{"id":337521,"date":"2022-08-25T15:00:23","date_gmt":"2022-08-25T15:00:23","guid":{"rendered":"http:\/\/savepearlharbor.com\/?p=337521"},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-29T21:00:00","slug":"","status":"publish","type":"post","link":"https:\/\/savepearlharbor.com\/?p=337521","title":{"rendered":"<span>\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 Python \u0432 SQL Server Machine Learning Services<\/span>"},"content":{"rendered":"<div><\/div>\n<div id=\"post-content-body\">\n<div>\n<div class=\"article-formatted-body article-formatted-body article-formatted-body_version-2\">\n<div xmlns=\"http:\/\/www.w3.org\/1999\/xhtml\">\n<figure class=\"full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/400\/c04\/186\/400c041868208d15fc5c3dec86f309c1.png\" width=\"780\" height=\"439\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/400\/c04\/186\/400c041868208d15fc5c3dec86f309c1.png\"\/><figcaption><\/figcaption><\/figure>\n<p>\u0412 \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0435\u043d\u0438\u0435 \u0441\u0442\u0430\u0442\u0435\u0439 <a href=\"https:\/\/%D0%9F%D1%80%D0%B8%D0%BA%D0%BB%D1%8E%D1%87%D0%B5%D0%BD%D0%B8%D1%8F%20%D0%BF%D1%80%D0%B8%20%D0%BD%D0%B0%D1%81%D1%82%D1%80%D0%BE%D0%B9%D0%BA%D0%B5%20%D1%81%D0%B5%D1%80%D0%B2%D0%B8%D1%81%D0%BE%D0%B2%20%D0%BC%D0%B0%D1%88%D0%B8%D0%BD%D0%BD%D0%BE%D0%B3%D0%BE%20%D0%BE%D0%B1%D1%83%D1%87%D0%B5%D0%BD%D0%B8%D1%8F%20%D0%B2%20MS%20SQL%20Server%202019\">\u041f\u0440\u0438\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044f \u043f\u0440\u0438 \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0435 \u0441\u0435\u0440\u0432\u0438\u0441\u043e\u0432 \u043c\u0430\u0448\u0438\u043d\u043d\u043e\u0433\u043e \u043e\u0431\u0443\u0447\u0435\u043d\u0438\u044f \u0432 MS SQL Server 2019<\/a> \u0438 <a href=\"https:\/\/habr.com\/ru\/company\/otus\/blog\/681896\/\">\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c R lang \u0432 SQL Server  <\/a>\u0440\u0430\u0437\u0431\u0438\u0440\u0430\u0435\u043c\u0441\u044f \u043a\u0430\u043a \u0440\u0430\u0431\u043e\u0442\u0430\u0442\u044c \u0441 Python \u0432 \u0441\u0435\u0440\u0432\u0438\u0441\u0430\u0445 \u043c\u0430\u0448\u0438\u043d\u043d\u043e\u0433\u043e \u043e\u0431\u0443\u0447\u0435\u043d\u0438\u044f. \u0421 Python \u0441\u0438\u0442\u0443\u0430\u0446\u0438\u044f \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043b\u0443\u0447\u0448\u0435, \u0447\u0435\u043c \u0441 R, \u0442\u0430\u043a \u043a\u0430\u043a \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u043c\u043d\u043e\u0433\u043e \u043f\u0440\u0435\u0434\u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a \u0438 \u0432\u0435\u0440\u0441\u0438\u044f Python \u043d\u0435 \u0442\u0430\u043a \u0441\u0438\u043b\u044c\u043d\u043e \u043e\u0442\u0441\u0442\u0430\u0435\u0442 \u043e\u0442 \u0430\u043a\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0439, \u043a\u0430\u043a \u0432 \u0441\u043b\u0443\u0447\u0430\u0435 \u0441 R. <\/p>\n<p>\u0414\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0441 Python \u043a\u0440\u0430\u0439\u043d\u0435 \u0432\u0430\u0436\u043d\u043e \u043f\u0438\u0441\u0430\u0442\u044c \u043a\u043e\u0434 \u0431\u0435\u0437 \u043e\u0442\u0441\u0442\u0443\u043f\u043e\u0432, \u0447\u0442\u043e \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u043d\u0435\u0443\u0434\u043e\u0431\u043d\u043e, \u0442\u0430\u043a \u043a\u0430\u043a \u043f\u0440\u0438\u0445\u043e\u0434\u0438\u0442\u0441\u044f \u043f\u0438\u0441\u0430\u0442\u044c \u043a\u043e\u0434 \u0432 SQL \u0441\u0442\u0440\u043e\u043a\u043e\u0432\u043e\u0439 \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u043e\u0439 \u0432 \u043a\u0430\u0432\u044b\u0447\u043a\u0430\u0445. \u041a\u0430\u0432\u044b\u0447\u043a\u0438 \u0432\u043d\u0443\u0442\u0440\u0438 Python \u043a\u043e\u0434\u0430 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u044e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0434\u0432\u043e\u0439\u043d\u044b\u0435, \u0433\u0434\u0435 \u044d\u0442\u043e \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e. <\/p>\n<p>\u0414\u043b\u044f \u0440\u0430\u0437\u0431\u043e\u0440\u0430 \u043f\u0440\u0438\u043c\u0435\u0440\u043e\u0432 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0441\u043e\u0437\u0434\u0430\u043d\u043d\u0430\u044f \u0432 \u0441\u0442\u0430\u0442\u044c\u0435 \u043f\u0440\u043e R \u0431\u0430\u0437\u0430 \u0434\u0430\u043d\u043d\u044b\u0445 \u0441 \u0434\u0430\u0442\u0430\u0441\u0435\u0442\u043e\u043c \u0438\u0437 <a href=\"https:\/\/www.kaggle.com\/code\/startupsci\/titanic-data-science-solutions\">\u0441\u043e\u0440\u0435\u0432\u043d\u043e\u0432\u0430\u043d\u0438\u044f Kaggle \u0422\u0438\u0442\u0430\u043d\u0438\u043a<\/a>.