楼主: ×晓√
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[数据管理求助] 请大家看一下，以下的数据如何删除重复值（这只是其中的一组数据），蟹蟹。 [推广有奖]

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×晓√ 发表于 2019-3-7 13:58:59 |AI写论文
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input str6 mfc long year str6(mfcstock mfc_1 mfcstock_1)
"020009" 201302 "000001" "020009" "000001"
"020009" 201302 "000001" "050004" "000001"
"020009" 201302 "000001" "090003" "000001"
"020009" 201302 "000001" "160215" "000001"
"020009" 201302 "000001" "160613" "000001"
"020009" 201302 "000001" "161706" "000001"
"020009" 201302 "000001" "162209" "000001"
"020009" 201302 "000001" "180020" "000001"
"020009" 201302 "000001" "202019" "000001"
"020009" 201302 "000001" "217001" "000001"
"020009" 201302 "000001" "217009" "000001"
"020009" 201302 "000001" "217012" "000001"
"020009" 201302 "000001" "217013" "000001"
"020009" 201302 "000001" "233006" "000001"
"020009" 201302 "000001" "340007" "000001"
"020009" 201302 "000001" "460001" "000001"
"020009" 201302 "000001" "460005" "000001"
"020009" 201302 "000001" "519994" "000001"
"020009" 201302 "000001" "519996" "000001"
"020009" 201302 "000001" "630006" "000001"
"020009" 201302 "000001" "750001" "000001"
"050004" 201302 "000001" "020009" "000001"
"050004" 201302 "000001" "050004" "000001"
"050004" 201302 "000001" "090003" "000001"
"050004" 201302 "000001" "160215" "000001"
"050004" 201302 "000001" "160613" "000001"
"050004" 201302 "000001" "161706" "000001"
"050004" 201302 "000001" "162209" "000001"
"050004" 201302 "000001" "180020" "000001"
"050004" 201302 "000001" "202019" "000001"
"050004" 201302 "000001" "217001" "000001"
"050004" 201302 "000001" "217009" "000001"
"050004" 201302 "000001" "217012" "000001"
"050004" 201302 "000001" "217013" "000001"
"050004" 201302 "000001" "233006" "000001"
"050004" 201302 "000001" "340007" "000001"
"050004" 201302 "000001" "460001" "000001"
"050004" 201302 "000001" "460005" "000001"
"050004" 201302 "000001" "519994" "000001"
"050004" 201302 "000001" "519996" "000001"
"050004" 201302 "000001" "630006" "000001"
"050004" 201302 "000001" "750001" "000001"
"090003" 201302 "000001" "020009" "000001"
"090003" 201302 "000001" "050004" "000001"
"090003" 201302 "000001" "090003" "000001"
"090003" 201302 "000001" "160215" "000001"
"090003" 201302 "000001" "160613" "000001"
"090003" 201302 "000001" "161706" "000001"
"090003" 201302 "000001" "162209" "000001"
"090003" 201302 "000001" "180020" "000001"
"090003" 201302 "000001" "202019" "000001"
"090003" 201302 "000001" "217001" "000001"
"090003" 201302 "000001" "217009" "000001"
"090003" 201302 "000001" "217012" "000001"
"090003" 201302 "000001" "217013" "000001"
"090003" 201302 "000001" "233006" "000001"
"090003" 201302 "000001" "340007" "000001"
"090003" 201302 "000001" "460001" "000001"
"090003" 201302 "000001" "460005" "000001"
"090003" 201302 "000001" "519994" "000001"
"090003" 201302 "000001" "519996" "000001"
"090003" 201302 "000001" "630006" "000001"
"090003" 201302 "000001" "750001" "000001"
"121008" 201302 "000001" "020009" "000001"
"121008" 201302 "000001" "050004" "000001"
"121008" 201302 "000001" "090003" "000001"
"121008" 201302 "000001" "160215" "000001"
"121008" 201302 "000001" "160613" "000001"
"121008" 201302 "000001" "161706" "000001"
"121008" 201302 "000001" "162209" "000001"
"121008" 201302 "000001" "180020" "000001"
"121008" 201302 "000001" "202019" "000001"
"121008" 201302 "000001" "217001" "000001"
"121008" 201302 "000001" "217009" "000001"
"121008" 201302 "000001" "217012" "000001"
"121008" 201302 "000001" "217013" "000001"
"121008" 201302 "000001" "233006" "000001"
"121008" 201302 "000001" "340007" "000001"
"121008" 201302 "000001" "460001" "000001"
"121008" 201302 "000001" "460005" "000001"
"121008" 201302 "000001" "519994" "000001"
"121008" 201302 "000001" "519996" "000001"
"121008" 201302 "000001" "630006" "000001"
"121008" 201302 "000001" "750001" "000001"
"160215" 201302 "000001" "020009" "000001"
"160215" 201302 "000001" "050004" "000001"
"160215" 201302 "000001" "090003" "000001"
"160215" 201302 "000001" "160215" "000001"
"160215" 201302 "000001" "160613" "000001"
"160215" 201302 "000001" "161706" "000001"
"160215" 201302 "000001" "162209" "000001"
"160215" 201302 "000001" "180020" "000001"
"160215" 201302 "000001" "202019" "000001"
"160215" 201302 "000001" "217001" "000001"
"160215" 201302 "000001" "217009" "000001"
"160215" 201302 "000001" "217012" "000001"
"160215" 201302 "000001" "217013" "000001"
"160215" 201302 "000001" "233006" "000001"
"160215" 201302 "000001" "340007" "000001"
"160215" 201302 "000001" "460001" "000001"
end


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黃河泉 在职认证  发表于 2019-3-7 13:59:00
×晓√ 发表于 2019-3-7 14:03
重复情况为：mfc和mfc_1中的数据重复，比如020009和050004、050004和020009重复，只需要保留一个就行。
试试
  1. gen pair = cond(mfc < mfc_1,mfc+"-"+mfc_1,mfc_1+"-"+mfc)
  2. duplicates list pair
  3. duplicates drop pair, force
复制代码
藤椅
×晓√ 发表于 2019-3-7 14:03:46
重复情况为：mfc和mfc_1中的数据重复，比如020009和050004、050004和020009重复，只需要保留一个就行。
板凳
×晓√ 发表于 2019-3-8 10:01:27
黃河泉 发表于 2019-3-7 13:59
试试
非常感谢老师的帮助[em23][em23]
报纸
黃河泉 在职认证  发表于 2019-3-8 10:47:09
×晓√ 发表于 2019-3-8 10:01
非常感谢老师的帮助
如果你觉得我的讲习可以帮助其它老师或学生，晚一点愿意帮我们转发招生讯息，你可以考虑加我的微信 (请私信我，我给你我的微信号码)。
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