You can search for identifiers within the package.
in-package search v0.2.0
method virtual driver_name : unit -> string
method virtual escape_string : string -> string
method virtual quote_field : string -> string
method virtual exec : string -> dbvalue
method make_insert_query : (string * string list * string list list) -> string
method make_insert_returning_query : (string * string list * string list list * string) -> string list
method virtual supports_shredding : unit -> bool