im-service-prod/mianshi-service/target/classes/cn/xyz/mapper/OptionMapper.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "mybatis-3-mapper.dtd">
<mapper namespace="cn.xyz.mapper.OptionMapper">

	<resultMap id="BaseResultMap" type="cn.xyz.mianshi.vo.QuestionOptionVO">
		<result column="id" property="optionId" jdbcType="INTEGER" />
		<result column="question_id" property="questionId" jdbcType="INTEGER" />
		<result column="body" property="body" jdbcType="VARCHAR" />
		<result column="correct" property="correct" jdbcType="INTEGER" />
		<result column="score" property="score" jdbcType="INTEGER" />
	</resultMap>

	<insert id="insert" parameterType="cn.xyz.mianshi.vo.QuestionOptionVO">
		<selectKey keyProperty="optionId" resultType="java.lang.Integer"
			order="AFTER">
		<![CDATA[
		SELECT LAST_INSERT_ID() as optionId
		]]>
		</selectKey>
		<![CDATA[
		INSERT INTO tb_exam_question_option (
			question_id,
			body,
			correct,
			score
		)
		VALUES
			(
				#{questionId,jdbcType=INTEGER},
				#{body,jdbcType=VARCHAR},
				#{correct,jdbcType=INTEGER},
				#{score,jdbcType=INTEGER}
			)
		]]>
	</insert>

	<delete id="delete" parameterType="java.lang.Integer">
		DELETE FROM tb_exam_question_option WHERE id = ${value}
	</delete>

	<update id="update" parameterType="cn.xyz.mianshi.vo.QuestionOptionVO">
		UPDATE tb_exam_question_option
		<set>
			<if test="questionId != null">
				question_id = #{questionId,jdbcType=INTEGER},
			</if>
			<if test="body != null">
				body = #{body,jdbcType=VARCHAR},
			</if>
			<if test="correct != null">
				correct = #{correct,jdbcType=INTEGER},
			</if>
			<if test="score != null">
				score = #{score,jdbcType=INTEGER},
			</if>
		</set>
		WHERE id = #{optionId,jdbcType=INTEGER}
	</update>

	<select id="selectByQuestionId" parameterType="java.lang.Integer"
		resultMap="BaseResultMap">
		SELECT * FROM tb_exam_question_option WHERE question_id = ${value}
	</select>

	<select id="selectById" parameterType="java.lang.Integer"
		resultMap="BaseResultMap">
		SELECT * FROM tb_exam_question_option WHERE id = ${value}
	</select>

</mapper>