id,account,time,purchase,comment
1,32864,2015-01-27 19:23:49,20150127,embulk
2,14824,2015-01-27 19:01:23,20150127,embulk jruby
3,27559,2015-01-28 02:20:02,20150128,'Embulk "'csv"' parser plugin'
4,11270,2015-01-29 11:54:36,20150129,NULL