<\/p>\n<pre><code class=\"sql\">--\u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u043c \u0442\u0438\u043f \u043f\u043e\u043b\u0435\u0439 \u043d\u0430 \u0441\u0442\u0440\u043e\u043a\u043e\u0432\u044b\u0439, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u0442\u0441\u044f \u043f\u0440\u0438 \u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0435 \u0438\u0437 \u0444\u0430\u0439\u043b\u0430 ALTER TABLE dbo.train ALTER COLUMN age nvarchar(50); ALTER TABLE dbo.train ALTER COLUMN Survived nvarchar(50);   DECLARE @pscript NVARCHAR(MAX); SET @pscript = N' # assign SQL Server dataset to df df = train_data   # return df dataset res_data = df';   DECLARE @sqlscript NVARCHAR(MAX); SET @sqlscript = N'   SELECT Sex, Pclass, Name   FROM dbo.train;';   EXEC sp_execute_external_script   @language = N'Python',   @script = @pscript,   @input_data_1 = @sqlscript,   @input_data_1_name = N'train_data', --input variable name    @output_data_1_name = N'res_data' --output variable name   WITH RESULT SETS(     (Sex NVARCHAR(50), Pclass  NVARCHAR(50), [Name]  NVARCHAR(100))); --output column names  GO <\/code><\/pre>\n<p>\u041e\u0431\u0440\u0430\u0449\u0430\u0435\u043c \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435, \u0447\u0442\u043e \u0432 Python \u043a\u043e\u0434\u0435 (\u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u0430\u044f <a class=\"mention\" href=\"\/users\/pscript\">@pscript<\/a>) \u043d\u0435\u0442 \u043e\u0442\u0441\u0442\u0443\u043f\u0430 \u0432 \u0441\u0442\u0440\u043e\u043a\u0435, \u044d\u0442\u043e \u043e\u0447\u0435\u043d\u044c \u0432\u0430\u0436\u043d\u043e, \u0435\u0441\u043b\u0438 \u0431\u0443\u0434\u0443\u0442 \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u043f\u0440\u043e\u0431\u0435\u043b\u044b, \u0442\u043e \u0441\u043a\u0440\u0438\u043f\u0442 \u043f\u0435\u0440\u0435\u0441\u0442\u0430\u043d\u0435\u0442 \u0440\u0430\u0431\u043e\u0442\u0430\u0442\u044c. \u042d\u0442\u043e \u043f\u043e\u043d\u044f\u0442\u043d\u043e \u043e\u043f\u044b\u0442\u043d\u044b\u043c \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430\u043c \u043d\u0430 Python, \u043d\u043e \u0434\u043b\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u043d\u0430 SQL \u044d\u0442\u043e \u043c\u043e\u0436\u0435\u0442 \u0431\u044b\u0442\u044c \u0441\u044e\u0440\u043f\u0440\u0438\u0437\u043e\u043c. \u0421\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u044b\u0435 \u0447\u0435\u0442\u044b\u0440\u0435 \u043f\u0440\u043e\u0431\u0435\u043b\u0430 \u0442\u043e\u0436\u0435 \u043d\u0435 \u043d\u0443\u0436\u043d\u044b \u0434\u043b\u044f \u0431\u0430\u0437\u043e\u0432\u043e\u0433\u043e \u0443\u0440\u043e\u0432\u043d\u044f, \u0435\u0441\u043b\u0438 \u043d\u0435\u0442 \u0432\u043b\u043e\u0436\u0435\u043d\u043d\u043e\u0441\u0442\u0438. <\/p>\n<p>\u0422\u0430\u043a\u0436\u0435 \u043e\u0431\u0440\u0430\u0442\u0438\u0442\u0435 \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435, \u0447\u0442\u043e \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u043f\u0440\u043e\u043f\u0438\u0441\u0430\u0442\u044c \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u044b\u0439 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u043d\u0430\u0431\u043e\u0440 \u0441 \u043d\u0443\u0436\u043d\u044b\u043c\u0438 \u043f\u043e\u043b\u044f\u043c\u0438. \u0415\u0441\u043b\u0438 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u043d\u0430\u0431\u043e\u0440 \u0431\u0443\u0434\u0435\u0442 \u043d\u0435 \u0441\u043e\u0432\u043f\u0430\u0434\u0430\u0442\u044c \u0441 \u043e\u043f\u0438\u0441\u0430\u043d\u043d\u044b\u043c \u0432 WITH RESULT SETS, \u0442\u043e \u0441\u043a\u0440\u0438\u043f\u0442 \u0442\u0430\u043a \u0436\u0435 \u0431\u0443\u0434\u0435\u0442 \u0432\u044b\u0434\u0430\u0432\u0430\u0442\u044c \u043e\u0448\u0438\u0431\u043a\u0443, \u043f\u043e\u044d\u0442\u043e\u043c\u0443 \u0434\u043b\u044f \u043e\u0442\u043b\u0430\u0434\u043a\u0438 \u0443\u0434\u043e\u0431\u043d\u0435\u0435 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c\u0441\u044f print().<\/p>\n<pre><code class=\"sql\"> DECLARE @pscript NVARCHAR(MAX); SET @pscript = N' # assign SQL Server dataset to df df = train_data  print(df.groupby([\"Sex\", \"Pclass\"]).count())  print(df.groupby([\"Sex\"]).count())  print(df.groupby(\"Sex\", as_index=False).count()) ';   DECLARE @sqlscript NVARCHAR(MAX); SET @sqlscript = N'   SELECT Sex, Pclass, Name     FROM dbo.train;';   EXEC sp_execute_external_script   @language = N'Python',   @script = @pscript,   @input_data_1 = @sqlscript,   @input_data_1_name = N'train_data'; --output column names <\/code><\/pre>\n<figure class=\"full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/c2a\/c26\/f03\/c2ac26f0303dfc25eadb849ac37facfe.png\" width=\"671\" height=\"532\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/c2a\/c26\/f03\/c2ac26f0303dfc25eadb849ac37facfe.png\"\/><figcaption><\/figcaption><\/figure>\n<p>\u0414\u0430\u0432\u0430\u0439\u0442\u0435 \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u044c \u0432\u044b\u0436\u0438\u0432\u0430\u043d\u0438\u044f \u043d\u0430 \u0422\u0438\u0442\u0430\u043d\u0438\u043a\u0435 \u043e\u0442 \u043a\u043b\u0430\u0441\u0441\u0430 (Pclass), \u043f\u043e\u043b\u0430 (Sex) \u0438 \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u0430 \u0440\u043e\u0434\u0441\u0442\u0432\u0435\u043d\u043d\u0438\u043a\u043e\u0432 \u043d\u0430 \u043a\u043e\u0440\u0430\u0431\u043b\u0435 (SibSp).