service = PostgreSQL
PostgreSQL.concept = calendar_historic

[after.find]
deepnessFindHistoric = modules/calendar/interceptors/DBMapping.php

[PostgreSQL.mapping]
id = "id"
schedulable = "object_id"
user = "user_uidnumber"
time = "dtstamp"
attribute = "attribute"
beforeValue = "before_value"
afterValue = "after_value"