{"id":105086,"date":"2026-09-13T19:01:24","date_gmt":"2026-09-13T11:01:24","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/105086.html"},"modified":"2026-09-13T19:01:24","modified_gmt":"2026-09-13T11:01:24","slug":"%e3%80%902027%e6%9c%80%e6%96%b0%e5%a4%a7%e6%95%b0%e6%8d%ae%e6%af%95%e8%ae%be%e3%80%91%e5%9f%ba%e4%ba%8e%e5%a4%a7%e6%95%b0%e6%8d%ae%e7%9a%84%e5%8c%96%e5%a6%86%e5%93%81%e9%94%80%e5%94%ae%e6%95%b0","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/105086.html","title":{"rendered":"\u30102027\u6700\u65b0\u5927\u6570\u636e\u6bd5\u8bbe\u3011\u57fa\u4e8e\u5927\u6570\u636e\u7684\u5316\u5986\u54c1\u9500\u552e\u6570\u636e\u53ef\u89c6\u5316\u5206\u6790\uff0c\u9644\u6e90\u7801_\u9ad8\u8d28\u91cf\u9879\u76ee_\u53ef\u89c6\u5316_\u6570\u636e\u5206\u6790_\u6bd5\u8bbe\u9009\u9898\u63a8\u8350_SPark_Hadoop_\u6bd5\u8bbe\u6307\u5bfc"},"content":{"rendered":"<p>&#x1f496;&#x1f496;\u4f5c\u8005&#xff1a;\u8ba1\u7b97\u673a\u6bd5\u4e1a\u8bbe\u8ba1\u6770\u745e 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decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260913110118-6aa6827e443a6.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260913110119-6aa6827f3415b.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260913110119-6aa6827fcf86f.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260913110120-6aa68280665ee.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260913110121-6aa6828107019.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260913110121-6aa68281ab5b7.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260913110122-6aa6828255d18.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260913110122-6aa68282e4156.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h2>\u57fa\u4e8e\u5927\u6570\u636e\u7684\u5316\u5986\u54c1\u9500\u552e\u6570\u636e\u53ef\u89c6\u5316\u5206\u6790\u4ee3\u7801\u5c55\u793a<\/h2>\n<p><span class=\"token keyword\">from<\/span> pyspark<span class=\"token punctuation\">.<\/span>sql <span class=\"token keyword\">import<\/span> SparkSession<br \/>\n<span class=\"token keyword\">from<\/span> pyspark<span class=\"token punctuation\">.<\/span>sql<span class=\"token punctuation\">.<\/span>functions <span class=\"token keyword\">import<\/span> col<span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">sum<\/span> <span class=\"token keyword\">as<\/span> _sum<span class=\"token punctuation\">,<\/span> avg<span class=\"token punctuation\">,<\/span> count<span class=\"token punctuation\">,<\/span> desc<span class=\"token punctuation\">,<\/span> when<br \/>\n<span class=\"token keyword\">import<\/span> pandas <span class=\"token keyword\">as<\/span> pd<br \/>\n<span class=\"token keyword\">import<\/span> numpy <span class=\"token keyword\">as<\/span> np<br \/>\nspark <span class=\"token operator\">&#061;<\/span> SparkSession<span class=\"token punctuation\">.<\/span>builder<span class=\"token punctuation\">.<\/span>appName<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;CosmeticSalesAnalysis&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>master<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;local[*]&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>config<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;spark.sql.shuffle.partitions&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;4&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>enableHiveSupport<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>getOrCreate<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">def<\/span> <span class=\"token function\">category_structure_analysis<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    df <span class=\"token operator\">&#061;<\/span> spark<span class=\"token punctuation\">.<\/span>read<span class=\"token punctuation\">.<\/span><span class=\"token builtin\">format<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;csv&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>option<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;header&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">True<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>option<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;inferSchema&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">True<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>load<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;hdfs:\/\/localhost:9000\/cosmetic\/sales.csv&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    df<span class=\"token punctuation\">.<\/span>createOrReplaceTempView<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;sales&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    category_df <span class=\"token operator\">&#061;<\/span> spark<span class=\"token punctuation\">.<\/span>sql<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;SELECT category, SUM(sales_amount) AS total_sales, SUM(order_count) AS total_orders, AVG(unit_price) AS avg_price FROM sales GROUP BY category ORDER BY total_sales DESC&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    category_pd <span class=\"token operator\">&#061;<\/span> category_df<span class=\"token punctuation\">.<\/span>toPandas<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    category_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;sales_ratio&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> category_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;total_sales&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">\/<\/span> category_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;total_sales&#034;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span><span class=\"token builtin\">sum<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    category_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;cumulative_ratio&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> category_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;sales_ratio&#034;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span>cumsum<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    category_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;rank&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> category_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;total_sales&#034;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span>rank<span class=\"token punctuation\">(<\/span>ascending<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">False<\/span><span class=\"token punctuation\">,<\/span> method<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;min&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    category_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;level&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> np<span class=\"token punctuation\">.