<\/p>\n<pre><code class=\"sql\"> DECLARE @pscript NVARCHAR(MAX); SET @pscript = N' # assign SQL Server dataset to df df = train_data  print(df[[\"Pclass\", \"Survived\"]].groupby([\"Pclass\"], as_index=False).mean().sort_values(by=\"Survived\", ascending=False))  print(df[[\"Sex\", \"Survived\"]].groupby([\"Sex\"], as_index=False).mean().sort_values(by=\"Survived\", ascending=False))  print(df[[\"SibSp\", \"Survived\"]].groupby([\"SibSp\"], as_index=False).mean().sort_values(by=\"Survived\", ascending=False)) ';   DECLARE @sqlscript NVARCHAR(MAX); SET @sqlscript = N'   SELECT *    FROM dbo.train;';   EXEC sp_execute_external_script   @language = N'Python',   @script = @pscript,   @input_data_1 = @sqlscript,   @input_data_1_name = N'train_data'; --output column names   <\/code><\/pre>\n<figure class=\"full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/c65\/26a\/d01\/c6526ad01453856cb5131577db98d45a.png\" width=\"908\" height=\"478\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/c65\/26a\/d01\/c6526ad01453856cb5131577db98d45a.png\"\/><figcaption><\/figcaption><\/figure>\n<p>\u041c\u044b \u0432\u0438\u0434\u0438\u043c, \u0447\u0442\u043e \u0432 \u043f\u0435\u0440\u0432\u043e\u043c \u043a\u043b\u0430\u0441\u0441\u0435 \u0432\u044b\u0436\u0438\u0432\u0448\u0438\u0445 \u0431\u043e\u043b\u044c\u0448\u0435, \u0442\u0430\u043a \u0436\u0435 \u0431\u043e\u043b\u044c\u0448\u0435 \u0432\u0435\u0440\u043e\u044f\u0442\u043d\u043e\u0441\u0442\u044c \u0432\u044b\u0436\u0438\u0442\u044c, \u0435\u0441\u043b\u0438 \u043f\u043e\u043b \u0436\u0435\u043d\u0441\u043a\u0438\u0439, \u0438 \u0435\u0441\u043b\u0438 \u0441 \u0432\u0430\u043c\u0438 \u043e\u0434\u0438\u043d \u0440\u0435\u0431\u0435\u043d\u043e\u043a \u0438 \u0432\u044b \u0435\u0434\u0438\u043d\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0439 \u0435\u0433\u043e \u0440\u043e\u0434\u0438\u0442\u0435\u043b\u044c\\\u0440\u043e\u0434\u0441\u0442\u0432\u0435\u043d\u043d\u0438\u043a. \u0414\u0430\u0432\u0430\u0439\u0442\u0435 \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u043a\u0430\u043a \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0442\u0435 \u0436\u0435 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u044b, \u043d\u043e \u0443\u0436\u0435 \u043d\u0435 \u0432 print&#8217;\u0435, \u0430 \u043a\u0430\u043a \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u043d\u0430\u0431\u043e\u0440.<\/p>\n<pre><code class=\"sql\"> DECLARE @pscript NVARCHAR(MAX); SET @pscript = N' # assign SQL Server dataset to df df = train_data  OutputDataSet = df[[\"Pclass\", \"Survived\"]].groupby([\"Pclass\"], as_index=False).mean().sort_values(by=\"Survived\", ascending=False) ';   DECLARE @sqlscript NVARCHAR(MAX); SET @sqlscript = N'   SELECT *    FROM dbo.train;';   EXEC sp_execute_external_script   @language = N'Python',   @script = @pscript,   @input_data_1 = @sqlscript,   @input_data_1_name = N'train_data'   WITH RESULT SETS(    (Pclass INT, Survived Float)); --output column names   <\/code><\/pre>\n<figure class=\"full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/b4d\/60d\/f9f\/b4d60df9f373a72da2c26b79d74788c6.png\" width=\"947\" height=\"454\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/b4d\/60d\/f9f\/b4d60df9f373a72da2c26b79d74788c6.png\"\/><figcaption><\/figcaption><\/figure>\n<p>\u0422\u043e\u0436\u0435 \u0441\u0430\u043c\u043e\u0435 \u043c\u043e\u0436\u043d\u043e \u0441\u0434\u0435\u043b\u0430\u0442\u044c \u043f\u043e \u043e\u0441\u0442\u0430\u043b\u044c\u043d\u044b\u043c \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u0430\u043c \u0441 \u043f\u043e\u043b\u043e\u043c \u0438 SubSp.<\/p>\n<pre><code class=\"sql\"> DECLARE @pscript NVARCHAR(MAX); SET @pscript = N' # assign SQL Server dataset to df df = train_data  OutputDataSet = df[[\"Sex\", \"Survived\"]].groupby([\"Sex\"], as_index=False).mean().sort_values(by=\"Survived\", ascending=False) ';   DECLARE @sqlscript NVARCHAR(MAX); SET @sqlscript = N'   SELECT *  --no name no query   FROM dbo.train;';   EXEC sp_execute_external_script   @language = N'Python',   @script = @pscript,   @input_data_1 = @sqlscript,   @input_data_1_name = N'train_data'   WITH RESULT SETS(    (Sex Nvarchar(50), Survived Float)); --output column names  <\/code><\/pre>\n<pre><code class=\"sql\"> DECLARE @pscript NVARCHAR(MAX); SET @pscript = N' # assign SQL Server dataset to df df = train_data  OutputDataSet = df[[\"SibSp\", \"Survived\"]].groupby([\"SibSp\"], as_index=False).mean().sort_values(by=\"Survived\", ascending=False) ';   DECLARE @sqlscript NVARCHAR(MAX); SET @sqlscript = N'   SELECT *     FROM