I am trying to connect to a sample database I have created in Azure using C# (.NET Core 3.1) I have enabled my IP address within Azure's Firewall rules. I am able to use VS2019's SQL Server Object Explorer to…
I am building an application using MongoDB Atlas as the database and Django REST Framework on the backend. I'm trying to initiate the connection between the two, however, I keep getting this error back: Error connecting to MongoDB: 'ag-lfgx9hg-shard-00-02.glqs5bt.mongodb.net:27017: [SSL:…
I'm trying to display a data by month and displays the product with the highest value or bought quantity. But I don't know how I should do it. This is the code I have and tried so far public function…
Is there any way that I can see what is stored in those indexes? I understand the query mentioned below lists down all the schema indexes and their details: SELECT DISTINCT TABLE_NAME, INDEX_NAME FROM INFORMATION_SCHEMA.STATISTICS WHERE TABLE_SCHEMA = 'your_schema'; (taken…
How can we optimize the delete query. delete FROM student_score WHERE lesson_id IS NOT null AND id NOT IN(SELECT MaxID FROM temp) ORDER BY id LIMIT 1000 This select statement return "SELECT MaxID FROM temp" 35k lines and temp is…
I'm new in using MERN Stack & I'm trying to connect Mongo and Node but facing this issue while inserting Data into Database, using MongoDb Compass Index.js const connectToMongo = require('./db'); const express = require('express') connectToMongo(); const app = express()…
my Final declaration check if it's null don't work in flutter if (extractedData == null) { return; } Future<void> fetchAndSetOrders() async { const url = 'https://flutter-update.firebaseio.com/orders.json'; final response = await http.get(url); final List<OrderItem> loadedOrders = []; final extractedData = json.decode(response.body)…
I have a large script that saves data to a postgres database. Tell me how can I get rid of [' and ']. I need the data in the storage to be saved without these characters total.to_csv("C:/Users/.../total_type19.csv", index = False,…
I have an table and I want to fill the null value with previous value order by date but there have an group too For example: Table X: Date Group value 1/1/2023 A null 2/1/2023 A Kevin 3/1/2023 A null…
I was trying to make a simple database to write and read from and on pretty much one of the first steps I encountered a problem: it would not connect. I got the error message: "No connection could be made…