ALTERTABLE`message`ADDCOLUMN`is_automatic_forward`tinyint(1)DEFAULT0COMMENT'True, if the message is a channel post that was automatically forwarded to the connected discussion group'AFTER`forward_date`;
ALTERTABLE`message`ADDCOLUMN`has_protected_content`tinyint(1)DEFAULT0COMMENT'True, if the message can''t be forwarded'AFTER`edit_date`;