class DefineExcellentOptionCourse < ActiveRecord::Migration def up arr = [151,122,15,227,139,410,291,224,55,137,414,43,417,52,205,44,216,132,204,258,411,50, 419,390,420,133,91,112,202,95,194,34,172,403,177,252,138,352,225,46,279,382,397,286,344,27,175, 124,265,88,59,110,72,92,392,413,26,201,94,57,156,393,154,12,262] for i in 0..arr.length-1 begin puts arr[i] course = Course.find(arr[i]) course.update_attribute(:excellent_option, true) rescue logger.error("Course is not found!") end end end def down end end