LMDB 0.9 Change Log LMDB 0.9.14 Release (2014/09/20) Fix to support 64K page size (ITS#7713) Fix to persist decreased as well as increased mapsizes (ITS#7789) Fix cursor bug when deleting last node of a DUPSORT key Fix mdb_env_info to return FIXEDMAP address Fix ambiguous error code from writing to closed DBI (ITS#7825) Fix mdb_copy copying past end of file (ITS#7886) Fix cursor bugs from page_merge/rebalance Fix to dirty fewer pages in deletes (mdb_page_loose()) Fix mdb_dbi_open creating subDBs (ITS#7917) Fix mdb_cursor_get(_DUP) with single value (ITS#7913) Fix Windows compat issues in mtests (ITS#7879) Add compacting variant of mdb_copy Add BigEndian integer key compare code Add mdb_dump/mdb_load utilities LMDB 0.9.13 Release (2014/06/18) Fix mdb_page_alloc unlimited overflow page search Documentation Re-fix MDB_CURRENT doc (ITS#7793) Fix MDB_GET_MULTIPLE/MDB_NEXT_MULTIPLE doc LMDB 0.9.12 Release (2014/06/13) Fix MDB_GET_BOTH regression (ITS#7875,#7681) Fix MDB_MULTIPLE writing multiple keys (ITS#7834) Fix mdb_rebalance (ITS#7829) Fix mdb_page_split (ITS#7815) Fix md_entries count (ITS#7861,#7828,#7793) Fix MDB_CURRENT (ITS#7793) Fix possible crash on Windows DLL detach Misc code cleanup Documentation mdb_cursor_put: cursor moves on error (ITS#7771) LMDB 0.9.11 Release (2014/01/15) Add mdb_env_set_assert() (ITS#7775) Fix: invalidate txn on page allocation errors (ITS#7377) Fix xcursor tracking in mdb_cursor_del0() (ITS#7771) Fix corruption from deletes (ITS#7756) Fix Windows/MSVC build issues Raise safe limit of max MDB_MAXKEYSIZE Misc code cleanup Documentation Remove spurious note about non-overlapping flags (ITS#7665) LMDB 0.9.10 Release (2013/11/12) Add MDB_NOMEMINIT option Fix mdb_page_split() again (ITS#7589) Fix MDB_NORDAHEAD definition (ITS#7734) Fix mdb_cursor_del() positioning (ITS#7733) Partial fix for larger page sizes (ITS#7713) Fix Windows64/MSVC build issues LMDB 0.9.9 Release (2013/10/24) Add mdb_env_get_fd() Add MDB_NORDAHEAD option Add MDB_NOLOCK option Avoid wasting space in mdb_page_split() (ITS#7589) Fix mdb_page_merge() cursor fixup (ITS#7722) Fix mdb_cursor_del() on last delete (ITS#7718) Fix adding WRITEMAP on existing env (ITS#7715) Fix nested txns (ITS#7515) Fix mdb_env_copy() O_DIRECT bug (ITS#7682) Fix mdb_cursor_set(SET_RANGE) return code (ITS#7681) Fix mdb_rebalance() cursor fixup (ITS#7701) Misc code cleanup Documentation Note that by default, readers need write access LMDB 0.9.8 Release (2013/09/09) Allow mdb_env_set_mapsize() on an open environment Fix mdb_dbi_flags() (ITS#7672) Fix mdb_page_unspill() in nested txns Fix mdb_cursor_get(CURRENT|NEXT) after a delete Fix mdb_cursor_get(DUP) to always return key (ITS#7671) Fix mdb_cursor_del() to always advance to next item (ITS#7670) Fix mdb_cursor_set(SET_RANGE) for tree with single page (ITS#7681) Fix mdb_env_copy() retry open if O_DIRECT fails (ITS#7682) Tweak mdb_page_spill() to be less aggressive Documentation Update caveats since mdb_reader_check() added in 0.9.7 LMDB 0.9.7 Release (2013/08/17) Don't leave stale lockfile on failed RDONLY open (ITS#7664) Fix mdb_page_split() ref beyond cursor depth Fix read txn data race (ITS#7635) Fix mdb_rebalance (ITS#7536, #7538) Fix mdb_drop() (ITS#7561) Misc DEBUG macro fixes Add MDB_NOTLS envflag Add mdb_env_copyfd() Add mdb_txn_env() (ITS#7660) Add mdb_dbi_flags() (ITS#7661) Add mdb_env_get_maxkeysize() Add mdb_env_reader_list()/mdb_env_reader_check() Add mdb_page_spill/unspill, remove hard txn size limit Use shorter names for semaphores (ITS#7615) Build Fix install target (ITS#7656) Documentation Misc updates for cursors, DB handles, data lifetime LMDB 0.9.6 Release (2013/02/25) Many fixes/enhancements LMDB 0.9.5 Release (2012/11/30) Renamed from libmdb to liblmdb Many fixes/enhancements