Database

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Ability for Analytics nodes to have different indexes than Primary/Secondaries

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Guest over 5 years ago in Database 1 Submitted

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 over 2 years ago in Database 0 Submitted

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 almost 2 years ago in Database 0 Submitted

2 VOTE

Allow to decrease time series granularity and custom bucketing values

In our IoT use case, we are leveraging MongoDB’s time series functionality. Due to high write volume, we need to adjust the timeseries.granularity and bucketMaxSpanSeconds parameters to manage the write load. However, after increasing the bucketMa...

Guest over 1 year ago in Database 0 Submitted

2 VOTE

Metadata (Created Date) for database accounts

We frequently have audit questions about when a given user was created in our Mongo databases. Other DBMSs (Oracle, for instance) have a 'CREATED' field in a metadata table (i.e. DBA_USERS) that shows when a user was created, and this would be ver...

Matthew Haught over 1 year ago in Database 0 Submitted

3 VOTE

Include or flag nodes seen more than once / duplicates when traversing with $graphLookup

When traversing a graph with $graphLookup, we suppress duplicates (in cases of cycles). It would be useful to have an option to include a flag indicating a node that caused the traversal to stop due to duplication.

Mary Gorman about 2 years ago in Database 1 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 about 4 years ago in Replication & Sharding 0 Submitted

8 VOTE

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 over 5 years ago in Replication & Sharding 1 Submitted

3 VOTE

TTL index throttling for deletion

To avoid deletion impact, we need to control the quantity and speed of document generations(insert). Need a way to throttle down the deletion quantity per a delete operation. i.e. # of documents per a ttl delete, sleep time between deletions(defa...

Guest about 2 years ago in Data Modeling & Indexing 0 Submitted

3 VOTE

support parallel query executions include find(), aggregation()

To use multi-core environment and enhance the query performance w/ a large amount of documents, need a parallel execution. Sharding or microsharding is not an alternative in this case.

Guest about 2 years ago in Querying & Aggregations 0 Submitted

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