|  | @@ -458,18 +458,17 @@
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				|  |  |          SELECT
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				|  |  |          t.user_id_ studentId,
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				|  |  |          t.educational_teacher_id_ educationalTeacherId,
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				|  |  | -        su.username_ educationalTeacherName
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				|  |  | +        su.real_name_ educationalTeacherName
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				|  |  |          FROM
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				|  |  |          (
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				|  |  |          SELECT
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				|  |  | -        cgsm.user_id_,
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				|  |  | +        mgsf.user_id_,
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				|  |  |          g.educational_teacher_id_
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				|  |  |          FROM
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				|  |  | -        class_group_student_mapper cgsm
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				|  |  | -        LEFT JOIN music_group g ON cgsm.music_group_id_ = g.id_
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				|  |  | +        music_group_student_fee_ mgsf
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				|  |  | +        LEFT JOIN music_group g ON mgsf.music_group_id_ = g.id_
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				|  |  |          WHERE
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				|  |  | -        cgsm.group_type_ = 'MUSIC'
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				|  |  | -        AND cgsm.user_id_ IN
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				|  |  | +        mgsf.user_id_ IN
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				|  |  |          <foreach collection="studentIds" item="studentId" open="(" close=")" separator=",">
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				|  |  |              #{studentId}
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				|  |  |          </foreach>
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