select id, knowledge_id, type, question_id, seq, create_time from learn_knowledge_question and knowledge_id = #{knowledgeId} and type = #{type} and question_id = #{questionId} and seq = #{seq} where id = #{id} insert into learn_knowledge_question knowledge_id, type, question_id, seq, create_time, #{knowledgeId}, #{type}, #{questionId}, #{seq}, #{createTime}, update learn_knowledge_question knowledge_id = #{knowledgeId}, type = #{type}, question_id = #{questionId}, seq = #{seq}, create_time = #{createTime}, where id = #{id} delete from learn_knowledge_question where id = #{id} delete from learn_knowledge_question where id in #{id} WHERE question_id IN #{questionId}