Create a persistent connection object to the database
orderly_db_connection(database = NULL, instance = NULL)The name of the database. This can be omitted (or
NULL) where you only have a single database, but must be
specified if you have more than one database configured.
The instance of the database (within a given
database). This can be omitted (or NULL) where you have not
used instances or where you have only one configured.
The connection object