I am trying to get randomly one item from an array using mongoose, I use .aggregate: const winner = await gSchema.aggregate( [ { "$unwind": "$Users" }, { "$sample": { "size": 1 } } ] ) I console.log(winner) I get: […
I'm Running any job then I want to log all information like --- job name Source detail and destination details (file name/Table name) No of records input and number of records processed or save. so I want log all the…
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I am having trouble connecting my server to MongoDb database using mongoose. The server will start and then crash while trying to connect to mongoDB. the error is getting caught in db.js and then exiting the program. It seems the…
I tried creating a deployment with minikube cluster connected to virtual box.But it results with below mentioned Imagepullbackoff error(Passed commands on Windows powershell-admin rights) I tried with docker as a driver but same result.Help me out!! PS C:Windowssystem32>kubectl get pod…
I'm a newbie trying to build my first Flutter app whilst using MongoDB Atlas as a database, however when I try the following code: final db = await Db.create('mongodb+srv://admin:***@cluster0.z286eob.mongodb.net/****?retryWrites=true&w=majority'); print("AHH"); await db.open(); The AHH never gets printed, ever. The ***…
I am Using React Router Dom V6 Here if(!localStorage.getItem("token")){ navigate("/login") } is not Working import React,{useState,useEffect} from 'react'; import axios from 'axios'; import { useNavigate } from 'react-router-dom'; const Home = (props) => { const [user,setUser]=useState(null); let navigate = useNavigate();…
Below is my aggregation db.customers.aggregate([{ $match: { "CDF.UTILITYTYPE.D1.G1" : "12387835" } }, { $project: { _id:0, "CDF.UTILITYTYPE.D1.G22.NAME":1, "CDF.UTILITYTYPE.D1.G1":1, "CDF.UTILITYTYPE.D5.EVENT": { $filter: { input: "$CDF.UTILITYTYPE.D5.EVENT", as: "item", cond: { $eq: [ "$$item.TIME", "12-04-2018 15:46:02" ] } } } } } ]).pretty();…
So far, after i tried, i came up with solution where i am able to remove the whole object inside of the array if that object has field with empty value. That does not work in my case. I only…
I want to modify the objects of an array of objects (jsonStudent). [ { Student: 'Riya', Gender: 'Female', Pet: 'Timmy' }, { Student: 'Happy', Gender: 'Male', Pet: 'Harry' }, { Student: 'Tiya', Gender: 'Female', Pet: 'Timmy' }, ] And my…