DELETE FROM tb_exam_question
WHERE id = ${value}
UPDATE tb_exam_question
exam_id = #{examId,jdbcType=INTEGER},
type = #{type,jdbcType=INTEGER},
body = #{body,jdbcType=VARCHAR},
answer = #{answer,jdbcType=VARCHAR},
time = #{time,jdbcType=INTEGER},
score = #{score,jdbcType=INTEGER},
modify_time = NOW()
WHERE id = #{questionId,jdbcType=INTEGER}