1 2 3
"r_id"|"total_days"|"s_date_start"|"s_date_end"|"r_date_from"|"r_date_last" "1"|"1"|"2007-01-01"|"2007-07-31"|"2007-07-30"|"2007-08-03" "1"|"2"|"2007-08-01"|"2007-12-31"|"2007-07-30"|"2007-08-03"