Heroku Postgresがblobを許可しない場合、バイナリデータを格納するために何を使用する必要がありますか?
2012-05-30T05:59:36+00:00 app[web.1]: [debug] c.j.b.StatementHandle - create table image_info (
2012-05-30T05:59:36+00:00 app[web.1]: id bigint not null,
2012-05-30T05:59:36+00:00 app[web.1]: image_id varchar(255),
2012-05-30T05:59:36+00:00 app[web.1]: subject_id varchar(255),
2012-05-30T05:59:36+00:00 app[web.1]: web_thumbnail blob,
2012-05-30T05:59:36+00:00 app[web.1]: created_date timestamp,
2012-05-30T05:59:36+00:00 app[web.1]: image blob,
2012-05-30T05:59:36+00:00 app[web.1]: thumbnail blob,
2012-05-30T05:59:36+00:00 app[web.1]: constraint pk_image_info primary key (id))
2012-05-30T05:59:36+00:00 app[web.1]: [debug] c.j.b.PreparedStatementHandle - update play_evolutions set last_problem = 'ERROR: type "blob" does not exist
2012-05-30T05:59:36+00:00 app[web.1]: Position: 176 [ERROR:0, SQLSTATE:42704]' where id = 1