r.db_drop(db_name) → object
Drop a database. The database, all its tables, and corresponding data will be deleted.
If successful, the command returns an object with two fields:
dbs_dropped: always 1.tables_dropped: the number of tables in the dropped database.config_changes: a list containing one two-field object, old_val and new_val: old_val: the database’s original config value.new_val: always nil.If the given database does not exist, the command throws ReqlRuntimeError.
Example: Drop a database named ‘superheroes’.
r.db_drop('superheroes').run(conn)
{
:config_changes => [
{
:old_val => {
:id => "e4689cfc-e903-4532-a0e6-2d6797a43f07",
:name => "superheroes"
},
:new_val => nil
}
],
:tables_dropped => 3,
:dbs_dropped => 1
}
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https://rethinkdb.com/api/ruby/db_drop/