{"id":108732,"date":"2025-05-13T00:17:11","date_gmt":"2025-05-12T20:47:11","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/%d9%be%d8%b1%d8%b3-%d9%88-%d8%ac%d9%88-%d8%a7%d8%b2-%da%af%d8%b0%d8%b4%d8%aa%d9%87-%d8%ac%d8%af%d8%a7%d9%88%d9%84-%d8%b2%d9%85%d8%a7%d9%86%db%8c-%d8%af%d8%b1-sql-server-%d9%88-postgresql\/"},"modified":"2025-05-13T00:17:11","modified_gmt":"2025-05-12T20:47:11","slug":"%d9%be%d8%b1%d8%b3-%d9%88-%d8%ac%d9%88-%d8%a7%d8%b2-%da%af%d8%b0%d8%b4%d8%aa%d9%87-%d8%ac%d8%af%d8%a7%d9%88%d9%84-%d8%b2%d9%85%d8%a7%d9%86%db%8c-%d8%af%d8%b1-sql-server-%d9%88-postgresql","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/%d9%be%d8%b1%d8%b3-%d9%88-%d8%ac%d9%88-%d8%a7%d8%b2-%da%af%d8%b0%d8%b4%d8%aa%d9%87-%d8%ac%d8%af%d8%a7%d9%88%d9%84-%d8%b2%d9%85%d8%a7%d9%86%db%8c-%d8%af%d8%b1-sql-server-%d9%88-postgresql\/","title":{"rendered":"\u067e\u0631\u0633 \u0648 \u062c\u0648 \u0627\u0632 \u06af\u0630\u0634\u062a\u0647: \u062c\u062f\u0627\u0648\u0644 \u0632\u0645\u0627\u0646\u06cc \u062f\u0631 SQL Server \u0648 PostgreSQL"},"content":{"rendered":"<div data-article-id=\"2481998\" id=\"article-body\">\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%2Fozpxhmbi9roc6aluefi1.png\" alt=\"\u062c\u062f\u0627\u0648\u0644 \u0645\u0648\u0642\u062a\u06cc \u0648 \u0646\u0645\u0627\u06cc\u0634 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0633\u0641\u0631 \u0632\u0645\u0627\u0646\u06cc\" loading=\"lazy\" width=\"800\" height=\"800\" title=\"\"><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 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=\"\u062a\u063a\u06cc\u06cc\u0631 \u0648\u0636\u0639\u06cc\u062a \u0641\u0647\u0631\u0633\u062a \u0645\u0637\u0627\u0644\u0628\"><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 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ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/nabfollower.com\/blog\/%d9%be%d8%b1%d8%b3-%d9%88-%d8%ac%d9%88-%d8%a7%d8%b2-%da%af%d8%b0%d8%b4%d8%aa%d9%87-%d8%ac%d8%af%d8%a7%d9%88%d9%84-%d8%b2%d9%85%d8%a7%d9%86%db%8c-%d8%af%d8%b1-sql-server-%d9%88-postgresql\/#%D9%85%D8%B1%D8%AD%D9%84%D9%87_1_%D8%B7%D8%B1%D8%AD_%D8%B2%D9%85%D8%A7%D9%86%DB%8C_%D8%AE%D9%88%D8%AF_%D8%B1%D8%A7_%D8%AA%D8%B9%D8%B1%DB%8C%D9%81_%DA%A9%D9%86%DB%8C%D8%AF\" >\u0645\u0631\u062d\u0644\u0647 1: \u0637\u0631\u062d \u0632\u0645\u0627\u0646\u06cc \u062e\u0648\u062f \u0631\u0627 \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0646\u06cc\u062f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/nabfollower.com\/blog\/%d9%be%d8%b1%d8%b3-%d9%88-%d8%ac%d9%88-%d8%a7%d8%b2-%da%af%d8%b0%d8%b4%d8%aa%d9%87-%d8%ac%d8%af%d8%a7%d9%88%d9%84-%d8%b2%d9%85%d8%a7%d9%86%db%8c-%d8%af%d8%b1-sql-server-%d9%88-postgresql\/#%D8%B3%D8%B1%D9%88%D8%B1_SQL_%D8%A8%D9%88%D9%85%DB%8C\" >\u0633\u0631\u0648\u0631 SQL (\u0628\u0648\u0645\u06cc)<\/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\/%d9%be%d8%b1%d8%b3-%d9%88-%d8%ac%d9%88-%d8%a7%d8%b2-%da%af%d8%b0%d8%b4%d8%aa%d9%87-%d8%ac%d8%af%d8%a7%d9%88%d9%84-%d8%b2%d9%85%d8%a7%d9%86%db%8c-%d8%af%d8%b1-sql-server-%d9%88-postgresql\/#postgresql_%D8%AF%D8%B3%D8%AA%DB%8C\" >postgresql (\u062f\u0633\u062a\u06cc)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/nabfollower.com\/blog\/%d9%be%d8%b1%d8%b3-%d9%88-%d8%ac%d9%88-%d8%a7%d8%b2-%da%af%d8%b0%d8%b4%d8%aa%d9%87-%d8%ac%d8%af%d8%a7%d9%88%d9%84-%d8%b2%d9%85%d8%a7%d9%86%db%8c-%d8%af%d8%b1-sql-server-%d9%88-postgresql\/#%D9%85%D8%B1%D8%AD%D9%84%D9%87_2_%D8%AA%D8%BA%DB%8C%DB%8C%D8%B1_%D9%88%D8%B1%D9%88%D8%AF_%D8%A8%D9%87_%D8%B3%DB%8C%D8%B3%D8%AA%D9%85_%D8%AF%D8%B1_postgresql\" >\u0645\u0631\u062d\u0644\u0647 2: \u062a\u063a\u06cc\u06cc\u0631 \u0648\u0631\u0648\u062f \u0628\u0647 \u0633\u06cc\u0633\u062a\u0645 \u062f\u0631 postgresql<\/a><\/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\/%d9%be%d8%b1%d8%b3-%d9%88-%d8%ac%d9%88-%d8%a7%d8%b2-%da%af%d8%b0%d8%b4%d8%aa%d9%87-%d8%ac%d8%af%d8%a7%d9%88%d9%84-%d8%b2%d9%85%d8%a7%d9%86%db%8c-%d8%af%d8%b1-sql-server-%d9%88-postgresql\/#%D9%85%D8%B1%D8%AD%D9%84%D9%87_3_%D8%A7%DB%8C%D8%A7%D9%84%D8%AA_%D9%87%D8%A7%DB%8C_%DA%AF%D8%B0%D8%B4%D8%AA%D9%87_%D8%B1%D8%A7_%D9%BE%D8%B1%D8%B3_%D9%88_%D8%AC%D9%88_%DA%A9%D9%86%DB%8C%D8%AF\" >\u0645\u0631\u062d\u0644\u0647 3: \u0627\u06cc\u0627\u0644\u062a \u0647\u0627\u06cc \u06af\u0630\u0634\u062a\u0647 \u0631\u0627 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u06a9\u0646\u06cc\u062f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/nabfollower.com\/blog\/%d9%be%d8%b1%d8%b3-%d9%88-%d8%ac%d9%88-%d8%a7%d8%b2-%da%af%d8%b0%d8%b4%d8%aa%d9%87-%d8%ac%d8%af%d8%a7%d9%88%d9%84-%d8%b2%d9%85%d8%a7%d9%86%db%8c-%d8%af%d8%b1-sql-server-%d9%88-postgresql\/#%D8%B3%D8%B1%D9%88%D8%B1_SQL\" 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href=\"https:\/\/nabfollower.com\/blog\/%d9%be%d8%b1%d8%b3-%d9%88-%d8%ac%d9%88-%d8%a7%d8%b2-%da%af%d8%b0%d8%b4%d8%aa%d9%87-%d8%ac%d8%af%d8%a7%d9%88%d9%84-%d8%b2%d9%85%d8%a7%d9%86%db%8c-%d8%af%d8%b1-sql-server-%d9%88-postgresql\/#%D8%A7%D8%B2_%D9%85%D9%88%D8%B1%D8%AF_%D8%A7%D8%B3%D8%AA%D9%81%D8%A7%D8%AF%D9%87_%DA%A9%D9%86%DB%8C%D8%AF_%D8%AD%D8%B3%D8%A7%D8%A8%D8%B1%D8%B3%DB%8C_%D9%86%D9%82%D8%B4_%D8%AA%D8%BA%DB%8C%DB%8C%D8%B1%D8%A7%D8%AA_%D8%B1%D8%A7_%D8%AA%D8%BA%DB%8C%DB%8C%D8%B1_%D8%AF%D9%87%DB%8C%D8%AF\" >\u0627\u0632 \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f: \u062d\u0633\u0627\u0628\u0631\u0633\u06cc \u0646\u0642\u0634 \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u0631\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u062f\u0647\u06cc\u062f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/nabfollower.com\/blog\/%d9%be%d8%b1%d8%b3-%d9%88-%d8%ac%d9%88-%d8%a7%d8%b2-%da%af%d8%b0%d8%b4%d8%aa%d9%87-%d8%ac%d8%af%d8%a7%d9%88%d9%84-%d8%b2%d9%85%d8%a7%d9%86%db%8c-%d8%af%d8%b1-sql-server-%d9%88-postgresql\/#%D9%85%D8%A8%D8%A7%D8%AF%D9%84%D9%87\" >\u0645\u0628\u0627\u062f\u0644\u0647<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/nabfollower.com\/blog\/%d9%be%d8%b1%d8%b3-%d9%88-%d8%ac%d9%88-%d8%a7%d8%b2-%da%af%d8%b0%d8%b4%d8%aa%d9%87-%d8%ac%d8%af%d8%a7%d9%88%d9%84-%d8%b2%d9%85%d8%a7%d9%86%db%8c-%d8%af%d8%b1-sql-server-%d9%88-postgresql\/#%D8%A8%D9%87%D8%AA%D8%B1%DB%8C%D9%86_%D8%B1%D9%88%D8%B4%D9%87%D8%A7\" >\u0628\u0647\u062a\u0631\u06cc\u0646 \u0631\u0648\u0634\u0647\u0627<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/nabfollower.com\/blog\/%d9%be%d8%b1%d8%b3-%d9%88-%d8%ac%d9%88-%d8%a7%d8%b2-%da%af%d8%b0%d8%b4%d8%aa%d9%87-%d8%ac%d8%af%d8%a7%d9%88%d9%84-%d8%b2%d9%85%d8%a7%d9%86%db%8c-%d8%af%d8%b1-sql-server-%d9%88-postgresql\/#%D8%A7%D9%81%DA%A9%D8%A7%D8%B1_%D9%86%D9%87%D8%A7%DB%8C%DB%8C_%DB%8C%DA%A9_%D8%AC%D8%AF%D9%88%D9%84_%D8%B2%D9%85%D8%A7%D9%86%DB%8C_%D8%AF%D8%B1_SQL_%D8%A8%D8%B3%D8%A7%D8%B2%DB%8C%D8%AF\" >\u0627\u0641\u06a9\u0627\u0631 \u0646\u0647\u0627\u06cc\u06cc: \u06cc\u06a9 \u062c\u062f\u0648\u0644 \u0632\u0645\u0627\u0646\u06cc \u062f\u0631 SQL \u0628\u0633\u0627\u0632\u06cc\u062f<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"%D9%BE%D8%B1%D8%B3_%D9%88_%D8%AC%D9%88_%D8%A7%D8%B2_%DA%AF%D8%B0%D8%B4%D8%AA%D9%87_%D8%AC%D8%AF%D8%A7%D9%88%D9%84_%D8%B2%D9%85%D8%A7%D9%86%DB%8C_%D8%AF%D8%B1_SQL_Server_%D9%88_PostgreSQL\"><\/span>\n<p>  \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0627\u0632 \u06af\u0630\u0634\u062a\u0647: \u062c\u062f\u0627\u0648\u0644 \u0632\u0645\u0627\u0646\u06cc \u062f\u0631 SQL Server \u0648 PostgreSQL<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<blockquote>\n<p>&#8220;\u0633\u0641\u0631 \u0632\u0645\u0627\u0646 \u0641\u0642\u0637 \u0639\u0644\u0645\u06cc \u062a\u062e\u06cc\u0644\u06cc \u0646\u06cc\u0633\u062a &#8211; \u062f\u0631 SQL \u060c \u0627\u06cc\u0646 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u0627\u0633\u062a.&#8221;<\/p>\n<\/blockquote>\n<p>\u062f\u0631 \u0633\u06cc\u0633\u062a\u0645 \u0647\u0627\u06cc \u062f\u0627\u062f\u0647 \u0645\u062f\u0631\u0646 \u060c \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u062d\u0633\u0627\u0628\u0631\u0633\u06cc \u0648 \u0631\u062f\u06cc\u0627\u0628\u06cc \u0628\u0627 \u06af\u0630\u0634\u062a \u0632\u0645\u0627\u0646 \u0628\u0631\u0627\u06cc:<\/p>\n<ul>\n<li>\u0627\u0646\u0637\u0628\u0627\u0642 (\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644 \u060c GDPR \u060c HIPAA)<\/li>\n<li>\u06af\u0632\u0627\u0631\u0634 \u062a\u0627\u0631\u06cc\u062e\u06cc<\/li>\n<li>\u0628\u0647 \u0622\u0631\u0627\u0645\u06cc \u0627\u0628\u0639\u0627\u062f \u0631\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u0645\u06cc \u062f\u0647\u062f (SCD \u0646\u0648\u0639 2)<\/li>\n<li>\u0628\u0627\u0632\u06af\u0634\u062a \u0648 \u0627\u0634\u06a9\u0627\u0644 \u0632\u062f\u0627\u06cc\u06cc<\/li>\n<\/ul>\n<p><strong>\u0645\u06cc\u0632\u0647\u0627\u06cc \u0632\u0645\u0627\u0646\u06cc<\/strong> \u0634\u0645\u0627 \u0631\u0627 \u0641\u0639\u0627\u0644 \u06a9\u0646\u06cc\u062f <strong>\u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u062e\u0648\u062f \u0631\u0627 \u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u062f\u0631 \u06af\u0630\u0634\u062a\u0647 \u0628\u0648\u062f \u067e\u0631\u0633 \u0648 \u062c\u0648 \u06a9\u0646\u06cc\u062f<\/strong>\u060c \u0628\u062f\u0648\u0646 \u0627\u06cc\u062c\u0627\u062f \u0645\u0646\u0637\u0642 \u0631\u062f\u06cc\u0627\u0628\u06cc \u062a\u0627\u0631\u06cc\u062e\u0686\u0647 \u0633\u0641\u0627\u0631\u0634\u06cc.