dbo.train;';   EXEC sp_execute_external_script   @language = N'Python',   @script = @pscript,   @input_data_1 = @sqlscript,   @input_data_1_name = N'train_data'   WITH RESULT SETS(    (SibSp Int, Survived Float)); --output column names <\/code><\/pre>\n<p>\u0422\u0435\u043f\u0435\u0440\u044c \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u043a\u0430\u043a \u0441\u0434\u0435\u043b\u0430\u0442\u044c \u0432\u0438\u0437\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u0434\u0430\u043d\u043d\u044b\u0445, \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e Python. \u0414\u043b\u044f \u044d\u0442\u043e\u0433\u043e \u043d\u0430\u043c \u043d\u0443\u0436\u043d\u043e \u0432\u044b\u0432\u0435\u0441\u0442\u0438 \u043f\u043e\u043b\u0443\u0447\u0438\u0432\u0448\u0435\u0435\u0441\u044f \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0435 \u0432 \u0444\u0430\u0439\u043b \u043d\u0430 \u0434\u0438\u0441\u043a\u0435, \u0430 \u0434\u043b\u044f \u044d\u0442\u043e\u0433\u043e \u0434\u0430\u0442\u044c \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u044b\u0435 \u0440\u0430\u0437\u0440\u0435\u0448\u0435\u043d\u0438\u044f. <\/p>\n<p>\u041f\u0440\u0430\u0432\u043e\u0439 \u043a\u043d\u043e\u043f\u043a\u043e\u0439 \u043d\u0430 \u043f\u0430\u043f\u043a\u0443 -> \u0421\u0432\u043e\u0439\u0441\u0442\u0432\u0430, \u0432\u043a\u043b\u0430\u0434\u043a\u0430 &#171;\u0411\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u044c&#187;. \u0414\u0430\u043b\u0435\u0435 \u0432\u044b\u0431\u0438\u0440\u0430\u0435\u043c \u0418\u0437\u043c\u0435\u043d\u0438\u0442\u044c -> \u0414\u043e\u0431\u0430\u0432\u0438\u0442\u044c -> \u0414\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u043e -> \u041f\u043e\u0438\u0441\u043a<\/p>\n<pre><code class=\"sql\">PermissionError: [Errno 13] Permission denied: 'E:\/\/PythonVisual\/\/map.png'<\/code><\/pre>\n<figure class=\"\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/432\/0fa\/c24\/4320fac24b1b55f1401c1cdb351d32d3.png\" width=\"359\" height=\"504\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/432\/0fa\/c24\/4320fac24b1b55f1401c1cdb351d32d3.png\"\/><figcaption><\/figcaption><\/figure>\n<figure class=\"\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/299\/b18\/cb1\/299b18cb1bef49bd196ca26fa29cf980.png\" alt=\"\" title=\"\" width=\"511\" height=\"577\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/299\/b18\/cb1\/299b18cb1bef49bd196ca26fa29cf980.png\"\/><figcaption><\/figcaption><\/figure>\n<p>\u041f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044e &#171;\u0412\u0441\u0435 \u043f\u0430\u043a\u0435\u0442\u044b \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439&#187; \u0434\u0430\u0435\u043c \u043f\u043e\u043b\u043d\u044b\u0439 \u0434\u043e\u0441\u0442\u0443\u043f \u0438 \u0437\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u043c \u0441\u043a\u0440\u0438\u043f\u0442 \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u0438\u0437\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438.<\/p>\n<pre><code class=\"sql\">DECLARE @pscript NVARCHAR(MAX); SET @pscript = N' import pandas as pd import seaborn as sns import matplotlib.pyplot as plt  # assign SQL Server dataset to df df = train_data df[\"Age\"] = pd.to_numeric(df[\"Age\"])  g = sns.FacetGrid(df, col=\"Survived\") g.map(plt.hist, \"Age\", bins=20) plt.savefig(\"E:\/\/PythonVisual\/\/map.png\")' ;   DECLARE @sqlscript NVARCHAR(MAX); SET @sqlscript = N'   SELECT *  --no name no query   FROM dbo.train;';   EXEC sp_execute_external_script   @language = N'Python',   @script = @pscript,   @input_data_1 = @sqlscript,   @input_data_1_name = N'train_data'; --output column names <\/code><\/pre>\n<figure class=\"full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/938\/c04\/3ac\/938c043acb7b5a09e08f502ed31671c8.png\" width=\"600\" height=\"300\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/938\/c04\/3ac\/938c043acb7b5a09e08f502ed31671c8.png\"\/><figcaption><\/figcaption><\/figure>\n<p>\u041d\u0430 \u043d\u0430\u0448\u0435\u043c <a href=\"https:\/\/otus.pw\/7K52\/\">\u043e\u0442\u043a\u0440\u044b\u0442\u043e\u043c \u0443\u0440\u043e\u043a\u0435<\/a> \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u043a\u0430\u043a \u0432 Python \u0441\u0442\u0440\u043e\u0438\u0442\u044c \u043c\u043e\u0434\u0435\u043b\u0438 \u0434\u043b\u044f \u043f\u0440\u0435\u0434\u0441\u043a\u0430\u0437\u0430\u043d\u0438\u044f \u0438 \u0437\u0430\u0433\u0440\u0443\u0437\u0438\u043c \u0438\u0442\u043e\u0433\u043e\u0432\u0443\u044e \u043c\u043e\u0434\u0435\u043b\u044c \u0432 Kaggle, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0440\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u0434\u0440\u0443\u0433\u0438\u0435 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u044b \u0432\u0438\u0437\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0434\u0430\u043d\u043d\u044b\u0445. <\/p>\n<p>\u0411\u043b\u0430\u0433\u043e\u0434\u0430\u0440\u044e \u041f\u0430\u0432\u043b\u0430 \u0421\u0442\u0440\u0435\u043a\u0430\u043b\u043e\u0432\u0430 <a href=\"https:\/\/habr.com\/ru\/users\/spv32\/\">@spv32<\/a> \u0437\u0430 \u043f\u043e\u043c\u043e\u0449\u044c \u0432 \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043a\u0435 \u0441\u0442\u0430\u0442\u0435\u0439. <\/p>\n<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"v-portal\" style=\"display:none;\"><\/div>\n<\/div>\n<p> <!