Courses, tutorials and tips to learn and improve your knowledge in modeling, designing and implementing Databases in your software projects.

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How to Check if Redis is Running

Redis is an open-source, in-memory data structure store. It is used to store data in a fast and efficient way. To check if Redis is running on your system, you can use the following methods:

How to check if Redis is running on Linux Ubuntu, Mint and Debian

Open a terminal and run the following command:

systemctl...
PostgreSQL COALESCE Function: A Comprehensive Guide

In today’s data-driven environment, PostgreSQL continues to be a leading choice for robust database management. Among its arsenal of features, the PostgreSQL COALESCE function stands as a powerful tool for managing null values. As a database professional, understanding and leveraging the COALESCE function is...

Understanding and Resolving the SQLSTATE[HY000]: General error: 1205 Lock wait timeout exceeded; try restarting transaction Error in MySQL

MySQL is a powerful and widely used open-source relational database management system. However, like any other software, it can occasionally throw errors that can be difficult to understand and resolve. One such error is “SQLSTATE[HY000]: General error: 1205 Lock wait timeout exceeded; try restarting...

Understanding MySQL Engine InnoDB Status Report

MySQL is a powerful open-source relational database management system, and InnoDB is one of the most popular storage engines for MySQL. InnoDB provides a unique feature called the InnoDB Monitor, which generates reports that provide valuable insights into the performance and internal workings of the InnoDB storage...

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Broadly, the concept of Reverse Engineering applied to systems and databases can be defined as: “the process of deriving the logical specifications of computer system components from their physical description (source code and tables, fields and indexes) with the help of automated tools”.

Software and...

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Video lesson

Video Lesson that presents how to connect MongoDB Atlas to the Software Customer Robo 3T.

To learn how to create a MongoDB...

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Video lessons

Video class that describes the context of creating and using MongoDB Atlas cloud service and how to create a cluster to use in software projects (Portuguese).


What is Mongodb Atlas

MongoDB Atlas is a cloud service that allows the developer to set up a MongoDB server infrastructure...