<\/p>\n<p>\u0627\u06cc\u0646 \u067e\u0633\u062a \u0627\u0632 \u0646\u062d\u0648\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u0632\u0645\u0627\u0646\u06cc \u062f\u0631:<\/p>\n<ul>\n<li>SQL Server (\u062c\u062f\u0627\u0648\u0644 \u0628\u0627 \u0648\u0636\u0648\u062d \u0633\u06cc\u0633\u062a\u0645)<\/li>\n<li>postgresql (\u0645\u062d\u0631\u06a9 + \u062c\u062f\u0627\u0648\u0644 \u062d\u0633\u0627\u0628\u0631\u0633\u06cc)<\/li>\n<\/ul>\n<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"%D9%85%D8%B1%D8%AD%D9%84%D9%87_1_%D8%B7%D8%B1%D8%AD_%D8%B2%D9%85%D8%A7%D9%86%DB%8C_%D8%AE%D9%88%D8%AF_%D8%B1%D8%A7_%D8%AA%D8%B9%D8%B1%DB%8C%D9%81_%DA%A9%D9%86%DB%8C%D8%AF\"><\/span>\n<p>  \u0645\u0631\u062d\u0644\u0647 1: \u0637\u0631\u062d \u0632\u0645\u0627\u0646\u06cc \u062e\u0648\u062f \u0631\u0627 \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0646\u06cc\u062f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u06cc\u06a9 <code>Employees<\/code> \u062c\u062f\u0648\u0644 \u0628\u0627 \u0631\u062f\u06cc\u0627\u0628\u06cc \u062a\u0627\u0631\u06cc\u062e \u062a\u063a\u06cc\u06cc\u0631 \u06a9\u0627\u0645\u0644.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D8%B3%D8%B1%D9%88%D8%B1_SQL_%D8%A8%D9%88%D9%85%DB%8C\"><\/span>\n<p>  \u0633\u0631\u0648\u0631 SQL (\u0628\u0648\u0645\u06cc)<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight sql\"><code><span class=\"k\">CREATE<\/span> <span class=\"k\">TABLE<\/span> <span class=\"n\">Employees<\/span> <span class=\"p\">(<\/span>\n  <span class=\"n\">ID<\/span> <span class=\"nb\">INT<\/span> <span class=\"k\">PRIMARY<\/span> <span class=\"k\">KEY<\/span><span class=\"p\">,<\/span>\n  <span class=\"n\">Name<\/span> <span class=\"n\">NVARCHAR<\/span><span class=\"p\">(<\/span><span class=\"mi\">100<\/span><span class=\"p\">),<\/span>\n  <span class=\"n\">Title<\/span> <span class=\"n\">NVARCHAR<\/span><span class=\"p\">(<\/span><span class=\"mi\">100<\/span><span class=\"p\">),<\/span>\n  <span class=\"n\">ValidFrom<\/span> <span class=\"n\">DATETIME2<\/span> <span class=\"k\">GENERATED<\/span> <span class=\"n\">ALWAYS<\/span> <span class=\"k\">AS<\/span> <span class=\"k\">ROW<\/span> <span class=\"k\">START<\/span><span class=\"p\">,<\/span>\n  <span class=\"n\">ValidTo<\/span> <span class=\"n\">DATETIME2<\/span> <span class=\"k\">GENERATED<\/span> <span class=\"n\">ALWAYS<\/span> <span class=\"k\">AS<\/span> <span class=\"k\">ROW<\/span> <span class=\"k\">END<\/span><span class=\"p\">,<\/span>\n  <span class=\"n\">PERIOD<\/span> <span class=\"k\">FOR<\/span> <span class=\"n\">SYSTEM_TIME<\/span> <span class=\"p\">(<\/span><span class=\"n\">ValidFrom<\/span><span class=\"p\">,<\/span> <span