• Add compound indexes support for Ops Manager managed Sharding
• Support Two Array Fields in Compound Indexes
• Support compound TTL index
• Implement a $hash operator for queries
• Add hash function (eg. md5) to aggregation pipeline
• in the explorer -> 'Global Writes' tab: compound shard key should support unique index property
• Unique index in sharded cluster
• Compound clustered index
• hashed index creating from compass
• Allow indexing of synthetic fields