How to do text query search for mongodb?

Question

MongoDB

You need to search for items by title. That is, if some word from the request is in the title of the product, then return this document. The client is angular, the server is node.

Answer 1

regular search?
https://docs.mongodb.com/manual/reference/operator...

Answer 2

In monge there is a full-text search, regular expressions are only for small collections because they sort through the entire collection without indexes.

Answer 3

The field in the collection to search for must be indexed in the database as "text", and then requested with the operators .find( { $text: { $search: "bla-bla" } } )