I am getting a red squiggly line under my Go command using MySQL

The Syntax error reads as follows: Syntax error: 'GO' (identifier) is not valid input at this poistion

Any suggestions to why I am getting this error?

Use Master; DROP DATABASE IF EXISTS Bookstore; Create Database Bookstore; Co Use Bookstore; Create Table Subject (SubjectCode nvarchar(3) Not Null primary key, Subject nvarchar(15) Null)