class=\"n\">ValidTo<\/span><span class=\"p\">)<\/span>\n<span class=\"p\">)<\/span>\n<span class=\"k\">WITH<\/span> <span class=\"p\">(<\/span><span class=\"n\">SYSTEM_VERSIONING<\/span> <span class=\"o\">=<\/span> <span class=\"k\">ON<\/span><span class=\"p\">);<\/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>\u2705 \u0633\u0631\u0648\u0631 SQL \u0628\u0647 \u0637\u0648\u0631 \u062e\u0648\u062f\u06a9\u0627\u0631 \u06cc\u06a9 <strong>\u062c\u062f\u0648\u0644 \u062a\u0627\u0631\u06cc\u062e\u0686\u0647<\/strong>\u0628\u0634\u0631<\/p>\n<h3><span class=\"ez-toc-section\" id=\"postgresql_%D8%AF%D8%B3%D8%AA%DB%8C\"><\/span>\n<p>  postgresql (\u062f\u0633\u062a\u06cc)<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight sql\"><code><span class=\"k\">CREATE<\/span> <span class=\"k\">TABLE<\/span> <span class=\"n\">employees<\/span> <span class=\"p\">(<\/span>\n  <span class=\"n\">id<\/span> <span class=\"nb\">SERIAL<\/span> <span class=\"k\">PRIMARY<\/span> <span class=\"k\">KEY<\/span><span class=\"p\">,<\/span>\n  <span class=\"n\">name<\/span> <span class=\"nb\">TEXT<\/span><span class=\"p\">,<\/span>\n  <span class=\"n\">title<\/span> <span class=\"nb\">TEXT<\/span>\n<span class=\"p\">);<\/span>\n\n<span class=\"k\">CREATE<\/span> <span class=\"k\">TABLE<\/span> <span class=\"n\">employees_history<\/span> <span class=\"p\">(<\/span>\n  <span class=\"n\">id<\/span> <span class=\"nb\">INT<\/span><span class=\"p\">,<\/span>\n  <span class=\"n\">name<\/span> <span class=\"nb\">TEXT<\/span><span class=\"p\">,<\/span>\n  <span class=\"n\">title<\/span> <span class=\"nb\">TEXT<\/span><span class=\"p\">,<\/span>\n  <span class=\"n\">valid_from<\/span> <span class=\"nb\">TIMESTAMP<\/span><span class=\"p\">,<\/span>\n  <span class=\"n\">valid_to<\/span> <span class=\"nb\">TIMESTAMP<\/span>\n<span class=\"p\">);<\/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<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"%D9%85%D8%B1%D8%AD%D9%84%D9%87_2_%D8%AA%D8%BA%DB%8C%DB%8C%D8%B1_%D9%88%D8%B1%D9%88%D8%AF_%D8%A8%D9%87_%D8%B3%DB%8C%D8%B3%D8%AA%D9%85_%D8%AF%D8%B1_postgresql\"><\/span>\n<p>  \u0645\u0631\u062d\u0644\u0647 2: \u062a\u063a\u06cc\u06cc\u0631 \u0648\u0631\u0648\u062f \u0628\u0647 \u0633\u06cc\u0633\u062a\u0645 \u062f\u0631 postgresql<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0627\u0632 \u06cc\u06a9 \u0645\u0627\u0634\u0647 \u0628\u0631\u0627\u06cc \u0631\u062f\u06cc\u0627\u0628\u06cc \u062f\u0633\u062a\u06cc \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight sql\"><code><span class=\"k\">CREATE<\/span> <span class=\"k\">OR<\/span> <span class=\"k\">REPLACE<\/span> <span class=\"k\">FUNCTION<\/span> <span class=\"n\">log_employee_update<\/span><span class=\"p\">()<\/span>\n<span class=\"k\">RETURNS<\/span> <span class=\"k\">TRIGGER<\/span> <span class=\"k\">AS<\/span> <span class=\"err\">$$<\/span>\n<span class=\"k\">BEGIN<\/span>\n  <span class=\"k\">INSERT<\/span> <span class=\"k\">INTO<\/span> <span class=\"n\">employees_history<\/span>\n  <span class=\"k\">SELECT<\/span> <span class=\"k\">OLD<\/span><span class=\"p\">.