{"id":101800,"date":"2025-03-16T16:30:40","date_gmt":"2025-03-16T13:00:40","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/%da%86%da%af%d9%88%d9%86%d9%87-%d8%aa%d8%ad%d9%85%d9%84-%da%af%d8%b3%d9%84-%d8%af%d8%b1-%d9%81%d9%84%db%8c%d9%86%da%a9-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d8%af\/"},"modified":"2025-03-16T16:30:40","modified_gmt":"2025-03-16T13:00:40","slug":"%da%86%da%af%d9%88%d9%86%d9%87-%d8%aa%d8%ad%d9%85%d9%84-%da%af%d8%b3%d9%84-%d8%af%d8%b1-%d9%81%d9%84%db%8c%d9%86%da%a9-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d8%af","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/%da%86%da%af%d9%88%d9%86%d9%87-%d8%aa%d8%ad%d9%85%d9%84-%da%af%d8%b3%d9%84-%d8%af%d8%b1-%d9%81%d9%84%db%8c%d9%86%da%a9-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d8%af\/","title":{"rendered":"\u0686\u06af\u0648\u0646\u0647 \u062a\u062d\u0645\u0644 \u06af\u0633\u0644 \u062f\u0631 \u0641\u0644\u06cc\u0646\u06a9 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f"},"content":{"rendered":"<div data-article-id=\"1914214\" id=\"article-body\">\n<p>Apache Flink \u06cc\u06a9 \u0686\u0627\u0631\u0686\u0648\u0628 \u067e\u0631\u062f\u0627\u0632\u0634 \u062c\u0631\u06cc\u0627\u0646 \u062a\u0648\u0632\u06cc\u0639 \u0634\u062f\u0647 \u0627\u0633\u062a \u06a9\u0647 \u062a\u062d\u0645\u0644 \u06af\u0633\u0644 \u0631\u0627 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0645\u06a9\u0627\u0646\u06cc\u0633\u0645\u06cc \u0628\u0647 \u0646\u0627\u0645 &#8220;\u0628\u0627\u0632\u0631\u0633\u06cc&#8221; \u0641\u0631\u0627\u0647\u0645 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p>\u0645\u0646 \u0627\u0637\u0644\u0627\u0639\u0627\u062a\u06cc \u0631\u0627 \u062f\u0631 \u0645\u0648\u0631\u062f \u0628\u0647 \u0627\u0634\u062a\u0631\u0627\u06a9 \u06af\u0630\u0627\u0634\u062a\u0647 \u0627\u0645 <code>checkpoint<\/code> \u0628\u0647 \u0632\u0648\u062f\u06cc \u062f\u0631 \u067e\u0633\u062a \u0632\u06cc\u0631 <br \/>https:\/\/dev.to\/kination\/analytics-dont-want-duplicated-data-so-get-it-it-it-once-once-tith-flinkkafka-ga4<\/p>\n<p>\u0648 \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u062a\u0648\u0636\u06cc\u062d\u0627\u062a \u062c\u0632\u0626\u06cc\u0627\u062a \u0628\u06cc\u0634\u062a\u0631\u06cc \u0628\u0631\u0627\u06cc \u062d\u0641\u0638 \u062a\u062d\u0645\u0644 \u06af\u0633\u0644 \u0627\u0631\u0627\u0626\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/p>\n<p><code>Checkpointing<\/code>  \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc \u062f\u0647\u062f \u062a\u0627 \u0628\u0627 \u0635\u0631\u0641\u0647 \u062c\u0648\u06cc\u06cc \u062f\u0631 \u0648\u0636\u0639\u06cc\u062a \u0628\u0631\u0646\u0627\u0645\u0647 \u062c\u0631\u06cc\u0627\u0646 \u0628\u0647 \u0635\u0648\u0631\u062a \u062f\u0648\u0631\u0647 \u0627\u06cc \u060c \u0627\u0632 \u062e\u0631\u0627\u0628\u06cc \u0647\u0627 \u0628\u0647\u0628\u0648\u062f \u06cc\u0627\u0628\u062f. \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u062a\u0648\u0636\u06cc\u062d \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u062a\u062d\u0645\u0644 \u06af\u0633\u0644 \u0641\u0644\u06cc\u0646\u06a9 \u0628\u0627 \u062c\u0632\u0626\u06cc\u0627\u062a \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f \u0648 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644 \u06a9\u062f \u0628\u0631\u0627\u06cc \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0646 \u0645\u0641\u0647\u0648\u0645.