I’m using MySQL InnoDB, one of the most important tables has over 700 million records with totally 23 actively used indexes. I am trying to delete the records in a batch of 2000 based on the record date (and order by… Read more

I have some questions before implement the following scenario: I have the Database A (it contains multiple tables with lots of data, and being query by multiple clients) this database contains a users table, wich i need to create some… Read more

Migrating a large MySQL database of 1.5 TB in size can be a challenging task, especially when there is a major version difference between the source and destination servers. Here are a few options that you can consider: It is… Read more

There are several ways to deploy a web application built with React, Node.js, and MySQL online. Some popular options include: The choice of platform will depend on your specific requirements and preferences. Each platform has its own set of pros… Read more

This question is generic, what I’m trying to do is maybe simple but I’m a bit stuck. I have multiple tables to join with each other into one table. Now I have created a staging table (column names, datatypes). What… Read more

I was working on creating a schema on MySQL, where I want to create a single table of Users with two fields, one of which is a specific service, lets say for example a car brand, and the other field… Read more

To connect a JSF project to a MySQL database, you will need to follow these steps: Here’s an example of how to connect to a MySQL database in JSF: import java.sql.*; public class DBConnection { private static final String URL… Read more