#:format-duration
#:format-time
#:get-time
+ #:utime->time
#:interval-clear
#:interval-contained
#:interval-data
#:db-type-has-views?
#:db-type-has-subqueries?
#:db-type-has-boolean-where?
+ #:db-type-has-fancy-math?
#:db-backend-has-create/destroy-db?
#:db-type-transaction-capable?
))