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_81 counter-hierarchy ez-toc-counter-rtl ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u0641\u0647\u0631\u0633\u062a \u0645\u0637\u0627\u0644\u0628<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/nabfollower.com\/blog\/%da%86%da%af%d9%88%d9%86%d9%87-%d8%aa%d8%ad%d9%85%d9%84-%da%af%d8%b3%d9%84-%d8%af%d8%b1-%d9%81%d9%84%db%8c%d9%86%da%a9-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d8%af\/#%D8%AA%D8%AD%D9%85%D9%84_%DA%AF%D8%B3%D9%84_%DA%86%DA%AF%D9%88%D9%86%D9%87_%DA%A9%D8%A7%D8%B1_%D9%85%DB%8C_%DA%A9%D9%86%D8%AF\" >\u062a\u062d\u0645\u0644 \u06af\u0633\u0644 \u0686\u06af\u0648\u0646\u0647 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/nabfollower.com\/blog\/%da%86%da%af%d9%88%d9%86%d9%87-%d8%aa%d8%ad%d9%85%d9%84-%da%af%d8%b3%d9%84-%d8%af%d8%b1-%d9%81%d9%84%db%8c%d9%86%da%a9-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d8%af\/#%D8%A8%D8%A7%D8%B2%D8%B1%D8%B3%DB%8C\" >\u0628\u0627\u0632\u0631\u0633\u06cc:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/nabfollower.com\/blog\/%da%86%da%af%d9%88%d9%86%d9%87-%d8%aa%d8%ad%d9%85%d9%84-%da%af%d8%b3%d9%84-%d8%af%d8%b1-%d9%81%d9%84%db%8c%d9%86%da%a9-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d8%af\/#%D9%85%D9%88%D8%A7%D9%86%D8%B9\" >\u0645\u0648\u0627\u0646\u0639:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/nabfollower.com\/blog\/%da%86%da%af%d9%88%d9%86%d9%87-%d8%aa%d8%ad%d9%85%d9%84-%da%af%d8%b3%d9%84-%d8%af%d8%b1-%d9%81%d9%84%db%8c%d9%86%da%a9-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d8%af\/#%D9%BE%D8%B3_%D8%B2%D9%85%DB%8C%D9%86%D9%87_%D8%A7%DB%8C%D8%A7%D9%84%D8%AA%DB%8C\" >\u067e\u0633 \u0632\u0645\u06cc\u0646\u0647 \u0627\u06cc\u0627\u0644\u062a\u06cc:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/nabfollower.com\/blog\/%da%86%da%af%d9%88%d9%86%d9%87-%d8%aa%d8%ad%d9%85%d9%84-%da%af%d8%b3%d9%84-%d8%af%d8%b1-%d9%81%d9%84%db%8c%d9%86%da%a9-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d8%af\/#%D8%A8%D9%87%D8%A8%D9%88%D8%AF%DB%8C\" >\u0628\u0647\u0628\u0648\u062f\u06cc<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/nabfollower.com\/blog\/%da%86%da%af%d9%88%d9%86%d9%87-%d8%aa%d8%ad%d9%85%d9%84-%da%af%d8%b3%d9%84-%d8%af%d8%b1-%d9%81%d9%84%db%8c%d9%86%da%a9-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d8%af\/#%D8%AF%D8%B1_%DA%A9%D8%AF\" >\u062f\u0631 \u06a9\u062f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/nabfollower.com\/blog\/%da%86%da%af%d9%88%d9%86%d9%87-%d8%aa%d8%ad%d9%85%d9%84-%da%af%d8%b3%d9%84-%d8%af%d8%b1-%d9%81%d9%84%db%8c%d9%86%da%a9-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d8%af\/#%D9%85%D8%B1%D8%AC%D8%B9\" >\u0645\u0631\u062c\u0639:<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"%D8%AA%D8%AD%D9%85%D9%84_%DA%AF%D8%B3%D9%84_%DA%86%DA%AF%D9%88%D9%86%D9%87_%DA%A9%D8%A7%D8%B1_%D9%85%DB%8C_%DA%A9%D9%86%D8%AF\"><\/span>\n<p>  \u062a\u062d\u0645\u0644 \u06af\u0633\u0644 \u0686\u06af\u0648\u0646\u0647 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%D8%A8%D8%A7%D8%B2%D8%B1%D8%B3%DB%8C\"><\/span>\n<p>  \u0628\u0627\u0632\u0631\u0633\u06cc:<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0641\u0644\u06cc\u0646\u06a9 \u0628\u0647 \u0637\u0648\u0631 \u062f\u0648\u0631\u0647 \u0627\u06cc \u067e\u0627\u0633\u06af\u0627\u0647 \u0647\u0627\u06cc\u06cc \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc \u06a9\u0646\u062f \u06a9\u0647 \u06a9\u0644 \u0648\u0636\u0639\u06cc\u062a \u0628\u0631\u0646\u0627\u0645\u0647 \u062c\u0631\u06cc\u0627\u0646 \u0631\u0627 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0645\u06cc \u06a9\u0646\u062f. \u0627\u06cc\u0646 \u0627\u06cc\u0633\u062a \u0628\u0627\u0632\u0631\u0633\u06cc \u0646\u0648\u0639\u06cc &#8220;\u0639\u06a9\u0633 \u0641\u0648\u0631\u06cc \u0633\u0627\u0632\u06af\u0627\u0631&#8221; \u0627\u0632 \u0648\u0636\u0639\u06cc\u062a \u06a9\u0644\u06cc\u0647 \u0627\u067e\u0631\u0627\u062a\u0648\u0631\u0647\u0627 \u062f\u0631 \u06a9\u0627\u0631 \u0627\u0633\u062a \u060c \u0627\u0632 \u062c\u0645\u0644\u0647 \u0645\u0648\u0642\u0639\u06cc\u062a \u0647\u0627\u06cc\u06cc \u062f\u0631 \u062c\u0631\u06cc\u0627\u0646 \u062c\u0631\u06cc\u0627\u0646 \u0648\u0631\u0648\u062f\u06cc.