LMDB 0.9 Change Log
+LMDB 0.9.22 Engineering
+ Fix regression with new db from 0.9.19 (ITS#8760)
+ Fix liblmdb to build on Solaris (ITS#8612)
+ Fix delete behavior with DUPSORT DB (ITS#8622)
+ Fix mdb_cursor_get/mdb_cursor_del behavior (ITS#8722)
+
+LMDB 0.9.21 Release (2017/06/01)
+ Fix xcursor after cursor_del (ITS#8622)
+
+LMDB 0.9.20 (Withdrawn)
+ Fix mdb_load with escaped plaintext (ITS#8558)
+ Fix mdb_cursor_last / mdb_put interaction (ITS#8557)
+
+LMDB 0.9.19 Release (2016/12/28)
+ Fix mdb_env_cwalk cursor init (ITS#8424)
+ Fix robust mutexes on Solaris 10/11 (ITS#8339)
+ Tweak Win32 error message buffer
+ Fix MDB_GET_BOTH on non-dup record (ITS#8393)
+ Optimize mdb_drop
+ Fix xcursors after mdb_cursor_del (ITS#8406)
+ Fix MDB_NEXT_DUP after mdb_cursor_del (ITS#8412)
+ Fix mdb_cursor_put resetting C_EOF (ITS#8489)
+ Fix mdb_env_copyfd2 to return EPIPE on SIGPIPE (ITS#8504)
+ Fix mdb_env_copy with empty DB (ITS#8209)
+ Fix behaviors with fork (ITS#8505)
+ Fix mdb_dbi_open with mainDB cursors (ITS#8542)
+ Fix robust mutexes on kFreeBSD (ITS#8554)
+ Fix utf8_to_utf16 error checks (ITS#7992)
+ Fix F_NOCACHE on MacOS, error is non-fatal (ITS#7682)
+ Build
+ Make shared lib suffix overridable (ITS#8481)
+ Documentation
+ Cleanup doxygen nits
+ Note reserved vs actual mem/disk usage
+
+
+LMDB 0.9.18 Release (2016/02/05)
+ Fix robust mutex detection on glibc 2.10-11 (ITS#8330)
+ Fix page_search_root assert on FreeDB (ITS#8336)
+ Fix MDB_APPENDDUP vs. rewrite(single item) (ITS#8334)
+ Fix mdb_copy of large files on Windows
+ Fix subcursor move after delete (ITS#8355)
+ Fix mdb_midl_shirnk off-by-one (ITS#8363)
+ Check for utf8_to_utf16 failures (ITS#7992)
+ Catch strdup failure in mdb_dbi_open
+ Build
+ Additional makefile var tweaks (ITS#8169)
+ Documentation
+ Add Getting Started page
+ Update WRITEMAP description
+
+
+LMDB 0.9.17 Release (2015/11/30)
+ Fix ITS#7377 catch calloc failure
+ Fix ITS#8237 regression from ITS#7589
+ Fix ITS#8238 page_split for DUPFIXED pages
+ Fix ITS#8221 MDB_PAGE_FULL on delete/rebalance
+ Fix ITS#8258 rebalance/split assert
+ Fix ITS#8263 cursor_put cursor tracking
+ Fix ITS#8264 cursor_del cursor tracking
+ Fix ITS#8310 cursor_del cursor tracking
+ Fix ITS#8299 mdb_del cursor tracking
+ Fix ITS#8300 mdb_del cursor tracking
+ Fix ITS#8304 mdb_del cursor tracking
+ Fix ITS#7771 fakepage cursor tracking
+ Fix ITS#7789 ensure mapsize >= pages in use
+ Fix ITS#7971 mdb_txn_renew0() new reader slots
+ Fix ITS#7969 use __sync_synchronize on non-x86
+ Fix ITS#8311 page_split from update_key
+ Fix ITS#8312 loose pages in nested txn
+ Fix ITS#8313 mdb_rebalance dummy cursor
+ Fix ITS#8315 dirty_room in nested txn
+ Fix ITS#8323 dirty_list in nested txn
+ Fix ITS#8316 page_merge cursor tracking
+ Fix ITS#8321 cursor tracking
+ Fix ITS#8319 mdb_load error messages
+ Fix ITS#8320 mdb_load plaintext input
+ Added mdb_txn_id() (ITS#7994)
+ Added robust mutex support
+ Miscellaneous cleanup/simplification
+ Build
+ Create install dirs if needed (ITS#8256)
+ Fix ThreadProc decl on Win32/MSVC (ITS#8270)
+ Added ssize_t typedef for MSVC (ITS#8067)
+ Use ANSI apis on Windows (ITS#8069)
+ Use O_SYNC if O_DSYNC,MDB_DSYNC are not defined (ITS#7209)
+ Allow passing AR to make (ITS#8168)
+ Allow passing mandir to make install (ITS#8169)
+
LMDB 0.9.16 Release (2015/08/14)
Fix cursor EOF bug (ITS#8190)
Fix handling of subDB records (ITS#8181)