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@@ -1838,7 +1838,8 @@
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</resultMap>
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<select id="countInstrument" resultMap="MusicGroup">
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SELECT sr.music_group_id_,COUNT(DISTINCT sr.user_id_) pay_num_,SUM(CASE WHEN si.id_ IS NULL THEN 0 ELSE 1 END) has_instrument_num_ FROM student_registration sr
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- LEFT JOIN student_instrument si ON sr.user_id_ = si.student_id_ AND si.del_flag_ = 0 AND si.end_time_ > NOW()
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+ LEFT JOIN (SELECT * FROM student_instrument WHERE del_flag_ = 0 AND end_time_ > NOW()
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+ GROUP BY student_id_ ) si ON sr.user_id_ = si.student_id_ AND si.del_flag_ = 0 AND si.end_time_ > NOW()
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WHERE sr.music_group_status_ = 'NORMAL' AND sr.music_group_id_ IN
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<foreach collection="musicGroupIds" separator="," item="id" open="(" close=")">
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#{id}
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zouxuan