Answers for "What is mySQL"

mysql

mysql -u username -p database_name < file.sql

what is sql

Structured Query Language

A language which enables a user to create, modify and
essentially interact with a database.
Two of the most common Database Management Engines are
MySQL: https://www.mysql.com/
PostgreSQL: https://www.postgresql.org/

what is SQL

SQL full form is a structured query language, and it allows you to interact through commands with the database. Here are some of the SQL Database functions:

This allows users to retrieve information from the relational database.
It enables the development of tables and databases.
It allows data base and tables to be modified, added, removed, and changed.
It gives protection, and allows permission to be set.
Allows new ways for people to manage the info.

mysql in

SELECT 
    column1,column2,...
FROM
    table_name
WHERE 
    column1 IN ('value1','value2',...);

what is mysql?

MySQL is an open source DBMS which is built, supported and distributed by MySQL(ORACLE).

What is mySQL

MySQL is a database management system if u want to read more about here is the source https://en.wikipedia.org/wiki/MySQL