Alexei Sorokin 0a5a3845db [DATABASE] Set NULL in DB_DataObject in a more reliable manner
Also stop assuming that FeedSub::sub_state (enum) and FeedSub::sub_end
(datetime) can possibly be set to an empty string.
2019-09-11 08:32:19 +03:00
..
2019-09-11 08:15:16 +03:00
2019-09-11 08:15:16 +03:00
2019-09-11 08:15:16 +03:00