<\/p>\n<p>\u0628\u0627\u0632\u0631\u0633\u06cc \u0647\u0627 \u062f\u0631 \u0633\u06cc\u0633\u062a\u0645 \u0630\u062e\u06cc\u0631\u0647 \u0633\u0627\u0632\u06cc \u0628\u0627\u062f\u0648\u0627\u0645 (\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644 \u060c HDFS \u060c S3 \u06cc\u0627 \u06cc\u06a9 \u0633\u06cc\u0633\u062a\u0645 \u0641\u0627\u06cc\u0644 \u062a\u0648\u0632\u06cc\u0639 \u0634\u062f\u0647) \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f \u0648 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0645\u0633\u06cc\u0631 \u06cc\u0627 \u06af\u0632\u06cc\u0646\u0647 \u0631\u0627 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc \u062a\u063a\u06cc\u06cc\u0631 \u062f\u0647\u06cc\u062f.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D9%85%D9%88%D8%A7%D9%86%D8%B9\"><\/span>\n<p>  \u0645\u0648\u0627\u0646\u0639:<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0641\u0644\u06cc\u0646\u06a9 \u0627\u0632 \u0645\u06a9\u0627\u0646\u06cc\u0633\u0645\u06cc \u0628\u0647 \u0646\u0627\u0645 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u062f <code>barriers<\/code> \u0628\u0631\u0627\u06cc \u062a\u0631\u0627\u0632 \u06a9\u0631\u062f\u0646 \u0627\u06cc\u0627\u0644\u0627\u062a \u062f\u0631 \u0647\u0645\u0647 \u0627\u067e\u0631\u0627\u062a\u0648\u0631\u0647\u0627\u06cc \u0645\u0648\u062c\u0648\u062f \u062f\u0631 <code>logical graph<\/code>(\u0646\u0645\u0648\u062f\u0627\u0631 DataFlow). <\/p>\n<p>\u0627\u06cc\u0646 \u0646\u0645\u0648\u062f\u0627\u0631 \u06cc\u06a9 \u0646\u0645\u0648\u062f\u0627\u0631 \u0645\u0633\u062a\u0642\u06cc\u0645 \u0627\u0633\u062a \u060c \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u06af\u0631\u0647 \u0647\u0627 &#8220;\u0627\u067e\u0631\u0627\u062a\u0648\u0631\u0647\u0627&#8221; \u0647\u0633\u062a\u0646\u062f \u0648 \u0644\u0628\u0647 \u0647\u0627 \u0631\u0648\u0627\u0628\u0637 \u0648\u0631\u0648\u062f\u06cc\/\u062e\u0631\u0648\u062c\u06cc \u0627\u067e\u0631\u0627\u062a\u0648\u0631\u0647\u0627 \u0631\u0627 \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc \u06a9\u0646\u0646\u062f \u0648 \u0628\u0627 \u062c\u0631\u06cc\u0627\u0646 \u062f\u0627\u062f\u0647 \u0647\u0627 \u06cc\u0627 \u0645\u062c\u0645\u0648\u0639\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0627\u0631\u0646\u062f. \u0646\u0645\u0648\u062f\u0627\u0631 \u0645\u0646\u0637\u0642\u06cc \u0628\u0627 \u0627\u0631\u0633\u0627\u0644 \u0634\u063a\u0644 \u0627\u0632 \u06cc\u06a9 \u0628\u0631\u0646\u0627\u0645\u0647 \u0641\u0644\u06cc\u0646\u06a9 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc \u0634\u0648\u062f.<\/p>\n<p>\u0645\u0648\u0627\u0646\u0639 \u0633\u0648\u0627\u0628\u0642 \u0648\u06cc\u0698\u0647 \u0627\u06cc \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0628\u0647 \u062c\u0631\u06cc\u0627\u0646 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc\u06cc \u06a9\u0647 \u062f\u0631 \u06a9\u0646\u0627\u0631 \u062f\u0627\u062f\u0647 \u0647\u0627 \u062c\u0631\u06cc\u0627\u0646 \u062f\u0627\u0631\u0646\u062f \u060c \u062a\u0632\u0631\u06cc\u0642 \u0645\u06cc \u0634\u0648\u0646\u062f.<\/p>\n<p>\u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u0627\u067e\u0631\u0627\u062a\u0648\u0631 \u0633\u062f\u06cc \u0631\u0627 \u062f\u0631\u06cc\u0627\u0641\u062a \u0645\u06cc \u06a9\u0646\u062f \u060c \u062a\u0645\u0627\u0645 \u0633\u0648\u0627\u0628\u0642 \u0645\u0648\u062c\u0648\u062f \u062f\u0631 \u067e\u0634\u062a \u0633\u062f \u0631\u0627 \u067e\u0631\u062f\u0627\u0632\u0634 \u0645\u06cc \u06a9\u0646\u062f \u060c \u0648\u0636\u0639\u06cc\u062a \u062e\u0648\u062f \u0631\u0627 \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u06a9\u0646\u062f \u0648 \u0633\u067e\u0633 \u0633\u062f \u0631\u0627 \u062f\u0631 \u067e\u0627\u06cc\u06cc\u0646 \u062f\u0633\u062a \u0628\u0647 \u062c\u0644\u0648 \u0645\u06cc \u0628\u0631\u062f.