----> <!----><br \/> \u0441\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u043e\u0440\u0438\u0433\u0438\u043d\u0430\u043b \u0441\u0442\u0430\u0442\u044c\u0438 <a href=\"https:\/\/habr.com\/ru\/company\/otus\/blog\/684564\/\"> https:\/\/habr.com\/ru\/company\/otus\/blog\/684564\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<div><\/div>\n<div id=\"post-content-body\">\n<div>\n<div class=\"article-formatted-body article-formatted-body article-formatted-body_version-2\">\n<div xmlns=\"http:\/\/www.w3.org\/1999\/xhtml\">\n<figure class=\"full-width\"><figcaption><\/figcaption><\/figure>\n<p>\u0412 \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0435\u043d\u0438\u0435 \u0441\u0442\u0430\u0442\u0435\u0439 <a href=\"https:\/\/%D0%9F%D1%80%D0%B8%D0%BA%D0%BB%D1%8E%D1%87%D0%B5%D0%BD%D0%B8%D1%8F%20%D0%BF%D1%80%D0%B8%20%D0%BD%D0%B0%D1%81%D1%82%D1%80%D0%BE%D0%B9%D0%BA%D0%B5%20%D1%81%D0%B5%D1%80%D0%B2%D0%B8%D1%81%D0%BE%D0%B2%20%D0%BC%D0%B0%D1%88%D0%B8%D0%BD%D0%BD%D0%BE%D0%B3%D0%BE%20%D0%BE%D0%B1%D1%83%D1%87%D0%B5%D0%BD%D0%B8%D1%8F%20%D0%B2%20MS%20SQL%20Server%202019\">\u041f\u0440\u0438\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044f \u043f\u0440\u0438 \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0435 \u0441\u0435\u0440\u0432\u0438\u0441\u043e\u0432 \u043c\u0430\u0448\u0438\u043d\u043d\u043e\u0433\u043e \u043e\u0431\u0443\u0447\u0435\u043d\u0438\u044f \u0432 MS SQL Server 2019<\/a> \u0438 <a href=\"https:\/\/habr.com\/ru\/company\/otus\/blog\/681896\/\">\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c R lang \u0432 SQL Server  <\/a>\u0440\u0430\u0437\u0431\u0438\u0440\u0430\u0435\u043c\u0441\u044f \u043a\u0430\u043a \u0440\u0430\u0431\u043e\u0442\u0430\u0442\u044c \u0441 Python \u0432 \u0441\u0435\u0440\u0432\u0438\u0441\u0430\u0445 \u043c\u0430\u0448\u0438\u043d\u043d\u043e\u0433\u043e \u043e\u0431\u0443\u0447\u0435\u043d\u0438\u044f. \u0421 Python \u0441\u0438\u0442\u0443\u0430\u0446\u0438\u044f \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043b\u0443\u0447\u0448\u0435, \u0447\u0435\u043c \u0441 R, \u0442\u0430\u043a \u043a\u0430\u043a \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u043c\u043d\u043e\u0433\u043e \u043f\u0440\u0435\u0434\u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a \u0438 \u0432\u0435\u0440\u0441\u0438\u044f Python \u043d\u0435 \u0442\u0430\u043a \u0441\u0438\u043b\u044c\u043d\u043e \u043e\u0442\u0441\u0442\u0430\u0435\u0442 \u043e\u0442 \u0430\u043a\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0439, \u043a\u0430\u043a \u0432 \u0441\u043b\u0443\u0447\u0430\u0435 \u0441 R. <\/p>\n<p>\u0414\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0441 Python \u043a\u0440\u0430\u0439\u043d\u0435 \u0432\u0430\u0436\u043d\u043e \u043f\u0438\u0441\u0430\u0442\u044c \u043a\u043e\u0434 \u0431\u0435\u0437 \u043e\u0442\u0441\u0442\u0443\u043f\u043e\u0432, \u0447\u0442\u043e \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u043d\u0435\u0443\u0434\u043e\u0431\u043d\u043e, \u0442\u0430\u043a \u043a\u0430\u043a \u043f\u0440\u0438\u0445\u043e\u0434\u0438\u0442\u0441\u044f \u043f\u0438\u0441\u0430\u0442\u044c \u043a\u043e\u0434 \u0432 SQL \u0441\u0442\u0440\u043e\u043a\u043e\u0432\u043e\u0439 \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u043e\u0439 \u0432 \u043a\u0430\u0432\u044b\u0447\u043a\u0430\u0445. \u041a\u0430\u0432\u044b\u0447\u043a\u0438 \u0432\u043d\u0443\u0442\u0440\u0438 Python \u043a\u043e\u0434\u0430 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u044e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0434\u0432\u043e\u0439\u043d\u044b\u0435, \u0433\u0434\u0435 \u044d\u0442\u043e \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e. <\/p>\n<p>\u0414\u043b\u044f \u0440\u0430\u0437\u0431\u043e\u0440\u0430 \u043f\u0440\u0438\u043c\u0435\u0440\u043e\u0432 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0441\u043e\u0437\u0434\u0430\u043d\u043d\u0430\u044f \u0432 \u0441\u0442\u0430\u0442\u044c\u0435 \u043f\u0440\u043e R \u0431\u0430\u0437\u0430 \u0434\u0430\u043d\u043d\u044b\u0445 \u0441 \u0434\u0430\u0442\u0430\u0441\u0435\u0442\u043e\u043c \u0438\u0437 <a href=\"https:\/\/www.kaggle.com\/code\/startupsci\/titanic-data-science-solutions\">\u0441\u043e\u0440\u0435\u0432\u043d\u043e\u0432\u0430\u043d\u0438\u044f Kaggle \u0422\u0438\u0442\u0430\u043d\u0438\u043a<\/a>.