AIX and HP-UX pending). -  - Use bootid for decisions of rollback. -  - Counting retired pages and extended transaction info. -  - Add MDBX_ACCEDE flag for database opening. -  - Using OFD-locks and tracking for in-process multi-opening. -  - Hot backup into pipe. -  - Support for cmake & amalgamated sources. -  - Fastest internal sort implementation. -  - New internal dirty-list implementation with lazy sorting. -  - Support for lazy-sync-to-disk with polling. -  - Extended key length. -  - Last update transaction number for each sub-database. -  - Automatic read ahead enabling/disabling. -  - More auto-compactification. -  - Using -fsanitize=undefined and -Wpedantic options. -  - Rework page merging. -  - Nested transactions. -  - API description. -  - Checking for non-local filesystems to avoid DB corruption. +## v0.4.0 2019-12-02: +- Support for Mac OSX, FreeBSD, NetBSD, OpenBSD, DragonFly BSD, OpenSolaris, OpenIndiana (AIX and HP-UX pending). +- Use bootid for decisions of rollback. +- Counting retired pages and extended transaction info. +- Add `MDBX_ACCEDE` flag for database opening. +- Using OFD-locks and tracking for in-process multi-opening. +- Hot backup into pipe. +- Support for cmake & amalgamated sources. +- Fastest internal sort implementation. +- New internal dirty-list implementation with lazy sorting. +- Support for lazy-sync-to-disk with polling. +- Extended key length. +- Last update transaction number for each sub-database. +- Automatic read ahead enabling/disabling. +- More auto-compactification. +- Using -fsanitize=undefined and -Wpedantic options. +- Rework page merging. +- Nested transactions. +- API description. +- Checking for non-local filesystems to avoid DB corruption.