Webupdate: response from a 10gen (MongoDB) engineer: The two queries you are executing are very different. A find query returns a cursor, this is essentially a no-operation scenario, as no actual data is returned (only the cursor information). If you call findOne, then you are actually returning the data and closing the cursor. WebThe default of mongo.bson.empty () will cause all fields of the matching record to be returned; however, specific fields may be specified to cut down on network traffic and …
Mongoose find() Function - GeeksforGeeks
WebfindMany Using select to limit number of columns returned Using select to limit the number of columns that are returned is unlikely to have an effect on performance unless you have identified this as a performance bottleneck through testing. For example, reading all fields may negatively affect performance if you have: WebTo find documents that match a set of selection criteria, call find () with the parameter. MongoDB provides various query operators to specify the criteria. The … Build modern applications with MongoDB, a general purpose, document-based, … law firms devon
Many-to-many relations
WebFeb 10, 2024 · The find () function is used to find particular data from the MongoDB database. It takes 3 arguments and they are query (also known as a condition), query projection (used for mentioning which fields to include or exclude from the query), and the last argument is the general query options (like limit, skip, etc). Installation of mongoose … WebJul 4, 2024 · You must use the find ().toArray () method instead of findMany ( { }) to get all the data there in the collection and to keep that data in an array. This will give you an array with all the data in the collection. Share Improve this answer Follow answered Jul 4, 2024 at 13:21 G Jeswin 41 7 Add a comment Your Answer Post Your Answer WebMongoDB law firms divorce