Database

Handle Daylight Saving Time when $densify is used on a date field

When using "day" as "unit" for a $densify pipeline stage on a date field, the date is always advanced of 24 hours. This is however not always the expected result in timezones in which the year has one 23-hour and one 25-hour long day, because of D...

Guest almost 4 years ago in Querying & Aggregations 1 Submitted

11 VOTE

Rename an existing index

Allow for the possibility of renaming an existing index, without having to drop and recreate it. Let us say a unique index exists in production, it might not be possible to safely drop it. Yet the index name might not be ideal.

Guest almost 5 years ago in Data Modeling & Indexing 2 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 6 years ago in Replication & Sharding 0 Submitted

1 VOTE

oplogs.rs finder is extremely slow, gives "no results" and completely unusable.

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. What would you like to see happen? Describe the desired outcome or enhancement. Why is this important to yo...

Barnabás Bartha 6 months ago in Replication & Sharding 1 Future Consideration

11 VOTE

Identification of unused/less used collections

As a DBA I'd like to identify unused collections so that I can remove them to optimize performance. As of now there doesn’t seem to be a direct way. One option could be to settup auditing or using logging (e.g. set the slow op timer to 0 so we log...

Guest about 5 years ago in Database 1 Submitted

3 VOTE

Validation should support default values

Various users feel that validation should support default values. See, for instance: https://www.mongodb.com/community/forums/t/support-default-value-in-schema-validation/319684 https://www.mongodb.com/community/forums/t/setting-default-values-in-...

Guest over 1 year ago in Data Modeling & Indexing 0 Submitted

1 VOTE

The ciuster takes infinite time to get created. It has been in this state [We are deploying your changes: 3 of 3 servers complete (current action: waiting for restore to finish)] for over a day. Please help!

L Msaw 6 months ago in Performance & Optimization 3 Will Not Implement

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 6 years ago in Database 0 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 5 years ago in Querying & Aggregations 0 Submitted

7 VOTE

Extend schema validation to be able to enforce referential integrity between collections

Where a relational database uses 2 tables to store a 1:many "parent - child" relationship between entities, MongoDB mostly stores the child documents in an array file as part of the parent document. This automatically ensures referential integrity...

Guest over 3 years ago in Data Modeling & Indexing 0 Submitted

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