MongoDB-v0.704.0.0

Changes for version v0.704.0.0 - 2014-05-27

!!! Incompatible Changes !!!
- PERL-108 removed previously-deprecated AUTOLOAD functions
*** Deprecations ***
- PERL-320 low-level protocol functions in MongoDB.pm are deprecated
Additions
- PERL-221 added MongoDB::Regex class to represent stored regexes
- PERL-251 implemented support for aggregation command cursors
- PERL-252 added 'max_time_ms' method to cursors
- PERL-258 added support for '$out' aggregation pipeline operator
- PERL-262 read preference implementation
- PERL-278 added explain support for aggregation queries
- PERL-298 implement parallel_scan method for collections
- PERL-299 implemented new bulk write API
- Added nolock support to eval in MongoDB::Database (Ashley Willis)
Bug Fixes
- PERL-233 Fix find_and_modify error handling
- PERL-260 ensure_index no longer ignores weights, default_language, and language_override options
- PERL-267 memory leak fixes (Casey Rojas)
- PERL-307 fix drop_dups option for ensure_index
- PERL-315 require DateTime 0.78 or later
- PERL-318 fix compiler warnings
- PERL-319 fix compilation failures on some platforms
- PERL-322 change return value and document low-level recv
- PERL-323 fixed possible socket leaks on communication errors
- PERL-336 fixed index creation legacy fallback against older mongos
- Cached client constructor arguments for replica set connections
- Cleaned Moose class namespaces of imported methods
- Ensured internal run_command exceptions include correct error string
- Fixed a bug that would serialize an index direction as a string on some older Perls
- Fixed clock race in OID unit test
- Fixed exception handling for internal run_command calls
- Fixed fatal error in DESTROY with find_master and down server
- Fixed gridfs test for unique keys
- Fixed hint tests for MongoDB >= 2.5.4
- Fixed index creation and drop on MongoDB 2.6
- Fixed memory corruption error on Perl 5.19.1+
- Fixed several compiler warnings on Perl 5.8
- Fixed use of re::regexp_pattern for 5.10.0
- Made t/dbref.t use fresh test database
- Prevented GridFS MD5 calculation when 'safe' is not set (mapbuh)
- Provided backwards compatible HeUTF8 macro for Perl v5.10 and v5.8.8 and earlier
- Removed hard-coded compiler flags for Darwin
- Updated ppport.h to version 3.22
Documentation
- PERL-217 improved documentation of GridFS::get
- PERL-287 updated "j" and "fsync" option docs for MongoDB 2.6
- PERL-311 fix legacy docs authentication link
- PERL-317 Clarified support for threads
- PERL-341 Added install documentation including use of non-standard C library paths
- Added abstract to MongoDB::BSON::Regexp documentation
- Revised main MongoDB module and MongoDB::MongoClient docs
- Updated Changes file with changes since 0.701
Prerequisites
- Added namespace::clean
- Added Test::Deep
- Added Test::Fatal
- Added Throwable
- Added Syntax::Keyword::Junction
- Changed Test::More requirement to 0.96
- Removed Devel::Size
~ Internal changes ~
- PERL-261 use setVersion field in isMaster for replica set discovery (David Storch)
- PERL-264 test for closing connection when MongoClient object leaves scope. (Ashley Willis)
- PERL-269 test libraries for replica set and sharded cluster testing
- PERL-285 added wire protocol check
- PERL-296 implemented new index creation command for MongoDB 2.6
- PERL-312 default GridFS chunk size changed from 1mb -> 255kb
- Switched BSON implementation to libbson and bundled patched libbson 0.6.4 to avoid external library dependency
~ Known Issues ~
- PERL-233 SSL certificate validation not yet implemented
- PERL-349 changes to the testing framework revealed a bug when threads are used with 'find_master' on the client; the offending test is marked TODO and the bug will be addressed in the next stable release.
- Some platforms may not compile, including Windows and some Solaris and OpenBSD systems; these issues will be addressed in a future release