GetSchemas returns an Array in which each row of the Array contains matches from one schema in the database connected to using connection.  A column in the Array is data associated with the table.  The output option controls the columns and their order in the returned Array.

A schema in a database is similar to a namespace.  Objects that use different schema and have the same name are distinct.

The opts argument can contain the following equation.

output = list containing one or both literal symbols name and catalog

The output option specifies the columns of information to return and their order. By default, only the name is returned.

- name returns the name of the schema.

- catalog returns the name of the catalog that uses the schema.