Answer 1

The common syntax to create a database is CREATE DATABASE database_name. Different DBMS have extra command to be used along with CREATE DATABASE but most DBMS agree on that syntax and will carry out instruction as expected, given the command issuer has the privilege to.

[Generic]
https://www.w3schools.com/SQl/sql_create_db.asp

[Microsoft SQL]
https://docs.microsoft.com/en-us/sql/t-sql/statements/create-database-transact-sql

[Oracle]
https://docs.oracle.com/cd/B28359_01/server.111/b28310/create003.htm

Hth, cmiiw