Table: bundesliga_managers_2007_08
Columns: team
outgoing_manager
date_of_departure
replaced_by
date_of_appointment

Question: When was the appointment date for the manager replaced by Lucien Favre?
SQL: SELECT "date_of_appointment" FROM bundesliga_managers_2007_08 WHERE "replaced_by" = 'lucien favre'

Question: When is the appointment date for outgoing manager Petrik Sander?
SQL: SELECT "date_of_appointment" FROM bundesliga_managers_2007_08 WHERE "outgoing_manager" = 'petrik sander'

Question: When was the appointment date for VFL Wolfsburg?
SQL: SELECT "date_of_appointment" FROM bundesliga_managers_2007_08 WHERE "team" = 'vfl wolfsburg'

Question: When was the departure date when a manager was replaced by Bojan Prašnikar?
SQL: SELECT "date_of_departure" FROM bundesliga_managers_2007_08 WHERE "replaced_by" = 'bojan prašnikar'