<\/span>where<span class=\"token punctuation\">(<\/span>category_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;cumulative_ratio&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&lt;&#061;<\/span> <span class=\"token number\">0.8<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u6838\u5fc3\u54c1\u7c7b&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u957f\u5c3e\u54c1\u7c7b&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    result <span class=\"token operator\">&#061;<\/span> category_pd<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;category&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;total_sales&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;total_orders&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;avg_price&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;sales_ratio&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;level&#034;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">]<\/span><br \/>\n    result<span class=\"token punctuation\">.<\/span>to_sql<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;category_structure_result&#034;<\/span><span class=\"token punctuation\">,<\/span> con<span class=\"token operator\">&#061;<\/span>mysql_engine<span class=\"token punctuation\">,<\/span> if_exists<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;replace&#034;<\/span><span class=\"token punctuation\">,<\/span> index<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">False<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> result<span class=\"token punctuation\">.<\/span>to_dict<span class=\"token punctuation\">(<\/span>orient<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;records&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">def<\/span> <span class=\"token function\">region_difference_analysis<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    df <span class=\"token operator\">&#061;<\/span> spark<span class=\"token punctuation\">.<\/span>read<span class=\"token punctuation\">.<\/span><span class=\"token builtin\">format<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;csv&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>option<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;header&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">True<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>option<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;inferSchema&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">True<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>load<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;hdfs:\/\/localhost:9000\/cosmetic\/sales.csv&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    df<span class=\"token punctuation\">.<\/span>createOrReplaceTempView<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;sales&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    region_df <span class=\"token operator\">&#061;<\/span> spark<span class=\"token punctuation\">.<\/span>sql<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;SELECT region, province, SUM(sales_amount) AS total_sales, COUNT(DISTINCT user_id) AS user_count, AVG(order_amount) AS avg_order FROM sales GROUP BY region, province&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    region_pd <span class=\"token operator\">&#061;<\/span> region_df<span class=\"token punctuation\">.<\/span>toPandas<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    region_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;per_user_sales&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> region_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;total_sales&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">\/<\/span> region_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;user_count&#034;<\/span><span class=\"token punctuation\">]<\/span><br \/>\n    region_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;region_total&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> region_pd<span class=\"token punctuation\">.<\/span>groupby<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;region&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;total_sales&#034;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span>transform<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;sum&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    region_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;region_ratio&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> region_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;total_sales&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">\/<\/span> region_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;region_total&#034;<\/span><span class=\"token punctuation\">]<\/span><br \/>\n    region_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;sales_level&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> pd<span class=\"token punctuation\">.<\/span>cut<span class=\"token punctuation\">(<\/span>region_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;per_user_sales&#034;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span> bins<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">100<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">300<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">600<\/span><span class=\"token punctuation\">,<\/span> np<span class=\"token punctuation\">.<\/span>inf<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span> labels<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;\u4f4e&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u4e2d&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u8f83\u9ad8&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u9ad8&#034;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    region_pd <span class=\"token operator\">&#061;<\/span> region_pd<span class=\"token punctuation\">.<\/span>sort_values<span class=\"token punctuation\">(<\/span>by<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;total_sales&#034;<\/span><span class=\"token punctuation\">,<\/span> ascending<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">False<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    result <span class=\"token operator\">&#061;<\/span> region_pd<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;region&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;province&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;total_sales&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;user_count&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;per_user_sales&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;sales_level&#034;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">]<\/span><br \/>\n    result<span class=\"token punctuation\">.