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D9%BE%D8%B3_%D8%B2%D9%85%DB%8C%D9%86%D9%87_%D8%A7%DB%8C%D8%A7%D9%84%D8%AA%DB%8C\"><\/span>\n<p>  \u067e\u0633 \u0632\u0645\u06cc\u0646\u0647 \u0627\u06cc\u0627\u0644\u062a\u06cc:<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0641\u0644\u06cc\u0646\u06a9 \u0628\u0631\u0627\u06cc \u0630\u062e\u06cc\u0631\u0647 \u0648 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0648\u0636\u0639\u06cc\u062a \u0627\u067e\u0631\u0627\u062a\u0648\u0631\u0647\u0627 \u0627\u0632 \u06cc\u06a9 \u067e\u0633 \u0632\u0645\u06cc\u0646\u0647 \u062f\u0648\u0644\u062a\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u062f. \u0627\u06cc\u0646\u0647\u0627 \u0627\u0646\u0648\u0627\u0639 \u0628\u0627\u0637\u0646\u06cc \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0627\u0632 \u0622\u0646 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0645\u06cc \u06a9\u0646\u062f<\/p>\n<ul>\n<li>MemoryStateBackend: \u062d\u0627\u0644\u062a \u0631\u0627 \u062f\u0631 \u062d\u0627\u0641\u0638\u0647 \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u06a9\u0646\u062f (\u0628\u0627 \u062f\u0648\u0627\u0645 \u0646\u06cc\u0633\u062a)<\/li>\n<li>FSStateBackend: \u062d\u0627\u0644\u062a \u0631\u0627 \u062f\u0631 \u062d\u0627\u0641\u0638\u0647 \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u06a9\u0646\u062f \u0627\u0645\u0627 \u067e\u0627\u0633\u06af\u0627\u0647 \u0647\u0627 \u0631\u0627 \u0628\u0647 \u06cc\u06a9 \u0633\u06cc\u0633\u062a\u0645 \u0641\u0627\u06cc\u0644 \u0645\u06cc \u0646\u0648\u06cc\u0633\u062f (HDFS \u060c S3 \u0648 \u063a\u06cc\u0631\u0647)<\/li>\n<li>RocksDBStateBackend: Stores States in RocksDB (\u0631\u0648\u06cc \u062f\u06cc\u0633\u06a9) \u0648 \u067e\u0627\u0633\u06af\u0627\u0647 \u0647\u0627 \u0628\u0647 \u06cc\u06a9 \u0633\u06cc\u0633\u062a\u0645 \u067e\u0631\u0648\u0646\u062f\u0647<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"%D8%A8%D9%87%D8%A8%D9%88%D8%AF%DB%8C\"><\/span>\n<p>  \u0628\u0647\u0628\u0648\u062f\u06cc<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u062f\u0631 \u0635\u0648\u0631\u062a \u0639\u062f\u0645 \u0645\u0648\u0641\u0642\u06cc\u062a \u060c \u0641\u0644\u06cc\u0646\u06a9 \u06a9\u0627\u0631 \u0631\u0627 \u0627\u0632 \u0622\u062e\u0631\u06cc\u0646 \u067e\u0627\u0633\u06af\u0627\u0647 \u062a\u06a9\u0645\u06cc\u0644 \u0634\u062f\u0647 \u0645\u062c\u062f\u062f\u0627\u064b \u0631\u0627\u0647 \u0627\u0646\u062f\u0627\u0632\u06cc \u0645\u06cc \u06a9\u0646\u062f. \u0648\u0636\u0639\u06cc\u062a \u06a9\u0644\u06cc\u0647 \u0627\u067e\u0631\u0627\u062a\u0648\u0631\u0647\u0627 \u062a\u0631\u0645\u06cc\u0645 \u0645\u06cc \u0634\u0648\u062f \u0648 \u0627\u0632 \u0633\u0631\u06cc\u0627\u0644 \u067e\u0627\u0633\u06af\u0627\u0647 \u0622\u062e\u0631\u06cc\u0646 \u0628\u0627\u0632\u0631\u0633\u06cc \u0631\u0627 \u067e\u0631\u062f\u0627\u0632\u0634 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/media2.dev.to\/dynamic\/image\/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto\/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F0k2n7t7ijs1vlt7j381u.png\" alt=\"\u0634\u0631\u062d \u062a\u0635\u0648\u06cc\u0631\" loading=\"lazy\" width=\"800\" height=\"453\" title=\"\"><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%D8%AF%D8%B1_%DA%A9%D8%AF\"><\/span>\n<p>  \u062f\u0631 \u06a9\u062f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062d\u0627\u0644 \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0628\u06cc\u0646\u06cc\u0645 \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0628\u0631 \u0627\u0633\u0627\u0633 \u06a9\u062f \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight java\"><code><span class=\"o\">...