r2018.06.15

Includes:

• Collation support for Count() queries (detials)
• Support encoding of inline struct references (details)
• Improved windows test harness (details)
• Improved type and nil handling in the BSON codec (details, more)
• Separated network read/write timeouts (details)
• Expanded dial string configuration options (details)
• Implement MongoTimestamp (details)
• Support setting writeConcern for findAndModify operations (details)
• Add ssl to the dial string options (details)

Thanks to:

• @cedric-cordenier
• @DaytonG
• @ddspog
• @gedge
• @jefferickson
• @larrycinnabar
• @Mei-Zhao
• @roobre
• @tbruyelle

Merge PR #191

r2018.04.23

Includes:

• Implement maxIdleTimeout for pooled connections (details)
• Connection pool waiting improvements (details)
• Fixes BSON encoding for $in and friends (details)
• Add BSON stream encoders (details)
• Add integer map key support in the BSON encoder (details)
• Support aggregation collations (details)

Thanks to:

• @gnawux
• @KJTsanaktsidis
• @mcspring
• @maxnoel
• @aksentyev
• @johnlawsharrison

Merge PR #152.

r2018.04.03

Includes:

• Cluster synchronisation deadlock fix (#120)

Thanks to:

• @dvic
• @KJTsanaktsidis

r2018.02.20

Includes:

• Use JSON struct tags if there are no explicit BSON tags (#91)
• Experimental $changeStream support (#97)
• Tests recovery of abnormal connection closures (#100)
• Returns the txn error to the caller (#81)

Thanks to:

• @steve-gray
• @peterdeka
• @jameinel

Note: The $changeStream feature has not had the extra testing typical for a release due to the current lack of a 3.6+ testing environment - please run your own acceptance tests.

Merge PR #111.

r2018.02.13

This is a hotfix release for #105.

Affected users should upgrade as soon as possible though there's no risk of data loss/corruption.

Thanks to:

• @changwoo-nam
• @qhenkart
• @canthefason
• @jyoon17

r2018.01.15

Includes:

• Reduced memory usage in bulk operations (#56)
• Native x509 authentication (#55)
• Better connection recovery (#69)
• Example usage (#75 and #78)

Thanks to:

• @bachue
• @csucu
• @feliixx

Merge PR #79

r2017.11.06

Includes:

• Improved bson.Raw unmarshalling performance (details)
• Minimise socket connection timeouts due to excessive locking (details)

Of note is #52 which should help reduce (but not eliminate) socket errors which seem fairly common (e.g. #21, https://github.com/go-mgo/mgo/issues/473, https://github.com/go-mgo/mgo/issues/498, etc).

Thanks for the contributions from:

• @bozaro
• @idy

r2017.10.11

• Integration tests against 3.4 (details)
• Support for collations in 3.4 (details)
• Provide BSON constants for convenience/sanity (details)
• Consistently unmarshal time.Time values as UTC (details)
• Code cleaned up with golint & go vet, tests added (details)
• GetBSON correctly handles structs with both fields and pointers (details)

Huge thanks to:

• @feliixx
• @bozaro
• @gazoon

Merge PR #48.

r2017.09.18

Changes:

• Fixes cursor timeouts (details)
• Don't panic when handling indexed int64 fields (detials)
• Supports dropping all indexes on a collection (details)
• Annotates log entries/profiler output with optional appName on 3.4+ (details)
• Support for read-only views in 3.4+ (details)

Merge PR #39.

r2017.07.26

Changes:

• Cache TXN ID (#10)
• TXN preloading (#11)
• Timezone handling bugfix (#13)
• Cursor timeout bugfix (#15)
• Bounded TXN queues (#16)
• Count() timeout + index hints (#17)

Merge PR: #18