Searches the db by planName and serviceId (since plan names must be distinct within services) If the plan is found, returns the count (should be 1, always) and the plan object.

Searches the db by planName and serviceId (since plan names must be disctinct within services) If an entry exists, returns its id.

gets the count of service instances by instance id (i.e.

gets the totaly number of service instances that are currently provisioned.

Instantiates the db connection and runs migrations.

runs schema migrations on the provided service broker database to get it up to date.

pulls db credentials from the environment, connects to the db, runs migrations, and returns the db connection.

soft deletes an instance from the database by instance id.