<\/span>\n\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">CommonStreamingJob<\/span> <span class=\"o\">{<\/span>\n\n    <span class=\"kd\">public<\/span> <span class=\"kd\">static<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">main<\/span><span class=\"o\">(<\/span><span class=\"nc\">String<\/span><span class=\"o\">[]<\/span> <span class=\"n\">args<\/span><span class=\"o\">)<\/span> <span class=\"kd\">throws<\/span> <span class=\"nc\">Exception<\/span> <span class=\"o\">{<\/span>\n        <span class=\"kd\">final<\/span> <span class=\"nc\">StreamExecutionEnvironment<\/span> <span class=\"n\">env<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">StreamExecutionEnvironment<\/span><span class=\"o\">.<\/span><span class=\"na\">getExecutionEnvironment<\/span><span class=\"o\">();<\/span>\n\n        <span class=\"n\">env<\/span><span class=\"o\">.<\/span><span class=\"na\">enableCheckpointing<\/span><span class=\"o\">(<\/span><span class=\"mi\">5000<\/span><span class=\"o\">,<\/span> <span class=\"nc\">CheckpointingMode<\/span><span class=\"o\">.<\/span><span class=\"na\">EXACTLY_ONCE<\/span><span class=\"o\">);<\/span>\n\n        <span class=\"n\">env<\/span><span class=\"o\">.<\/span><span class=\"na\">setStateBackend<\/span><span class=\"o\">(<\/span><span class=\"k\">new<\/span> <span class=\"nc\">FsStateBackend<\/span><span class=\"o\">(<\/span><span class=\"s\">\"hdfs:\/\/\/path\/to\/checkpoints\"<\/span><span class=\"o\">));<\/span>\n\n        <span class=\"c1\">\/\/ Configure sample kafka source<\/span>\n        <span class=\"nc\">KafkaSource<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">source<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">KafkaSource<\/span><span class=\"o\">.&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">&gt;<\/span><span class=\"n\">builder<\/span><span class=\"o\">()<\/span>\n            <span class=\"o\">.<\/span><span class=\"na\">setBootstrapServers<\/span><span class=\"o\">(<\/span><span class=\"n\">brokers<\/span><span class=\"o\">)<\/span>\n            <span class=\"o\">.<\/span><span class=\"na\">setTopics<\/span><span class=\"o\">(<\/span><span class=\"s\">\"input-topic\"<\/span><span class=\"o\">)<\/span>\n            <span class=\"o\">.<\/span><span class=\"na\">setGroupId<\/span><span class=\"o\">(<\/span><span class=\"s\">\"my-group\"<\/span><span class=\"o\">)<\/span>\n            <span class=\"o\">.<\/span><span class=\"na\">setValueOnlyDeserializer<\/span><span class=\"o\">(<\/span><span class=\"k\">new<\/span> <span class=\"nc\">SimpleStringSchema<\/span><span class=\"o\">())<\/span>\n            <span class=\"o\">.<\/span><span class=\"na\">build<\/span><span class=\"o\">();<\/span>\n\n        <span class=\"n\">env<\/span><span class=\"o\">.<\/span><span class=\"na\">fromSource<\/span><span class=\"o\">(<\/span><span class=\"n\">source<\/span><span class=\"o\">,<\/span> <span class=\"nc\">WatermarkStrategy<\/span><span class=\"o\">.<\/span><span class=\"na\">noWatermarks<\/span><span class=\"o\">(),<\/span> <span class=\"s\">\"Kafka Source\"<\/span><span class=\"o\">);<\/span>\n\n        <span class=\"c1\">\/\/ Add the Kafka consumer as a source<\/span>\n        <span class=\"nc\">DataStream<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">stream<\/span> <span class=\"o\">=<\/span> <span class=\"n\">env<\/span><span class=\"o\">.<\/span><span class=\"na\">fromSource<\/span><span class=\"o\">(<\/span><span class=\"n\">source<\/span><span class=\"o\">,<\/span> <span class=\"nc\">WatermarkStrategy<\/span><span class=\"o\">.<\/span><span class=\"na\">noWatermarks<\/span><span class=\"o\">(),<\/span> <span class=\"s\">\"Kafka Source\"<\/span><span class=\"o\">);<\/span>\n\n        <span class=\"c1\">\/\/ Process the stream (e.g., word count)<\/span>\n        <span class=\"nc\">DataStream<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">Tuple2<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Integer<\/span><span class=\"o\">&gt;&gt;<\/span> <span class=\"n\">wordCounts<\/span> <span class=\"o\">=<\/span> <span class=\"n\">stream<\/span>\n                <span class=\"o\">.