Database

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Enable BigInt Support for Blockchain Use

Smart contracts on Ethereum and on Ethereum compatible chains are represented as 256bit integers. There are several libraries widely used to deal with these data types in JavaScript such as bn.js and BigNumber.js. A potential workaround could be...

Guest over 3 years ago in Storage & Transactions 0 Submitted

3 VOTE

Allow changing compression of an existing collection

I'd like to switch my database from Snappy to Zstd compression. Currently, it doesn't seem that it is possible to change the compression of an existing collection. It would be nice if there were a way to do this, even if (for example) it requi...

Guest over 3 years ago in Storage & Transactions 0 Submitted

3 VOTE

Support newer versions of JSON Schema in validation to be able to use the "if", "then", "else" and "const" keywords

Currently there is no way to have conditional schema validators because you can't use the "const" keyword in a "oneOf" or the "if", "then" and "else" keywords.

Guest over 3 years ago in Database 0 Submitted

3 VOTE

Support expressions in $densify range bounds

The $densify aggregation pipeline stage seems unable to evaluate range bounds expressions, requiring the range bounds to be constant. See the following example (the collection testcoll contains a single documents with only the _id field): ``` s...

Guest over 3 years ago in Querying & Aggregations 3 Submitted

2 VOTE

Tool for score data model

It would be great to have a tool which can scores a data model from a specific database. I mean, I could allows this tool to scan a database model and score this data model based on best practices, patterns and anti patterns. It could also generat...

Guest over 2 years ago in Data Modeling & Indexing 0 Submitted

4 VOTE

Low latency Change Stream for Global Cluster in Atlas

our event-driven applications need to publish events to Kafka triggered by Change Stream feature. It works perfect in replicaset MongoDB cluster. However, after migrating to Global Cluster in Atlas, the Change Stream cannot keep low latency becau...

Guest almost 5 years ago in Database 1 Submitted

3 VOTE

collection-level users should be able to list their collections

Currently users with collection-specific read or read/write permissions are not authorized to perform the following commands: db.listCollections() show collections db.getCollectionNames() This impacts the shell (and also third party tools that w...

Guest almost 4 years ago in Database 0 Submitted

2 VOTE

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 over 2 years ago in Querying & Aggregations 1 Submitted

4 VOTE

Include schema validation events in changestream payload

let's say my document has JSON schema validation like: { $jsonSchema: { properties: { phone: { bsonType: 'string' } } } } and the validation action is set to "warning", if I do a command like: db.test.insert({"phone":1}), I would like t...

Guest about 5 years ago in Database 1 Submitted

4 VOTE

Data masking policy

Implement Data masking similar to Schema Validation in Mongo so that customer can define a server-side data masking policy to mask the results of a query and a new role which will give explicit permission to users for reading unmasked data

Guest over 5 years ago in Database 0 Submitted

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