Feedback

provide faster way to perform a count() on million documents

a couple of customer a shifting from MongoDB to other DBs like Redis or even PostreSQL as count is too slow on MongoDB when there are a lot of document to count even with use of indexes

Guest about 5 years ago in Database 2 Submitted

12 VOTE

Add a "Limit" to Delete and Bulk Delete operations

Deleting tens of millions of documents can have a big impact on the performance of the Clusters, even using Bulk Delete. A "Limit" must be added to Delete and Bulk Delete to let us limit the number of operations, making sure we do not kill the Clu...

Guest about 6 years ago in Database 2 Submitted

6 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 about 3 years ago in Data Modeling & Indexing 0 Submitted

7 VOTE

Add pipeline stage for "downsampling" data

Down sampling is an extremely common operation used when plotting time-series data on graphs when there is too much data to get a good looking/meaningful graph. This would pick and choose "important" data points based on an algorithm such as "Larg...

Guest over 3 years ago in Database 1 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 about 1 year ago in Database 0 Submitted

9 VOTE

Data Replication from one MongoDB Cluster to another MongoDB Cluster

Create an option for the user to replicate data from one MongoDB Cluster to another MongoDB Cluster inside the account. We don't need to migrate data, I need replicate data from an Production Cluster to an Dev/Test Cluster. Thanks.

Guest almost 5 years ago in Replication & Sharding 0 Submitted

6 VOTE

Support compound/multiple grouping keys in $bucket

We often need to compute statistical/summarizing aggregations grouped by more than one field where all fields are of a $bucket-able type. An example, would be to count all orders grouped by their status and some custom time ranges of their creati...

Guest about 3 years ago in Querying & Aggregations 0 Submitted

6 VOTE

Implement $bucket and $group on indexed values with sub-linear runtime

We noticed that sum $bucket and $group aggregations such as $min, $max, $count are unexpectedly slow even when fully covered by an index, (partially) because the DB scans through the entire index rather than employing optimization approaches such ...

Guest about 3 years ago in Performance & Optimization 0 Submitted

3 VOTE

Making operations that hang indefinitely more visible

Hi Team, It would be useful for some kind of timeout message to be implemented if an operation is waiting on commitQuorum - say wait an hour and then return an error message with "Can't perform operation, required number of commitQuorum members n...

Frederik Nosi over 1 year ago in Storage & Transactions 1 Submitted

11 VOTE

Additional checks for storage consistency

The following opt-in features would add additional check to check for storage layer corruptions of collections. 1. Upon write read what data was committed to disk. 2. Periodic or scheduled scanning of a collection. Similar to collection.validate ...

Guest about 6 years ago in Storage & Transactions 0 Submitted

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