<\/span><span class=\"na\">flatMap<\/span><span class=\"o\">(<\/span><span class=\"k\">new<\/span> <span class=\"nc\">Tokenizer<\/span><span class=\"o\">())<\/span>\n                <span class=\"o\">.<\/span><span class=\"na\">keyBy<\/span><span class=\"o\">(<\/span><span class=\"mi\">0<\/span><span class=\"o\">)<\/span>\n                <span class=\"o\">.<\/span><span class=\"na\">sum<\/span><span class=\"o\">(<\/span><span class=\"mi\">1<\/span><span class=\"o\">);<\/span>\n\n        <span class=\"c1\">\/\/ Configure kafka sink<\/span>\n        <span class=\"nc\">KafkaSink<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">sink<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">KafkaSink<\/span><span class=\"o\">.&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">&gt;<\/span><span class=\"n\">builder<\/span><span class=\"o\">()<\/span>\n        <span class=\"o\">.<\/span><span class=\"na\">setBootstrapServers<\/span><span class=\"o\">(<\/span><span class=\"n\">brokers<\/span><span class=\"o\">)<\/span>\n        <span class=\"o\">.<\/span><span class=\"na\">setRecordSerializer<\/span><span class=\"o\">(<\/span><span class=\"nc\">KafkaRecordSerializationSchema<\/span><span class=\"o\">.<\/span><span class=\"na\">builder<\/span><span class=\"o\">()<\/span>\n            <span class=\"o\">.<\/span><span class=\"na\">setTopic<\/span><span class=\"o\">(<\/span><span class=\"s\">\"output-topic\"<\/span><span class=\"o\">)<\/span>\n            <span class=\"o\">.<\/span><span class=\"na\">setValueSerializationSchema<\/span><span class=\"o\">(<\/span><span class=\"k\">new<\/span> <span class=\"nc\">SimpleStringSchema<\/span><span class=\"o\">())<\/span>\n            <span class=\"o\">.<\/span><span class=\"na\">build<\/span><span class=\"o\">()<\/span>\n        <span class=\"o\">)<\/span>\n        <span class=\"o\">.<\/span><span class=\"na\">setDeliveryGuarantee<\/span><span class=\"o\">(<\/span><span class=\"nc\">DeliveryGuarantee<\/span><span class=\"o\">.<\/span><span class=\"na\">AT_LEAST_ONCE<\/span><span class=\"o\">)<\/span>\n        <span class=\"o\">.<\/span><span class=\"na\">build<\/span><span class=\"o\">();<\/span>\n\n        <span class=\"n\">wordCounts<\/span><span class=\"o\">.<\/span><span class=\"na\">sinkTo<\/span><span class=\"o\">(<\/span><span class=\"n\">sink<\/span><span class=\"o\">);<\/span>\n\n        <span class=\"c1\">\/\/ Execute the job<\/span>\n        <span class=\"n\">env<\/span><span class=\"o\">.<\/span><span class=\"na\">execute<\/span><span class=\"o\">(<\/span><span class=\"s\">\"Execute Streaming Job\"<\/span><span class=\"o\">);<\/span>\n    <span class=\"o\">}<\/span>\n\n    <span class=\"c1\">\/\/ Tokenizer function to split sentences into words<\/span>\n    <span class=\"kd\">public<\/span> <span class=\"kd\">static<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">Tokenizer<\/span> <span class=\"kd\">implements<\/span> <span class=\"nc\">FlatMapFunction<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Tuple2<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Integer<\/span><span class=\"o\">&gt;&gt;<\/span> <span class=\"o\">{<\/span>\n        <span class=\"nd\">@Override<\/span>\n        <span class=\"kd\">public<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">flatMap<\/span><span class=\"o\">(<\/span><span class=\"nc\">String<\/span> <span class=\"n\">value<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Collector<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">Tuple2<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Integer<\/span><span class=\"o\">&gt;&gt;<\/span> <span class=\"n\">out<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\n            <span class=\"nc\">String<\/span><span class=\"o\">[]<\/span> <span class=\"n\">words<\/span> <span class=\"o\">=<\/span> <span class=\"n\">value<\/span><span class=\"o\">.