(dbget id . optdef)

dbget retrieves a variable from the database table.

Parameter	Description
id	Parameter name to be obtained
optdev	Optional: Fallback value if database variable is not set

Example 1: Build a uiform label element using two database variables.

(label text ,(lambda ()
  (string-append (dbget 'first_name "") " " (dbget 'last_name ""))
))