<\/span><span class=\"o\">*<\/span><span class=\"p\">,<\/span> <span class=\"n\">now<\/span><span class=\"p\">(),<\/span> <span class=\"n\">now<\/span><span class=\"p\">();<\/span>\n  <span class=\"k\">RETURN<\/span> <span class=\"k\">NEW<\/span><span class=\"p\">;<\/span>\n<span class=\"k\">END<\/span><span class=\"p\">;<\/span>\n<span class=\"err\">$$<\/span> <span class=\"k\">LANGUAGE<\/span> <span class=\"n\">plpgsql<\/span><span class=\"p\">;<\/span>\n\n<span class=\"k\">CREATE<\/span> <span class=\"k\">TRIGGER<\/span> <span class=\"n\">trg_emp_update<\/span>\n<span class=\"k\">BEFORE<\/span> <span class=\"k\">UPDATE<\/span> <span class=\"k\">ON<\/span> <span class=\"n\">employees<\/span>\n<span class=\"k\">FOR<\/span> <span class=\"k\">EACH<\/span> <span class=\"k\">ROW<\/span> <span class=\"k\">EXECUTE<\/span> <span class=\"k\">FUNCTION<\/span> <span class=\"n\">log_employee_update<\/span><span class=\"p\">();<\/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>\u2705 \u0645\u062d\u0631\u06a9 \u0647\u0627 \u0645\u0633\u06cc\u0631\u0647\u0627\u06cc \u062d\u0633\u0627\u0628\u0631\u0633\u06cc \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc \u06a9\u0646\u0646\u062f \u06a9\u0647 \u0627\u0632 \u0631\u0641\u062a\u0627\u0631 \u0632\u0645\u0627\u0646\u06cc \u062a\u0642\u0644\u06cc\u062f \u0645\u06cc \u06a9\u0646\u0646\u062f.<\/p>\n<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"%D9%85%D8%B1%D8%AD%D9%84%D9%87_3_%D8%A7%DB%8C%D8%A7%D9%84%D8%AA_%D9%87%D8%A7%DB%8C_%DA%AF%D8%B0%D8%B4%D8%AA%D9%87_%D8%B1%D8%A7_%D9%BE%D8%B1%D8%B3_%D9%88_%D8%AC%D9%88_%DA%A9%D9%86%DB%8C%D8%AF\"><\/span>\n<p>  \u0645\u0631\u062d\u0644\u0647 3: \u0627\u06cc\u0627\u0644\u062a \u0647\u0627\u06cc \u06af\u0630\u0634\u062a\u0647 \u0631\u0627 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u06a9\u0646\u06cc\u062f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%D8%B3%D8%B1%D9%88%D8%B1_SQL\"><\/span>\n<p>  \u0633\u0631\u0648\u0631 SQL<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight sql\"><code><span class=\"c1\">-- Snapshot at a specific time<\/span>\n<span class=\"k\">SELECT<\/span> <span class=\"o\">*<\/span>\n<span class=\"k\">FROM<\/span> <span class=\"n\">Employees<\/span>\n<span class=\"k\">FOR<\/span> <span class=\"n\">SYSTEM_TIME<\/span> <span class=\"k\">AS<\/span> <span class=\"k\">OF<\/span> <span class=\"s1\">'2024-01-01T00:00:00'<\/span><span class=\"p\">;<\/span>\n\n<span class=\"c1\">-- Range of time<\/span>\n<span class=\"k\">SELECT<\/span> <span class=\"o\">*<\/span>\n<span class=\"k\">FROM<\/span> <span class=\"n\">Employees<\/span>\n<span class=\"k\">FOR<\/span> <span class=\"n\">SYSTEM_TIME<\/span> <span class=\"k\">BETWEEN<\/span> <span class=\"s1\">'2024-01-01'<\/span> <span class=\"k\">AND<\/span> <span class=\"s1\">'2024-03-01'<\/span><span class=\"p\">;<\/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<h3><span