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Add a $sample accumulator operator

So that it's easier to sample a number of items from each group, instead of writing lengthy DSL like this: https://www.mongodb.com/community/forums/t/sample-x-number-of-documents-in-each-group-with-or-after-a-group-stage/170787 Ideally it can be...

Guest almost 4 years ago in Querying & Aggregations 0 Submitted

1 VOTE

kNN Searches with MongoDB

Dear MongoDB team, The possibility for kNN searches within a collection would be a real game changer. Not only in machine learning, but also in other areas you need this query method to find similar structures. Practically, it could go in the sam...

Guest almost 4 years ago in Querying & Aggregations 0 Submitted

1 VOTE

Boost the performance of bioinformatic annotation queries

The documents to be selected look something like this: { "_id": { "$oid": "6272c580d4400d8cb10d5406" }, "#CHROM": 1, "POS": 286747, "ID": "rs369556846", "REF": "A", "ALT": "G", "QUAL": ".", "FILTER": ".", "INFO": [{ "RS": 369556846, ...

Guest almost 4 years ago in Performance & Optimization 0 Submitted

1 VOTE

views on different database (synonyms)

It would be great if we could have in Mongo the same as in Oracle with DBLink synonyms: Access table or views from a different database.

Guest almost 4 years ago in Database 0 Submitted

1 VOTE

add view，index，user，role to mongodb Change Stream

I tested the changeStream of mongodb. The changes of adding view, index, user and role to mongodb are not reflected in changeStream, but the corresponding log can be found in oplog. I have an issue on https://jira.mongodb.org/browse/SERVER-66460 a...

Guest almost 4 years ago in Database 1 Submitted

1 VOTE

mongocli - changing server type

There is a missing option to change server type via mongocli. You can list the server type for the project, but not change it. available option for list: mongocli om serverUsage projects hosts list --endDate 2020-01-01 --startDate 2021-01-01 htt...

Guest almost 4 years ago in CLI & Shell 0 Submitted

1 VOTE

Change how document size is calculated

Disclaimer: I'm aware that this is a pretty big feature request. Currently a document has a max size of 16 mb. I'm not suggesting changing that. However, I'm suggesting changing how that size is calculated. I'm designing a database in which docu...

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

1 VOTE

Make Load() support Regex Patterns or make a new loadRegex() function

## Problem Statement/Rationale Let's say you have a directory full of scripts. For now, I need to do a load('script path') for each script. Wouldn't it be great if I could do load('*') within the directory, and load them all one after the other...

Guest almost 4 years ago in MongoDB Shell 0 Submitted

1 VOTE

Add support for AWS SSO when authMechanism is MONGODB-AWS

Currently MONGODB-AWS authentication mechanism doesn't support AWS SSO. User has to manually run `aws sso get-role-credentials` to retrieve the temporary credentials first. All AWS SDK support SSO out of the box, therefore mongosh should add sup...

Guest almost 4 years ago in MongoDB Shell 0 Submitted

1 VOTE

Change mongosh to process and use arguments only up to a "--" sentinel

Getting command line arguments into mongosh is virtually impossible. The --eval option insists on printing the last eval expr evaluated to the console despite the --quiet switch. Allowing a script to self parse and manage any args foll...

Guest almost 4 years ago in MongoDB Shell 4 Submitted

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