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Make it clear an index not on present on all shards

We recently had an issue where an index did not get created on all shards. When we ran getIndexes() on mongos it reported the index was present. So we dropped another redundant index thinking all would be well - it was not. We had serious performa...

Guest almost 4 years ago in Data Modeling & Indexing 0 Submitted

1 VOTE

TTL index activity statistics

Dear all, Presently, there is no visibility or tracking of TTL index activity: no data available to the user to see how much data and how often has been deleted. I suggest having a separate “dictionary” collection with statistics for all TTL inde...

Marina Sirota almost 2 years ago in Data Modeling & Indexing 0 Submitted

2 VOTE

CSFLE - Enable aggregation stages for non-encrypted collections

When encrypting any collection with CSFLE, aggregation is not allowed on non-encrypted collections. The official recommendation is to maintain 2 clients: 1 for CSFLE and 1 for when aggregation is needed. How is this an acceptable solution?

Guest about 4 years ago in Database 0 Submitted

2 VOTE

Preserve field order in $merge

Filed on behalf of https://jira.mongodb.org/browse/SERVER-63853: A variety of formats require strict adherence to the sequence of fields, such as bioinformatics Files of such formats are often very large and contain nested structures, so it is c...

Guest about 4 years ago in Database 0 Submitted

1 VOTE

Sorting support on Array fields.

Presently, I'm attempting to arrange(sort) the documents within my collection based on a key nested within an array object. However, sorting isn't functioning as expected in this scenario. A proper explanation with example is here what I mean. ht...

Guest about 2 years ago in Querying & Aggregations 0 Submitted

1 VOTE

JSON

I'm converting a lot of data for export from MongoDB -> Postgresql I would like an aggregation function to convert an object to JSON { "$addField": { "_id": true, "json": { '$convert': { 'input': '$subdocument', 'to': 'json', # // Id...

Guest about 2 years ago in Querying & Aggregations 0 Submitted

1 VOTE

Self-Managed Computed Collections

This feature would enable MongoDB to automatically generate common patterns by computing entire collections. A particularly useful application would be the ability to identify duplicate fields within a collection and create a computed collection t...

Guest about 2 years ago in Database 0 Submitted

1 VOTE

Make account connections stable

My account is stuck in "We are deploying your changes (current action: configuring MongoDB)" endless loop for the entire eveing and I cannot finish my project for tomorrow. Cannot connect to my database even with a saved IP. Yes it's a free accou...

Guest about 2 years ago in Database 0 Submitted

1 VOTE

no puedo crear bases de datos

quiero elegir un servicio para crear la base de datos y no me deja en cuanto selecciono free o cualquier otro me envia al overview y nunca puedo terminar de apretar el boton para crear la base de datos

Guest over 2 years ago in Database 0 Submitted

2 VOTE

The ability to perform a quick rollback or rewind of the database

This is along the lines of a flashback, to a previous point in time say from a very impacting change to data.. A large delete or data modification event. This avoids the need to take a complete outage for hours and hours restoring TBs of data and ...

Guest over 4 years ago in Database 0 Submitted

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