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Flatten arrays in group stage

Have group operators to flatten document arrays into a single one with or without repeated elements. So -> doc1 = {arr: [1,2,3,4], gr: "group"}, doc2 = {arr: [5, 6, 7, 8], gr: "group"} {$group: {_id: "$gr", arrays: {$***: "$arr"} } } => {_id...

Guest almost 3 years ago in Querying & Aggregations 1 Submitted

4 VOTE

wired

wiredTiger open files usage Currently WT uses a file per collection and index, leading in some scenarios to extremely high number of open files/dhandles. Is there any plan to support one file/dhandle per database?

Guest over 5 years ago in Storage & Transactions 0 Submitted

4 VOTE

Allow multiple text indexes per collection

MongoDb only allow one text index by collection, in contrast of other index types. This is a limitation that makes it difficult to develop projects with search functionality, for example, if you want to add a text search for advanced users on all...

Guest over 5 years ago in Data Modeling & Indexing 1 Submitted

4 VOTE

Ability to enable collection name enforcement

Currently if you perform a find or other operation, and you have a typo in your collection name, the operation will execute successfully and there is no indication that the collection you are operating on doesn't exist. It would be handy if there ...

Guest over 5 years ago in Database 0 Submitted

2 VOTE

Cascading delete for DBRefs

Since transactions have been added in 2018, which work across collections (https://www.mongodb.com/docs/manual/core/transactions/) and across shards (https://www.mongodb.com/docs/manual/core/transactions-sharded-clusters/), shouldn't cascading del...

Guest almost 3 years ago in Storage & Transactions 0 Submitted

4 VOTE

Improve the election process to consider node reachability

Consider both new and existing sockets to be utilized in order to make more realistic observations about cluster health during an election to avoid for example DNS related issues which would make a node unreachable for new connections.

Guest almost 6 years ago in Database 0 Submitted

4 VOTE

Upgrade Advisor

Similar to Microsoft's SQL Server Upgrade Advisor application, generate a report (from Ops Manager for example) identifying issues to fix before or after an upgrade from one major version to another.

Guest almost 6 years ago in Database 0 Submitted

2 VOTE

Please let users know you will be making huge charges for no services provided!

Please let know users that Atlas will generate huge charges for NO usage and will be hit with huge bills without having even used your service. Also, please let users know that MongoDB will not build or compile on Raspberry Pi either Ubuntu or Deb...

Guest almost 3 years ago in Billing & Account Management 1 Submitted

1 VOTE

Calculate Atlas Enterprise by sku

On the invoice, calculate the support value per SKU. Currently, the value of Atlas Enterprise is not included in the SKU.

Guest over 1 year ago in Billing & Account Management 0 Submitted

2 VOTE

Disable duplicate linked Organization names

Currently, one can create multiple linked sub-organizations under a main billing organization, but having the exact same names. The below API command, run repeatedly, will create the same sub-org name with different orgId's. I believe this only se...

Michael Sew almost 3 years ago in Billing & Account Management 0 Submitted

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