<\/span><span class=\"na\">toLowerCase<\/span><span class=\"o\">().<\/span><span class=\"na\">split<\/span><span class=\"o\">(<\/span><span class=\"s\">\"\\\\W+\"<\/span><span class=\"o\">);<\/span>\n            <span class=\"k\">for<\/span> <span class=\"o\">(<\/span><span class=\"nc\">String<\/span> <span class=\"n\">word<\/span> <span class=\"o\">:<\/span> <span class=\"n\">words<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\n                <span class=\"k\">if<\/span> <span class=\"o\">(<\/span><span class=\"n\">word<\/span><span class=\"o\">.<\/span><span class=\"na\">length<\/span><span class=\"o\">()<\/span> <span class=\"o\">&gt;<\/span> <span class=\"mi\">0<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\n                    <span class=\"n\">out<\/span><span class=\"o\">.<\/span><span class=\"na\">collect<\/span><span class=\"o\">(<\/span><span class=\"k\">new<\/span> <span class=\"nc\">Tuple2<\/span><span class=\"o\">&lt;&gt;(<\/span><span class=\"n\">word<\/span><span class=\"o\">,<\/span> <span class=\"mi\">1<\/span><span class=\"o\">));<\/span>\n                <span class=\"o\">}<\/span>\n            <span class=\"o\">}<\/span>\n        <span class=\"o\">}<\/span>\n    <span class=\"o\">}<\/span>\n<span class=\"o\">}<\/span>\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u06a9\u062f \u060c \u0627\u0628\u062a\u062f\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u062a\u0639\u0631\u06cc\u0641 \u0628\u0627\u0632\u0631\u0633\u06cc \u0631\u0627 \u0627\u0632 \u06a9\u062f \u067e\u06cc\u062f\u0627 \u06a9\u0646\u06cc\u062f <code>env.enableCheckpointing(5000, CheckpointingMode.EXACTLY_ONCE)<\/code> \u06a9\u0647 \u0647\u0631 5 \u062b\u0627\u0646\u06cc\u0647 \u0628\u0627 \u0645\u0639\u0646\u0627\u0634\u0646\u0627\u0633\u06cc \u062f\u0642\u06cc\u0642 \u06cc\u06a9 \u0628\u0627\u0632\u0631\u0633\u06cc \u0631\u0627 \u0627\u0645\u06a9\u0627\u0646 \u067e\u0630\u06cc\u0631 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p>\u0648 \u0627\u0632 <code>env.setStateBackend(new FsStateBackend(\"hdfs:\/\/\/path\/to\/checkpoints\"))<\/code> \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u062f\u0631\u06cc\u0627\u0628\u06cc\u062f \u06a9\u0647 \u0628\u0627 \u062d\u0645\u0627\u06cc\u062a \u062f\u0648\u0644\u062a \u0628\u0631\u0627\u06cc \u0630\u062e\u06cc\u0631\u0647 \u067e\u0627\u0633\u06af\u0627\u0647 \u0647\u0627 \u062f\u0631 \u0633\u06cc\u0633\u062a\u0645 HDFS \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p>\u0627\u06cc\u0646 \u0628\u0631\u0646\u0627\u0645\u0647 \u062f\u0627\u0631\u0627\u06cc \u0627\u062a\u0635\u0627\u0644\u0627\u062a \u06a9\u0627\u0641\u06a9\u0627 \u0628\u0631\u0627\u06cc \u0645\u0646\u0628\u0639\/\u0633\u06cc\u0646\u06a9 \u0627\u0633\u062a \u060c \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u06a9\u0647 \u0648\u0631\u0648\u062f\u06cc \u062c\u0631\u06cc\u0627\u0646 \u0631\u0627 \u0627\u0632 \u0645\u0648\u0636\u0648\u0639 \u06a9\u0627\u0641\u06a9\u0627 &#8220;\u0648\u0631\u0648\u062f\u06cc-\u0645\u0648\u0636\u0648\u0639\u06cc&#8221; \u062f\u0631 \u062f\u0627\u062e\u0644 \u06a9\u0627\u0631\u06af\u0632\u0627\u0631 \u0645\u0635\u0631\u0641 \u0645\u06cc \u06a9\u0646\u062f \u0648 \u0628\u0647 \u0645\u0648\u0636\u0648\u0639 &#8220;\u062e\u0631\u0648\u062c\u06cc-\u0645\u0648\u0636\u0648\u0639\u06cc&#8221; \u0645\u06cc \u067e\u0631\u062f\u0627\u0632\u062f \u06a9\u0647 \u062f\u0631 \u062f\u0627\u062e\u0644 \u06cc\u06a9 \u06a9\u0627\u0631\u06af\u0632\u0627\u0631 \u062f\u06cc\u06af\u0631 \u0627\u0633\u062a.