Merge remote-tracking branch 'origin/master'

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

@@ -73,6 +73,12 @@
             <if test="name!=null">
                 name_=#{name},
             </if>
+            <if test="coursesStartDate != null">
+                courses_start_date_=#{coursesStartDate},
+            </if>
+            <if test="coursesExpireDate != null">
+                courses_expire_date_ = #{coursesExpireDate},
+            </if>
             <if test="groupStatus!=null">
                 group_status_=#{groupStatus,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler},
             </if>