t.id as id, t.meet_file_id as meetFileId, t.meet_file as meetFile, t.create_time as createTime t.meet_file_id = #{meetFileId} AND t.meet_file = #{meetFile} AND t.create_time = #{createTime} AND select from t_meet_file t where t.id=#{id} select version from t_meet_file where id=#{id} SELECT from t_meet_file t order by create_time SELECT from t_meet_file t insert into t_meet_file id, meet_file_id, meet_file, create_time, #{id}, #{meetFileId}, #{meetFile}, #{createTime}, update t_meet_file meet_file_id=#{meetFileId}, meet_file=#{meetFile}, create_time=#{createTime}, where id=#{id} update t_meet_file SET is_use = 0 where id=#{id} delete from t_meet_file where id=#{id} delete from t_meet_file where meet_file_id=#{meetFileId}