def get_disk_usage_for_database()

in postgresql_metrics/postgres_queries.py [0:0]

• 7 lines of code
• 2 McCabe index (conditional complexity)

def get_disk_usage_for_database(conn):
    sql = ("SELECT datname, pg_database_size(datname) FROM pg_database "
           "WHERE datname = current_database()")
    results = query(conn, sql)
    if results:
        return results[0]
    return None