<\/p>\n<p>\u0642\u0628\u0644 \u0627\u0632 \u062a\u0648\u0644\u06cc\u062f \u0628\u0639\u062f \u0627\u0632 \u0645\u0635\u0631\u0641 \u060c <code>Tokenizer<\/code> \u0639\u0645\u0644\u06a9\u0631\u062f \u062c\u0645\u0644\u0627\u062a \u0631\u0627 \u0628\u0647 \u06a9\u0644\u0645\u0627\u062a \u062a\u0642\u0633\u06cc\u0645 \u0645\u06cc \u06a9\u0646\u062f \u0648 \u0633\u0627\u0637\u0639 \u0645\u06cc \u06a9\u0646\u062f (\u06a9\u0644\u0645\u0647 \u060c 1) \u062a\u0627\u067e\u0644.<\/p>\n<p>\u0639\u0645\u0644\u06cc\u0627\u062a Keyby (0) .Sum (1) \u062a\u0639\u062f\u0627\u062f \u06a9\u0644\u0645\u0627\u062a \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u062f.<\/p>\n<p>\u0648 \u0627\u0644\u0628\u062a\u0647 \u060c \u06a9\u0647 \u0627\u06cc\u0646 \u062a\u0646\u0638\u06cc\u0645\u0627\u062a \u060c \u062f\u0631 \u0647\u0646\u06af\u0627\u0645 \u0648\u0642\u0648\u0639 \u062e\u0631\u0627\u0628\u06cc \u060c \u06a9\u0627\u0631 \u0631\u0627 \u0627\u0632 \u0622\u062e\u0631\u06cc\u0646 \u067e\u0627\u0633\u06af\u0627\u0647 \u06a9\u0627\u0645\u0644 \u0645\u062c\u062f\u062f\u0627\u064b \u0631\u0627\u0647 \u0627\u0646\u062f\u0627\u0632\u06cc \u0645\u06cc \u06a9\u0646\u062f \u0648 \u0647\u06cc\u0686 \u0627\u0632 \u062f\u0633\u062a \u062f\u0627\u062f\u0646 \u062f\u0627\u062f\u0647 \u0648 \u067e\u0631\u062f\u0627\u0632\u0634 \u062f\u0642\u06cc\u0642\u0627\u064b \u06cc\u06a9\u067e\u0627\u0631\u0686\u0647 \u0631\u0627 \u062a\u0636\u0645\u06cc\u0646 \u0646\u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%D9%85%D8%B1%D8%AC%D8%B9\"><\/span>\n<p>  \u0645\u0631\u062c\u0639:<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Apache Flink \u06cc\u06a9 \u0686\u0627\u0631\u0686\u0648\u0628 \u067e\u0631\u062f\u0627\u0632\u0634 \u062c\u0631\u06cc\u0627\u0646 \u062a\u0648\u0632\u06cc\u0639 \u0634\u062f\u0647 \u0627\u0633\u062a \u06a9\u0647 \u062a\u062d\u0645\u0644 \u06af\u0633\u0644 \u0631\u0627 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0645\u06a9\u0627\u0646\u06cc\u0633\u0645\u06cc \u0628\u0647 \u0646\u0627\u0645 &#8220;\u0628\u0627\u0632\u0631\u0633\u06cc&#8221; \u0641\u0631\u0627\u0647\u0645 \u0645\u06cc \u06a9\u0646\u062f. \u0645\u0646 \u0627\u0637\u0644\u0627\u0639\u0627\u062a\u06cc \u0631\u0627 \u062f\u0631 \u0645\u0648\u0631\u062f \u0628\u0647 \u0627\u0634\u062a\u0631\u0627\u06a9 \u06af\u0630\u0627\u0634\u062a\u0647 \u0627\u0645 checkpoint \u0628\u0647 \u0632\u0648\u062f\u06cc \u062f\u0631 \u067e\u0633\u062a \u0632\u06cc\u0631 https:\/\/dev.to\/kination\/analytics-dont-want-duplicated-data-so-get-it-it-it-once-once-tith-flinkkafka-ga4 \u0648 \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u062a\u0648\u0636\u06cc\u062d\u0627\u062a \u062c\u0632\u0626\u06cc\u0627\u062a \u0628\u06cc\u0634\u062a\u0631\u06cc \u0628\u0631\u0627\u06cc \u062d\u0641\u0638 \u062a\u062d\u0645\u0644 \u06af\u0633\u0644 \u0627\u0631\u0627\u0626\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a. Checkpointing \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc \u062f\u0647\u062f &hellip;<\/p>\n","protected":false},"author":2,"featured_media":101801,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"https:\/\/media2.dev.to\/dynamic\/image\/width=1000,height=500,fit=cover,gravity=auto,format=auto\/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fa4n0atywh1dx0r2vv0fj.png","fifu_image_alt":"","footnotes":""},"categories":[339],"tags":[],"class_list":["post-101800","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dev"],"_links":{"self":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/101800","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/comments?post=101800"}],"version-history":[{"count":0,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/101800\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media\/101801"}],"wp:attachment":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media?parent=101800"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/categories?post=101800"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/tags?post=101800"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}