Mongodb – mongoose search text in nested object
there is a nested mongodb document that looks like the image below. I want to do a search in the body field in this document, but I could not succeed. how can i do this search. thanks in advance I…
Mongodb – Query to find document by matching a value in an object embeded in an array field
I want to query a collection "chat" whose documents have an array field "participants". This array has always two objects with the properties id and name. I want to find the document that matches the two ids of the embeded…
Mongodb – Getting error node BSONTypeError: Argument passed in must be a string of 12 bytes or a string of 24 hex characters or an integer value:Array
I am working on a node js project where I am getting the following error : CastError: Cast to ObjectId failed for value "[ [ '63e8e6e8b8a285d68b1fbd0c', '63e9951ded54221a516fc622' ] ]" (type Array) at path "labels" because of "BSONTypeError" at ObjectId.cast (/var/www/html/IssueTracker/node_modules/mongoose/lib/schema/objectid.js:248:11)…
Mongodb – How to handle mongoose errors globaly
As for now, I'm using mongoose middleware to handle Mongoose specific errors (validation, cast, ....). I'm using the following code in all of my schemas: schema.post('save', handleValidationError); schema.post('findOneAndUpdate', handleValidationError); schema.post(['findOne', 'deleteOne'], handleCastError); Is there anyway to make this global in…
mongodb update and push array of objects
I have this simple collection of students: { "_id": "btv7865reVGlksabv", "students": [ { "name": "John", "age": 30 }, { "name": "Henry", "age": 25 } ] } Now I want to push new students into this array: const newStudents = […
laravel / Mongodb – How to insert new key/ value to an existing document
I have this document: Now I want to add a new key / value to that document which id is : 34401 My key / value is like an array: $data = [ 'id_project' => $id_project, 'id_product' => $product_id, 'link'…
Socket.io – server receives message but doesn't emit it to clients using nodejs and mongodb?
when i run the code, the server server side receive the message but the client side doesnt get anything until they send message. however in html doesnt show anything wrong i have this server code: var http = require('http').Server(app); var…
How should I efficiently delete alot of records from a mongodb collection?
I am using Mongo to store multi tenant data. As part of data cleanup for a tenant I want to delete everything related to the tenant. The tenantId is indexed but there are alot of rows and it takes a…
Mongodb – Mongo aggregation use $sort in conjunction with $geoNear
Context : I'm trying to build an architecture displaying POIs which can be at different know locations over time. I have 2 collections, pois { _id: ObjectId, name: string } locations _id: ObjectId, point: { type: 'Point', coordinates: Array<number> },…
Laravel / Mongodb – Get data from multiple collection
I am using this package for my Laravel Application. I can get single collection data using this query: $product = DB::connection( 'mongodb' )->collection( 'products_1' )->paginate( 5 ); Now, I have multiple collection for e.g: products_2, products_3, products_4 and so on...…