diff options
Diffstat (limited to 'NEWS')
| -rw-r--r-- | NEWS | 63 |
1 files changed, 63 insertions, 0 deletions
@@ -1,3 +1,66 @@ +WiredTiger release 2.4.0, 2014-10-15 +------------------------------------ + +The WiredTiger 2.4.0 release contains significant new features, API changes +and many bug fixes. + +New features and API changes: + +* Cursors keep their position across transaction boundaries. That is + WT_SESSION::begin_transaction and WT_SESSION::commit_transaction no longer + reset cursors. [#1181] + +* Change cursor behavior so that when an operation returns WT_NOTFOUND, the + cursor is now left pointing to the original key/value pair. [#1209] + +* Initial support for building WiredTiger on Windows. + +* Add ability to customize a collator for specific data sources or with + application managed metadata. See upgrading documentation for more + information. [#1165] + +* Enhance extension mechanism in WiredTiger to support loading extensions from + the application binary - not just a separate library. [#1174] + +* Replace WT_SESSION::create "lsm=(merge_threads)" configuration option with + ::wiredtiger_open "lsm_manager=(worker_thread_max)". See upgrading documentation + for more information. + +* Enhancements to the WiredTiger Python API build process. [#1188] + +* Add ability to dump and load WiredTiger databases in JSON format. [#1154] + +* Add ability to automatically checkpoint based on the volume of log records + generated since the last checkpoint. This is enabled using the + ::wiredtiger_open configuration option "checkpoint=(log_size=size)" [#1170] + +* Enhance functionality allowing users to write content into the WiredTiger + transaction log. [#1171][#1175] + +* Enhance the WiredTiger HyperLevelDB implementation to support log replay. + [#1106][#1155] + +Other significant changes: + +* Fix several bugs in the shared cache implementation. [#1180][#1176] + +* Fix a bug where the public URI field in a cursor did not match the string + passed to WT_SESSION::open_cursor. [#1235] + +* Fix several bugs in salvage. [#1222][#1169] + +* Several bug fixes and enhancements for WT_CONNECTION::reconfigure. + [#1214][#1172] + +* Fix several bugs in raw compression implementation, particularly for data + that compresses extremely well. [#1191] + +* Several bug fixes and enhancements to WiredTiger LevelDB interface. + +* Switch default build from using adaptive pthread mutexes to default pthread + mutexes. + + WiredTiger release 2.3.1, 2014-08-14 ------------------------------------ |