• All JIRA issues resolved in 3.0$^{284}$. 

## Additional Resources 

• Blog Post: Announcing MongoDB 3.0 285 

• Whitepaper: What’s New in MongoDB 3.0 286 

• Webinar: What’s New in MongoDB 3.0 287 

## 12.2 Previous Stable Releases 

## 12.2.1 Release Notes for MongoDB 2.6 

April 8, 2014 

MongoDB 2.6 is now available. Key features include aggregation enhancements, text-search integration, query-engine improvements, a new write-operation protocol, and security enhancements. 

## Minor Releases 

## 2.6 Changelog 

## 2.6.10 – Changes 

## Security 

• SERVER-18312 288 Upgrade PCRE to latest 

• SERVER-17812 289 LockPinger has audit-related GLE failure 

• SERVER-17647 290 Compute BinData length in v8 

• SERVER-17591 291 Add SSL flag to select supported protocols 

• SERVER-16849 292 On mongos we always invalidate the user cache once, even if no user definitions are changing 

• SERVER-11980 293 Improve user cache invalidation enforcement on mongos 

## Querying 

• SERVER-18364 294 Ensure non-negation predicates get chosen over negation predicates for multikey index bounds construction 

