MySQL is an open-source SQL RDBMS developed and supported by Oracle. Not to be confused with Oracle Database which uses PL/SQL, MySQL uses its own variant of SQL simply named MySQL. MySQL wasn’t always owned by Oracle, and even after the ownership change, remains open-source.

Is MySQL standard SQL?

MySQL Server has many extensions to the SQL standard, and here you can find out what they are and how to use them. You can also find information about functionality missing from MySQL Server, and how to work around some of the differences. The SQL standard has been evolving since 1986 and several versions exist.

Is SQL Plus and MySQL same?

The equivalent on the mysql command line client would be ” -u scott -ptiger -D scott “. That @ (at sign) is a SQLPlus thing; it tells SQLPLus to read input from the specified filename. The equivalent in mysql would be the source command, e.g.