mec/mec-biz/src/main/resources/config/mybatis/DegreeLevelFeeNewMapper.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE  mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
<mapper namespace="com.ym.mec.biz.dal.mapper.DegreeLevelFeeMapper">
    
    <select id="selectPage" resultType="com.ym.mec.biz.dal.vo.DegreeLevelFeeNewVo">
		select dlf.*,s.name_ subjectName from degree_level_fee dlf
		left join subject s ON dlf.subject_id_ = s.id_
		<where>
			<if test="param.subjectId != null">
				dlf.subject_id_ = #{param.subjectId}
			</if>
			<if test="param.level != null">
				AND dlf.level_ = #{param.level}
			</if>
			<if test="param.credentials != null">
				AND dlf.credentials_ = #{param.credentials}
			</if>
			<if test="param.degreeType != null">
				AND dlf.degree_type_ = #{param.degreeType}
			</if>
		</where>
		ORDER BY dlf.level_
	</select>
	<select id="checkSave" resultType="java.lang.String">
		select level_ from degree_level_fee
		where FIND_IN_SET(level_,#{levels}) AND degree_type_ = #{degreeType}
		<if test="subjectId != null">
			AND subject_id_ = #{subjectId}
		</if>
		<if test="degreeLevelFeeId != null">
			AND id_ != #{degreeLevelFeeId}
		</if>
	</select>

</mapper>