In the modern world, data plays an important role in human life. Every day we receive some information, for example, the name of a new colleague, his age or where he comes from. All this information can be considered useful and it is better to know it, but it is not always possible to remember the data that you received.
In this case, you can open a notebook and enter what you are afraid to forget, this very notebook will be the database.
You have already received the answer to the question why databases are needed, so let's figure out what databases there are in the IT field.
At the moment, anyone special lead can work with databases, for this he only needs the desire to learn and the Internet, but if you want your databases to be safe, it is better to leave this matter to database management engineers.
How do engineers manage databases? To help them comes a DBMS (Database Management System) - software that allows you to interact with databases (for example, MySQL).
Database Types
Below are examples of various databases that are used in the modern world. It is impossible to choose one specific one and call it the best at the moment because each has its own advantages and some are convenient in some cases and others in others, read about it below.
Relational databases (SQL)
This type of database can include MySQL, Oracle, etc. This type of database stores information in the form of linked tables where each row of the table is a record. This database is very actively used by many users around the world and is considered one of the best, many game servers and other things work on its basis. It has SQL support and allows you to find data faster thanks to indexing.