Array
(
    [year] => 1975
    [section] => gig
    [mode] => intro
    [limit] => 30
    [from_date] => 1975-01-01
    [date] => 1975-12-31
    [orderBy] => eventDate
)
select event.* 
 from event 
 where  1 = 1  order by eventDate  limit 30