|  | @@ -799,7 +799,7 @@
 | 
											
												
													
														|  |      </select>
 |  |      </select>
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														|  |      <select id="queryTeacherImModel" resultMap="com.ym.mec.biz.dal.dao.MusicGroupDao.ImUserModel">
 |  |      <select id="queryTeacherImModel" resultMap="com.ym.mec.biz.dal.dao.MusicGroupDao.ImUserModel">
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														|  |          SELECT su.id_,su.avatar_,
 |  |          SELECT su.id_,su.avatar_,
 | 
											
												
													
														|  | -        CASE WHEN su.username_ IS NULL THEN su.real_name_ END username_
 |  | 
 | 
											
												
													
														|  | 
 |  | +        CASE WHEN su.username_ IS NULL THEN su.real_name_ ELSE su.real_name_ END username_
 | 
											
												
													
														|  |          FROM sys_user su
 |  |          FROM sys_user su
 | 
											
												
													
														|  |          WHERE su.id_ IN
 |  |          WHERE su.id_ IN
 | 
											
												
													
														|  |          <foreach collection="teacherIds" item="userId" open="(" close=")" separator=",">
 |  |          <foreach collection="teacherIds" item="userId" open="(" close=")" separator=",">
 |