How to create and delete a PostgreSQL database on the command line
This can be accomplished by using the dropdb and createdb command line wrappers
The syntax to create a new database on the command line is createdb [ options ] dbname
createdb -O user new_database - E UTF8
This will create a new database called new_database and assign the user user to it and use the encoding UTF8
To drop a database on the command line the syntax dropdb [ options ] dbname is used.