diff options
Diffstat (limited to 'NEWS')
| -rw-r--r-- | NEWS | 39 |
1 files changed, 39 insertions, 0 deletions
@@ -1,3 +1,42 @@ +WiredTiger release 1.6.5, 2013-10-09 +------------------------------------ + +This is primarily a bugfix and performance tuning release. The main changes are: + +* Change the default statistics_fast configuration from false to true. + +* Change WT_CURSOR::insert to not hold a position. [#673] + +* Disallow WT_SESSION::compact operations on LSM trees. + +* The 'sync' setting to wiredtiger_open has been renamed 'checkpoint_sync'. + +* Add a "metadata:" cursor type. [#660] + +* Fix race in the cache's dirty byte tracking. [#635, #699] + +* Fix a bug scanning through a memory-mapped file with overflow items. [#701] + +* Use hardware checksum instructions when available. [#582, #702] + +* Several bug fixes related to tracking active transaction IDs and detection of + obsolete updates with high concurrency workloads. [#639, #643, #657, #683] + +* Fix several bugs in LSM including races on shutdown and Bloom filter + creation. [#686, #687, #688]. + +* Fix a bug in LSM where we were not including Bloom filter files in backups. + [#684] + +* Optimize the LSM throttle and merge algorithms. [#676] + +* Make hot backups work concurrently with files being bulk-loaded. [#570, #653] + +* Add full support for snapshot isolation to LSM: only switch LSM chunks if all + changes are globally visible and detect conflicts between transactions across + file switches. [#629] + + WiredTiger release 1.6.4, 2013-08-20 ------------------------------------ |