Database

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Raise the limit of 16 MB JSON between aggregation stages

When doing analytics, the 16 MB JSON limit between aggregation stages restricts the ability to process large amount of data. allowDiskUse does not help with all the various $operators and stages that we use. See ticket 00774514 for details.

Guest almost 4 years ago in Querying & Aggregations 0 Submitted

2 VOTE

Coordinate Releasing Better

When Mongo releases a new version, the downloads, release notes, and version selection in the support portal are never in sync and sometimes out of sync for weeks. An example right now is 7.0.20. It has been out for a while. If I update via my OS...

Guest 9 months ago in Database 0 Submitted

1 VOTE

Per-Shard Change Stream and Triggers to improve scalable/performance/resilience

In our geo-sharded cluster, we use Change Streams and Atlas Triggers. Most of our pipelines include a match for the shard key - so we can process the data in the same region where the data resides. However, due to the design of change streams wit...

Guest 5 months ago in Database 0 Submitted

3 VOTE

Add support for all type of joins like Postgres has and improve performance

$lookup is a performance killer. Joins are crucial parts in every OLTP system. $lookup is the equivalent to join in SQL, however $lookup is slow, doesn't support hash joins or other efficient join algorithm implemented in Postgres for example. Se...

Guest about 1 year ago in Performance & Optimization 1 Submitted

14 VOTE

More complex balancer windows for sharded clusters

Currently we can define a single balancer window which is applied for every day of the week. It would useful to extend this with, for example: - multiple windows per day (e.g. 2-4am and 9-11pm) - custom windows for days of the week (e.g. Sat 5p...

Guest over 5 years ago in Replication & Sharding 0 Submitted

4 VOTE

Support for Ubuntu 24.04 for Mongodb-org version 6.0 7.0 8.0

No description provided

Guest over 1 year ago in Database 1 Submitted

11 VOTE

geoContain

Dear all, according to the attached image, I have some documents (in blue, with id from 1 to 5) having a geographic extent and a search area (in yellow). I need to find all documents where search area is completly inside the document's geometry. U...

Guest over 4 years ago in Querying & Aggregations 0 Submitted

13 VOTE

Burstable IOPS for MongoDB Atlas on Azure

According to Azure documentation, bursting is enabled by default for all VMs that using Premium SSD (https://docs.microsoft.com/en-us/azure/virtual-machines/linux/disks-types#bursting). It would be great if MongoDB Atlas on Azure can get benefit f...

Guest over 5 years ago in Database 0 Submitted

2 VOTE

mongodump - add support for nsInclude/nsExclude

Currently mongodump supports the excludeCollection/includeCollection options but this requires the use of the --db option. It would be useful if mongodump was able to dump all databases, as it does by default, but also be able to specify a collect...

Guest 11 months ago in Database 0 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 11 months ago in Querying & Aggregations 0 Submitted

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