<\/p>\n<pre><code class=\"sql\">--\u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u043c \u0442\u0438\u043f \u043f\u043e\u043b\u0435\u0439 \u043d\u0430 \u0441\u0442\u0440\u043e\u043a\u043e\u0432\u044b\u0439, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u0442\u0441\u044f \u043f\u0440\u0438 \u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0435 \u0438\u0437 \u0444\u0430\u0439\u043b\u0430 ALTER TABLE dbo.train ALTER COLUMN age nvarchar(50); ALTER TABLE dbo.train ALTER COLUMN Survived nvarchar(50);   DECLARE @pscript NVARCHAR(MAX); SET @pscript = N' # assign SQL Server dataset to df df = train_data   # return df dataset res_data = df';   DECLARE @sqlscript NVARCHAR(MAX); SET @sqlscript = N'   SELECT Sex, Pclass, Name   FROM dbo.train;';   EXEC sp_execute_external_script   @language = N'Python',   @script = @pscript,   @input_data_1 = @sqlscript,   @input_data_1_name = N'train_data', --input variable name    @output_data_1_name = N'res_data' --output variable name   WITH RESULT SETS(     (Sex NVARCHAR(50), Pclass  NVARCHAR(50), [Name]  NVARCHAR(100))); --output column names  GO <\/code><\/pre>\n<p>\u041e\u0431\u0440\u0430\u0449\u0430\u0435\u043c \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435, \u0447\u0442\u043e \u0432 Python \u043a\u043e\u0434\u0435 (\u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u0430\u044f <a class=\"mention\" href=\"\/users\/pscript\">@pscript<\/a>) \u043d\u0435\u0442 \u043e\u0442\u0441\u0442\u0443\u043f\u0430 \u0432 \u0441\u0442\u0440\u043e\u043a\u0435, \u044d\u0442\u043e \u043e\u0447\u0435\u043d\u044c \u0432\u0430\u0436\u043d\u043e, \u0435\u0441\u043b\u0438 \u0431\u0443\u0434\u0443\u0442 \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u043f\u0440\u043e\u0431\u0435\u043b\u044b, \u0442\u043e \u0441\u043a\u0440\u0438\u043f\u0442 \u043f\u0435\u0440\u0435\u0441\u0442\u0430\u043d\u0435\u0442 \u0440\u0430\u0431\u043e\u0442\u0430\u0442\u044c. \u042d\u0442\u043e \u043f\u043e\u043d\u044f\u0442\u043d\u043e \u043e\u043f\u044b\u0442\u043d\u044b\u043c \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430\u043c \u043d\u0430 Python, \u043d\u043e \u0434\u043b\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u043d\u0430 SQL \u044d\u0442\u043e \u043c\u043e\u0436\u0435\u0442 \u0431\u044b\u0442\u044c \u0441\u044e\u0440\u043f\u0440\u0438\u0437\u043e\u043c. \u0421\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u044b\u0435 \u0447\u0435\u0442\u044b\u0440\u0435 \u043f\u0440\u043e\u0431\u0435\u043b\u0430 \u0442\u043e\u0436\u0435 \u043d\u0435 \u043d\u0443\u0436\u043d\u044b \u0434\u043b\u044f \u0431\u0430\u0437\u043e\u0432\u043e\u0433\u043e \u0443\u0440\u043e\u0432\u043d\u044f, \u0435\u0441\u043b\u0438 \u043d\u0435\u0442 \u0432\u043b\u043e\u0436\u0435\u043d\u043d\u043e\u0441\u0442\u0438. <\/p>\n<p>\u0422\u0430\u043a\u0436\u0435 \u043e\u0431\u0440\u0430\u0442\u0438\u0442\u0435 \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435, \u0447\u0442\u043e \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u043f\u0440\u043e\u043f\u0438\u0441\u0430\u0442\u044c \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u044b\u0439 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u043d\u0430\u0431\u043e\u0440 \u0441 \u043d\u0443\u0436\u043d\u044b\u043c\u0438 \u043f\u043e\u043b\u044f\u043c\u0438. \u0415\u0441\u043b\u0438 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u043d\u0430\u0431\u043e\u0440 \u0431\u0443\u0434\u0435\u0442 \u043d\u0435 \u0441\u043e\u0432\u043f\u0430\u0434\u0430\u0442\u044c \u0441 \u043e\u043f\u0438\u0441\u0430\u043d\u043d\u044b\u043c \u0432 WITH RESULT SETS, \u0442\u043e \u0441\u043a\u0440\u0438\u043f\u0442 \u0442\u0430\u043a \u0436\u0435 \u0431\u0443\u0434\u0435\u0442 \u0432\u044b\u0434\u0430\u0432\u0430\u0442\u044c \u043e\u0448\u0438\u0431\u043a\u0443, \u043f\u043e\u044d\u0442\u043e\u043c\u0443 \u0434\u043b\u044f \u043e\u0442\u043b\u0430\u0434\u043a\u0438 \u0443\u0434\u043e\u0431\u043d\u0435\u0435 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c\u0441\u044f print().<\/p>\n<pre><code class=\"sql\"> DECLARE @pscript NVARCHAR(MAX); SET @pscript = N' # assign SQL Server dataset to df df = train_data  print(df.groupby([\"Sex\", \"Pclass\"]).count())  print(df.groupby([\"Sex\"]).count())  print(df.groupby(\"Sex\", as_index=False).count()) ';   DECLARE @sqlscript NVARCHAR(MAX); SET @sqlscript = N'   SELECT Sex, Pclass, Name     FROM dbo.train;';   EXEC sp_execute_external_script   @language = N'Python',   @script = @pscript,   @input_data_1 = @sqlscript,   @input_data_1_name = N'train_data'; --output column names <\/code><\/pre>\n<figure class=\"full-width\"><figcaption><\/figcaption><\/figure>\n<p>\u0414\u0430\u0432\u0430\u0439\u0442\u0435 \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u044c \u0432\u044b\u0436\u0438\u0432\u0430\u043d\u0438\u044f \u043d\u0430 \u0422\u0438\u0442\u0430\u043d\u0438\u043a\u0435 \u043e\u0442 \u043a\u043b\u0430\u0441\u0441\u0430 (Pclass), \u043f\u043e\u043b\u0430 (Sex) \u0438 \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u0430 \u0440\u043e\u0434\u0441\u0442\u0432\u0435\u043d\u043d\u0438\u043a\u043e\u0432 \u043d\u0430 \u043a\u043e\u0440\u0430\u0431\u043b\u0435 (SibSp).