教学伴奏支持声部为空

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

@@ -71,16 +71,13 @@
 		<if test="memo != null">
 			memo_ = #{memo},
 		</if>
-		<if test="subjectId != null">
-			subject_id_ = #{subjectId},
-		</if>
 		<if test="speed != null">
 			speed_ = #{speed},
 		</if>
 		<if test="examSongId != null">
 			exam_song_id_ = #{examSongId},
 		</if>
-			xml_url_ = #{xmlUrl},mp3_url_ = #{mp3Url}, update_time_ = NOW()
+			subject_id_ = #{subjectId},xml_url_ = #{xmlUrl},mp3_url_ = #{mp3Url}, update_time_ = NOW()
 	</set>WHERE id_ = #{id}
 	</update>
 	<update id="batchDel">
@@ -102,13 +99,10 @@
 				<if test="item.speed != null">
 					speed_ = #{item.speed},
 				</if>
-				<if test="item.subjectId != null">
-					subject_id_ = #{item.subjectId},
-				</if>
 				<if test="item.examSongId != null">
 					exam_song_id_ = #{item.examSongId},
 				</if>
-				xml_url_ = #{item.xmlUrl},mp3_url_ = #{item.mp3Url}, update_time_ = NOW()
+				subject_id_ = #{item.subjectId},xml_url_ = #{item.xmlUrl},mp3_url_ = #{item.mp3Url}, update_time_ = NOW()
 			</set> WHERE id_ = #{item.id}
 		</foreach>
 	</update>