I am trying to make this Aggregation bellow using Spring Java, but it's returning an Empty List on my console. This is working on MongoDB, but not on my spring application. This is my MongoDB Query: db.collection.aggregate([ { $match: {…
Here is my mongo cluster (sharding with replicaset) configuration. replica sets: rs0 - IP1, IP2, IP3 || port - 27017 rs1 - IP4, IP5, IP6 || port - 27017 config server replica set - IP7, IP8, IP9 || port -…
I'm trying to load entries from my mongoDB database one at a time. It works for about 400/1000 entries then breaks with the following error: Executor error during find command :: caused by :: Sort exceeded memory limit of 33554432…
When connecting to MongoDB with a Node.JS application using express, how do you connect to just one collection if the database has multiple collections? I have the following MONGODB_URI: MONGODB_URI=mongodb+srv://username:******@cluster0.dayw5.mongodb.net/phonebook?retryWrites=true&w=majority The database "phonebook" has three collections, "numbers", "users" and "people".…
So I have a REST api. I want to keep it stateless, but at the sametime I need to make a real time chat. The only way I can imagine a real time chat, is with websockets. The problem accurs…
I am trying to read data from a local collections from my mongodb database. Name of database Intuit name of collection post. Code inside PostController: <?php use IlluminateHttpRequest; use AppModelsPost; class PostController extends Controller{ public function home() { $posts =…
I have date string like 2022-05-17 And My mongodb collection document like { "_id": { "$oid": "aabbccddeeff" }, "title": "test", "content": "test", "author": "tester", "churchId": { "$oid": "e5eakjshuwb3546" }, "markAsRead": false, "createdAt": { "$date": "2022-05-17T08:18:57.174Z" }, "updatedAt": { "$date": "2022-05-17T08:18:57.174Z"…
Given 1st block of code is the sample data and the second block is my desired output What is the query needed to add the fields of Machine Stats in MongoDB So that my desired output is this (basically addition…
I'm working on a social media project and getting this getting when I'm sending like/Unlike post request CastError: Cast to ObjectId failed for value "6283n" (type string) at path "_id" for model "Post" at model.Query.exec (E:social-media-app-mernnode_modulesmongooselibquery.js:4639:21) at model.Query.Query.then (E:social-media-app-mernnode_modulesmongooselibquery.js:4738:15) at…
i have followed the link here to install, build is succesful but I cannot find the connector. from pyspark.sql import SparkSession my_spark = SparkSession .builder .appName("myApp") .config("spark.mongodb.read.connection.uri", "mongodb://127.0.0.1/intca2.tweetsIntca2") .config("spark.mongodb.write.connection.uri", "mongodb://127.0.0.1/intca2.tweetsIntca2") .config('spark.jars.packages', 'org.mongodb.spark:mongo-spark-connector_2.11:2.2.2') .getOrCreate() df = spark.read.format("com.mongodb.spark.sql.DefaultSource").load() Py4JJavaError: An error occurred…