<\/p>\n<pre><code class=\"sql\"> DECLARE @pscript NVARCHAR(MAX); SET @pscript = N' # assign SQL Server dataset to df df = train_data  print(df[[\"Pclass\", \"Survived\"]].groupby([\"Pclass\"], as_index=False).mean().sort_values(by=\"Survived\", ascending=False))  print(df[[\"Sex\", \"Survived\"]].groupby([\"Sex\"], as_index=False).mean().sort_values(by=\"Survived\", ascending=False))  print(df[[\"SibSp\", \"Survived\"]].groupby([\"SibSp\"], as_index=False).mean().sort_values(by=\"Survived\", ascending=False)) ';   DECLARE @sqlscript NVARCHAR(MAX); SET @sqlscript = N'   SELECT *    FROM dbo.train;';   EXEC sp_execute_external_script   @language = N'Python',   @script = @pscript,   @input_data_1 = @sqlscript,   @input_data_1_name = N'train_data'; --output column names   <\/code><\/pre>\n<figure class=\"full-width\"><figcaption><\/figcaption><\/figure>\n<p>\u041c\u044b \u0432\u0438\u0434\u0438\u043c, \u0447\u0442\u043e \u0432 \u043f\u0435\u0440\u0432\u043e\u043c \u043a\u043b\u0430\u0441\u0441\u0435 \u0432\u044b\u0436\u0438\u0432\u0448\u0438\u0445 \u0431\u043e\u043b\u044c\u0448\u0435, \u0442\u0430\u043a \u0436\u0435 \u0431\u043e\u043b\u044c\u0448\u0435 \u0432\u0435\u0440\u043e\u044f\u0442\u043d\u043e\u0441\u0442\u044c \u0432\u044b\u0436\u0438\u0442\u044c, \u0435\u0441\u043b\u0438 \u043f\u043e\u043b \u0436\u0435\u043d\u0441\u043a\u0438\u0439, \u0438 \u0435\u0441\u043b\u0438 \u0441 \u0432\u0430\u043c\u0438 \u043e\u0434\u0438\u043d \u0440\u0435\u0431\u0435\u043d\u043e\u043a \u0438 \u0432\u044b \u0435\u0434\u0438\u043d\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0439 \u0435\u0433\u043e \u0440\u043e\u0434\u0438\u0442\u0435\u043b\u044c\\\u0440\u043e\u0434\u0441\u0442\u0432\u0435\u043d\u043d\u0438\u043a. \u0414\u0430\u0432\u0430\u0439\u0442\u0435 \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u043a\u0430\u043a \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0442\u0435 \u0436\u0435 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u044b, \u043d\u043e \u0443\u0436\u0435 \u043d\u0435 \u0432 print&#8217;\u0435, \u0430 \u043a\u0430\u043a \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u043d\u0430\u0431\u043e\u0440.<\/p>\n<pre><code class=\"sql\"> DECLARE @pscript NVARCHAR(MAX); SET @pscript = N' # assign SQL Server dataset to df df = train_data  OutputDataSet = df[[\"Pclass\", \"Survived\"]].groupby([\"Pclass\"], as_index=False).mean().sort_values(by=\"Survived\", ascending=False) ';   DECLARE @sqlscript NVARCHAR(MAX); SET @sqlscript = N'   SELECT *    FROM dbo.train;';   EXEC sp_execute_external_script   @language = N'Python',   @script = @pscript,   @input_data_1 = @sqlscript,   @input_data_1_name = N'train_data'   WITH RESULT SETS(    (Pclass INT, Survived Float)); --output column names   <\/code><\/pre>\n<figure class=\"full-width\"><figcaption><\/figcaption><\/figure>\n<p>\u0422\u043e\u0436\u0435 \u0441\u0430\u043c\u043e\u0435 \u043c\u043e\u0436\u043d\u043e \u0441\u0434\u0435\u043b\u0430\u0442\u044c \u043f\u043e \u043e\u0441\u0442\u0430\u043b\u044c\u043d\u044b\u043c \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u0430\u043c \u0441 \u043f\u043e\u043b\u043e\u043c \u0438 SubSp.<\/p>\n<pre><code class=\"sql\"> DECLARE @pscript NVARCHAR(MAX); SET @pscript = N' # assign SQL Server dataset to df df = train_data  OutputDataSet = df[[\"Sex\", \"Survived\"]].groupby([\"Sex\"], as_index=False).mean().sort_values(by=\"Survived\", ascending=False) ';   DECLARE @sqlscript NVARCHAR(MAX); SET @sqlscript = N'   SELECT *  --no name no query   FROM dbo.train;';   EXEC sp_execute_external_script   @language = N'Python',   @script = @pscript,   @input_data_1 = @sqlscript,   @input_data_1_name = N'train_data'   WITH RESULT SETS(    (Sex Nvarchar(50), Survived Float)); --output column names  <\/code><\/pre>\n<pre><code class=\"sql\"> DECLARE @pscript NVARCHAR(MAX); SET @pscript = N' # assign SQL Server dataset to df df = train_data  OutputDataSet = df[[\"SibSp\", \"Survived\"]].groupby([\"SibSp\"], as_index=False).mean().sort_values(by=\"Survived\", ascending=False) ';   DECLARE @sqlscript NVARCHAR(MAX); SET @sqlscript = N'   SELECT *     FROM dbo.train;';   EXEC sp_execute_external_script   @language = N'Python',   @script = @pscript,   @input_data_1 = @sqlscript,   @input_data_1_name = N'train_data'   WITH RESULT SETS(    (SibSp Int, Survived Float)); --output column names <\/code><\/pre>\n<p>\u0422\u0435\u043f\u0435\u0440\u044c \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u043a\u0430\u043a \u0441\u0434\u0435\u043b\u0430\u0442\u044c \u0432\u0438\u0437\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u0434\u0430\u043d\u043d\u044b\u0445, \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e Python. \u0414\u043b\u044f \u044d\u0442\u043e\u0433\u043e \u043d\u0430\u043c \u043d\u0443\u0436\u043d\u043e \u0432\u044b\u0432\u0435\u0441\u0442\u0438 \u043f\u043e\u043b\u0443\u0447\u0438\u0432\u0448\u0435\u0435\u0441\u044f \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0435 \u0432 \u0444\u0430\u0439\u043b \u043d\u0430 \u0434\u0438\u0441\u043a\u0435, \u0430 \u0434\u043b\u044f \u044d\u0442\u043e\u0433\u043e \u0434\u0430\u0442\u044c \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u044b\u0435 \u0440\u0430\u0437\u0440\u0435\u0448\u0435\u043d\u0438\u044f. <\/p>\n<p>\u041f\u0440\u0430\u0432\u043e\u0439 \u043a\u043d\u043e\u043f\u043a\u043e\u0439 \u043d\u0430 \u043f\u0430\u043f\u043a\u0443 -> \u0421\u0432\u043e\u0439\u0441\u0442\u0432\u0430, \u0432\u043a\u043b\u0430\u0434\u043a\u0430 &#171;\u0411\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u044c&#187;. \u0414\u0430\u043b\u0435\u0435 \u0432\u044b\u0431\u0438\u0440\u0430\u0435\u043c \u0418\u0437\u043c\u0435\u043d\u0438\u0442\u044c -> \u0414\u043e\u0431\u0430\u0432\u0438\u0442\u044c -> \u0414\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u043e -> \u041f\u043e\u0438\u0441\u043a<\/p>\n<pre><code class=\"sql\">PermissionError: [Errno 13] Permission denied: 'E:\/\/PythonVisual\/\/map.png'<\/code><\/pre>\n<figure class=\"\"><figcaption><\/figcaption><\/figure>\n<figure class=\"\"><figcaption><\/figcaption><\/figure>\n<p>\u041f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044e &#171;\u0412\u0441\u0435 \u043f\u0430\u043a\u0435\u0442\u044b \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439&#187; \u0434\u0430\u0435\u043c \u043f\u043e\u043b\u043d\u044b\u0439 \u0434\u043e\u0441\u0442\u0443\u043f \u0438 \u0437\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u043c \u0441\u043a\u0440\u0438\u043f\u0442 \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u0438\u0437\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438.<\/p>\n<pre><code class=\"sql\">DECLARE @pscript NVARCHAR(MAX); SET @pscript = N' import pandas as pd import seaborn as sns import matplotlib.pyplot as plt  # assign SQL Server dataset to df df = train_data df[\"Age\"] = pd.to_numeric(df[\"Age\"])  g = sns.FacetGrid(df, col=\"Survived\") g.map(plt.hist, \"Age\", bins=20) plt.savefig(\"E:\/\/PythonVisual\/\/map.png\")' ;   DECLARE @sqlscript NVARCHAR(MAX); SET @sqlscript = N'   SELECT *  --no name no query   FROM dbo.train;';   EXEC sp_execute_external_script   @language = N'Python',   @script = @pscript,   @input_data_1 = @sqlscript,   @input_data_1_name = N'train_data'; --output column names <\/code><\/pre>\n<figure class=\"full-width\"><figcaption><\/figcaption><\/figure>\n<p>\u041d\u0430 \u043d\u0430\u0448\u0435\u043c <a href=\"https:\/\/otus.pw\/7K52\/\">\u043e\u0442\u043a\u0440\u044b\u0442\u043e\u043c \u0443\u0440\u043e\u043a\u0435<\/a> \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u043a\u0430\u043a \u0432 Python \u0441\u0442\u0440\u043e\u0438\u0442\u044c \u043c\u043e\u0434\u0435\u043b\u0438 \u0434\u043b\u044f \u043f\u0440\u0435\u0434\u0441\u043a\u0430\u0437\u0430\u043d\u0438\u044f \u0438 \u0437\u0430\u0433\u0440\u0443\u0437\u0438\u043c \u0438\u0442\u043e\u0433\u043e\u0432\u0443\u044e \u043c\u043e\u0434\u0435\u043b\u044c \u0432 Kaggle, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0440\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u0434\u0440\u0443\u0433\u0438\u0435 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u044b \u0432\u0438\u0437\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0434\u0430\u043d\u043d\u044b\u0445. <\/p>\n<p>\u0411\u043b\u0430\u0433\u043e\u0434\u0430\u0440\u044e \u041f\u0430\u0432\u043b\u0430 \u0421\u0442\u0440\u0435\u043a\u0430\u043b\u043e\u0432\u0430 <a href=\"https:\/\/habr.com\/ru\/users\/spv32\/\">@spv32<\/a> \u0437\u0430 \u043f\u043e\u043c\u043e\u0449\u044c \u0432 \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043a\u0435 \u0441\u0442\u0430\u0442\u0435\u0439. <\/p>\n<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"v-portal\" style=\"display:none;\"><\/div>\n<\/div>\n<p> <!----> <!----><br \/> \u0441\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u043e\u0440\u0438\u0433\u0438\u043d\u0430\u043b \u0441\u0442\u0430\u0442\u044c\u0438 <a href=\"https:\/\/habr.com\/ru\/company\/otus\/blog\/684564\/\"> https:\/\/habr.com\/ru\/company\/otus\/blog\/684564\/<\/a><br \/><\/br><\/br><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-337521","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts\/337521","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=337521"}],"version-history":[{"count":0,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts\/337521\/revisions"}],"wp:attachment":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=337521"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=337521"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=337521"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}