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To fetch data from the database, we use the SELECT command. With a command like SELECT * FROM table_name, we retrieve our data from the table_name table. If we need to fetch data based on a condition, we specify our cond...
MongoDB is a NoSQL database. NoSQL can be expanded as "not only SQL," meaning it's not SQL. This is because the queries executed are not the ones you're used to in MySQL or MS SQL systems. Advantages of NoSQL Systems T...
We have two different tables, one for topics opened and the other for users.In the system, the id information of the user who opens the topic is also kept in the table where the topics are found.In the Topics TableThere...