<\/span>to_sql<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;region_difference_result&#034;<\/span><span class=\"token punctuation\">,<\/span> con<span class=\"token operator\">&#061;<\/span>mysql_engine<span class=\"token punctuation\">,<\/span> if_exists<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;replace&#034;<\/span><span class=\"token punctuation\">,<\/span> index<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">False<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> result<span class=\"token punctuation\">.<\/span>to_dict<span class=\"token punctuation\">(<\/span>orient<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;records&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">def<\/span> <span class=\"token function\">brand_competition_analysis<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    df <span class=\"token operator\">&#061;<\/span> spark<span class=\"token punctuation\">.<\/span>read<span class=\"token punctuation\">.<\/span><span class=\"token builtin\">format<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;csv&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>option<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;header&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">True<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>option<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;inferSchema&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">True<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>load<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;hdfs:\/\/localhost:9000\/cosmetic\/sales.csv&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    df<span class=\"token punctuation\">.<\/span>createOrReplaceTempView<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;sales&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    brand_df <span class=\"token operator\">&#061;<\/span> spark<span class=\"token punctuation\">.<\/span>sql<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;SELECT brand, COUNT(DISTINCT user_id) AS buyer_count, SUM(sales_amount) AS total_sales, AVG(unit_price) AS avg_price, SUM(order_count) AS total_orders FROM sales GROUP BY brand&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    brand_pd <span class=\"token operator\">&#061;<\/span> brand_df<span class=\"token punctuation\">.<\/span>toPandas<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    brand_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;market_share&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> brand_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;total_sales&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">\/<\/span> brand_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;total_sales&#034;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span><span class=\"token builtin\">sum<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    brand_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;repurchase_rate&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> brand_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;total_orders&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">\/<\/span> brand_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;buyer_count&#034;<\/span><span class=\"token punctuation\">]<\/span><br \/>\n    brand_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;price_position&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> np<span class=\"token punctuation\">.<\/span>where<span class=\"token punctuation\">(<\/span>brand_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;avg_price&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&gt;&#061;<\/span> brand_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;avg_price&#034;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span>median<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u4e2d\u9ad8\u4ef7&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u4e2d\u4f4e\u4ef7&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    brand_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;competition_score&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> brand_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;market_share&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">*<\/span> <span class=\"token number\">0.6<\/span> <span class=\"token operator\">&#043;<\/span> brand_pd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;repurchase_rate&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">*<\/span> <span class=\"token number\">0.4<\/span><br \/>\n    brand_pd <span class=\"token operator\">&#061;<\/span> brand_pd<span class=\"token punctuation\">.<\/span>sort_values<span class=\"token punctuation\">(<\/span>by<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;competition_score&#034;<\/span><span class=\"token punctuation\">,<\/span> ascending<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">False<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    result <span class=\"token operator\">&#061;<\/span> brand_pd<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;brand&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;buyer_count&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;total_sales&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;market_share&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;repurchase_rate&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;competition_score&#034;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">]<\/span><br \/>\n    result<span class=\"token punctuation\">.<\/span>to_sql<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;brand_competition_result&#034;<\/span><span class=\"token punctuation\">,<\/span> con<span class=\"token operator\">&#061;<\/span>mysql_engine<span class=\"token punctuation\">,<\/span> if_exists<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;replace&#034;<\/span><span class=\"token punctuation\">,<\/span> index<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">False<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> result<span 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