Data Modeling & Indexing

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Automatic Indexes

MongoDB can already suggest useful indexes. Why not take the next step and allow MongoDB to autonomously create and manage indexes. Ideally it will automatically maintain the indexes over time as the structure and usage of the database changes.

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

1 VOTE

array length as computed to be indexed

in some cases, I need to filter only docs with specific (or range of) sizes of nested arrays. it will be good if I can configure 'automatic index' to keep the length of the array, based on the field name I will provide to the index, and then I can...

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

1 VOTE

Support indexes on single array elements (e.g. "MyArray.0")

Currently, if I create an index on an array field and specify an element number ("MyArray.0"), the system still indexes the whole array as normal. Normally, this might increase the index size but at least it's still useful when querying MyArray.0...

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

1 VOTE

UTF 16 and UTF 32 support

Currently MongoDB only support UTF 8 strings but it will be great if there is a configuration to change UTF 16 or UTF 32.

Guest almost 3 years ago in Data Modeling & Indexing 0 Submitted

1 VOTE

BSON::Proxy Proxy content from/to another collection

I would like a mongodb data type, called BSON::Proxy # not indexable or searchable Which would hold the value of another collection & id. IE: BSON::Proxy({database: "this_one", collection: "blobs", _id: "123"}) This would allow my code to...

Guest almost 3 years ago in Data Modeling & Indexing 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 over 3 years ago in Data Modeling & Indexing 0 Submitted

1 VOTE

Please report mixed-type numeric _id fields in $merge stage error

Posting this idea at the request of one of the Jira users. You can find more technical details about this in the Jira issue: https://jira.mongodb.org/browse/SERVER-61613 The gist of it is that I may have two collections, `b2` and `b3`, that are ...

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

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