The slot holding the connection for this pair, added if there is none.
- url: the database URL.
- database: a database name to use instead of the URL's. Empty keeps the URL's.
slot_for :: (url: string, database: string) -> *HeldThe slot holding the connection for this pair, added if there is none.
Parameters
- url: string
- the database URL.
- database: string
- a database name to use instead of the URL's. Empty keeps the URL's.
Returns
- *Held