Database

Elevate hidden replica to a voting member when quorum is lost for a Replica Set

The MongoDB engine should allow for hidden members in a replica set to be automatically elevated to a voting member. When quorum is lost and can't be met, the hidden replica is automatically reconfigured to a voting member to obtain quorum. When ...

Guest about 6 years ago in Replication & Sharding 1 Submitted

2 VOTE

Leveraging Group By/Distinct Query to use regular Index

When using Group By or Distinct queries on database, provide the ability to leverage existing index i.e these queries today will miss using existing index db.collection.distinct("field") db.collection.aggregate([ { $group: { _id: "$category", ...

Guest over 1 year ago in Querying & Aggregations 0 Submitted

6 VOTE

Unique index in sharded cluster

For enforcing uniqueness in a sharded cluster, the officially recommended approach provided here https://docs.mongodb.com/manual/tutorial/unique-constraints-on-arbitrary-fields/#std-label-shard-key-arbitrary-uniqueness is simplistic and in product...

Guest almost 5 years ago in Replication & Sharding 0 Submitted

4 VOTE

Collection which stores last login date_time for the users

Are you please able to store the last login date_time for the users which exist either in admin database or $external database in a collection of admin database of that cluster or opsmanager database which manages the clusters? I have a requireme...

Guest about 3 years ago in Database 0 Submitted

1 VOTE

Introduce int8 (and int16) data types

What problem are you trying to solve? Focus on the what and why of the need you have, not the how you'd like it solved. Having int32 as the smallest integer type means even values which can't go over 127 (as is common with enums) have to take...

Er Fr 10 months ago in Database 0 Future Consideration

3 VOTE

Introduce a new field BucketLifeSpan Optional along with Granularity

An enhancement to MongoDB's management of time series collections could involve the introduction of a BucketLifeSpan attribute, in addition to the existing Granularity setting. This new, optional attribute would automate the duration a bucket can ...

çağatay erem over 2 years ago in Database 0 Submitted

6 VOTE

NoTableScan at the collection level

NoTableScan at the collection level instead of mongod level.

Guest over 5 years ago in Database 1 Submitted

6 VOTE

Add expression indexes

An expression index is one where the value being indexed is the result of an expression, like lower casing a string. http://en.wikipedia.org/wiki/Expression_index http://www.postgresql.org/docs/8.1/static/indexes-expressional.html

Guest over 5 years ago in Data Modeling & Indexing 0 Submitted

4 VOTE

Budget limit for serverless pay as you go mode

I was looking at the serverless pay-as-you-go option for my DB so I could have continuous backup and snapshots but I found it too risky. Currently, the only protection user has is alerts when RPUs go over a certain budget threshold. I would like t...

Guest over 3 years ago in Database 0 Submitted

2 VOTE

Add support for Atlas Search via Stable API

In the aggregation pipeline, the $search stage is very helpful in developing my organization's application's functionalities. But using the Stable API or Versioned API, as it was once called, I am unable to use the $search stage as it is a part of...

Guest almost 2 years ago in Database 0 Submitted

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