class=\"ez-toc-section\" id=\"%D9%BE%D8%B3_%D8%A7%D8%B2\"><\/span>\n<p>  \u067e\u0633 \u0627\u0632<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight sql\"><code><span class=\"k\">SELECT<\/span> <span class=\"o\">*<\/span> <span class=\"k\">FROM<\/span> <span class=\"n\">employees_history<\/span>\n<span class=\"k\">WHERE<\/span> <span class=\"n\">valid_from<\/span> <span class=\"o\">&lt;=<\/span> <span class=\"s1\">'2024-01-01'<\/span> <span class=\"k\">AND<\/span> <span class=\"n\">valid_to<\/span> <span class=\"o\">&gt;<\/span> <span class=\"s1\">'2023-12-01'<\/span><span class=\"p\">;<\/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<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"%D8%A7%D8%B2_%D9%85%D9%88%D8%B1%D8%AF_%D8%A7%D8%B3%D8%AA%D9%81%D8%A7%D8%AF%D9%87_%DA%A9%D9%86%DB%8C%D8%AF_%D8%AD%D8%B3%D8%A7%D8%A8%D8%B1%D8%B3%DB%8C_%D9%86%D9%82%D8%B4_%D8%AA%D8%BA%DB%8C%DB%8C%D8%B1%D8%A7%D8%AA_%D8%B1%D8%A7_%D8%AA%D8%BA%DB%8C%DB%8C%D8%B1_%D8%AF%D9%87%DB%8C%D8%AF\"><\/span>\n<p>  \u0627\u0632 \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f: \u062d\u0633\u0627\u0628\u0631\u0633\u06cc \u0646\u0642\u0634 \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u0631\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u062f\u0647\u06cc\u062f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u06af\u0648\u06cc\u06cc\u0645 \u06a9\u0647 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u0645 \u0628\u0631\u0627\u06cc \u06cc\u06a9 \u06a9\u0627\u0631\u0645\u0646\u062f \u0628\u0647 \u0646\u0627\u0645 \u062d\u0648\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u0646\u0642\u0634 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u0645:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight sql\"><code><span class=\"k\">SELECT<\/span> <span class=\"o\">*<\/span>\n<span class=\"k\">FROM<\/span> <span class=\"n\">employees_history<\/span>\n<span class=\"k\">WHERE<\/span> <span class=\"n\">name<\/span> <span class=\"o\">=<\/span> <span class=\"s1\">'Eve'<\/span>\n<span class=\"k\">ORDER<\/span> <span class=\"k\">BY<\/span> <span class=\"n\">valid_from<\/span><span class=\"p\">;<\/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>\u2705 \u062f\u0642\u06cc\u0642\u0627\u064b \u0686\u06af\u0648\u0646\u0647 \u0627\u0648 \u0631\u0627 \u0628\u0628\u06cc\u0646\u06cc\u062f <code>title<\/code> \u0628\u0627 \u06af\u0630\u0634\u062a \u0632\u0645\u0627\u0646 \u062a\u063a\u06cc\u06cc\u0631 \u06a9\u0631\u062f<\/p>\n<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"%D9%85%D8%A8%D8%A7%D8%AF%D9%84%D9%87\"><\/span>\n<p>  \u0645\u0628\u0627\u062f\u0644\u0647<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"table-wrapper-paragraph\">\n<table>\n<thead>\n<tr>\n<th>\u0646\u0634\u0627\u0646<\/th>\n<th>\u0633\u0631\u0648\u0631 SQL<\/th>\n<th>\u067e\u0633 \u0627\u0632<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u062d\u0645\u0627\u06cc\u062a \u0628\u0648\u0645\u06cc<\/td>\n<td>\u2705 \u0628\u0644\u0647<\/td>\n<td>\u274c \u0646\u0647 (\u0641\u0642\u0637 \u062f\u0633\u062a\u06cc)<\/td>\n<\/tr>\n<tr>\n<td>\u0645\u062d\u0631\u06a9 \u062f\u0633\u062a\u06cc<\/td>\n<td>\u274c \u0644\u0627\u0632\u0645 \u0646\u06cc\u0633\u062a<\/td>\n<td>\u2705 \u0645\u0648\u0631\u062f \u0646\u06cc\u0627\u0632 \u0627\u0633\u062a<\/td>\n<\/tr>\n<tr>\n<td>\u062a\u0627\u0631\u06cc\u062e\u0686\u0647 \u0642\u0627\u0628\u0644 \u062a\u0648\u0635\u06cc\u0641<\/td>\n<td>\u2705 \u0628\u0644\u0647<\/td>\n<td>\u2705 \u0628\u0644\u0647 (\u062f\u0633\u062a\u06cc)<\/td>\n<\/tr>\n<tr>\n<td>\u067e\u0631\u0633 \u0648 \u062c\u0648 \u0622\u0633\u0627\u0646<\/td>\n<td>\u2705 \u0628\u0631\u0627\u06cc System_Time<\/td>\n<td>\u26a0 \u0628\u0647 \u0645\u0646\u0637\u0642 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u062f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"%D8%A8%D9%87%D8%AA%D8%B1%DB%8C%D9%86_%D8%B1%D9%88%D8%B4%D9%87%D8%A7\"><\/span>\n<p>  \u0628\u0647\u062a\u0631\u06cc\u0646 \u0631\u0648\u0634\u0647\u0627<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>\u0633\u0627\u0632\u06af\u0627\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f <code>ValidFrom<\/code> \/ <code>ValidTo<\/code> \u0633\u062a\u0648\u0646<\/li>\n<li>\u0645\u0646\u0637\u0642 \u0645\u0627\u0634\u0647 \u0631\u0627 \u062f\u0631 \u062a\u0648\u0627\u0628\u0639 \u0628\u0631\u0627\u06cc \u0642\u0627\u0628\u0644\u06cc\u062a \u062d\u0641\u0638 \u062e\u0648\u062f\u06a9\u0627\u0631 \u062e\u0648\u062f\u06a9\u0627\u0631 \u06a9\u0646\u06cc\u062f<\/li>\n<li>\u0628\u0637\u0648\u0631 \u062f\u0648\u0631\u0647 \u0627\u06cc <strong>\u062a\u0627\u0631\u06cc\u062e \u0642\u062f\u06cc\u0645\u06cc \u0628\u0627\u06cc\u06af\u0627\u0646\u06cc<\/strong>\n<\/li>\n<li>\u0645\u062d\u0627\u0641\u0638\u062a \u0627\u0632 \u062a\u0627\u0631\u06cc\u062e \u0627\u0632 \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u06a9\u0627\u0631\u0628\u0631<\/li>\n<\/ul>\n<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"%D8%A7%D9%81%DA%A9%D8%A7%D8%B1_%D9%86%D9%87%D8%A7%DB%8C%DB%8C_%DB%8C%DA%A9_%D8%AC%D8%AF%D9%88%D9%84_%D8%B2%D9%85%D8%A7%D9%86%DB%8C_%D8%AF%D8%B1_SQL_%D8%A8%D8%B3%D8%A7%D8%B2%DB%8C%D8%AF\"><\/span>\n<p>  \u0627\u0641\u06a9\u0627\u0631 \u0646\u0647\u0627\u06cc\u06cc: \u06cc\u06a9 \u062c\u062f\u0648\u0644 \u0632\u0645\u0627\u0646\u06cc \u062f\u0631 SQL \u0628\u0633\u0627\u0632\u06cc\u062f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062c\u062f\u0627\u0648\u0644 \u0645\u0648\u0642\u062a\u06cc \u0628\u0647 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0634\u0645\u0627 \u0645\u06cc \u062f\u0647\u0646\u062f <strong>\u062e\u0627\u0637\u0631\u0647<\/strong> &#8211; \u0628\u0647 \u0634\u0645\u0627 \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc \u062f\u0647\u062f:<\/p>\n<ul>\n<li>\u0628\u0628\u06cc\u0646\u06cc\u062f \u0686\u0647 \u0686\u06cc\u0632\u06cc \u062a\u063a\u06cc\u06cc\u0631 \u06a9\u0631\u062f\u0647 \u0627\u0633\u062a \u060c \u0686\u0647 \u0632\u0645\u0627\u0646\u06cc \u0648 \u062a\u0648\u0633\u0637 \u0686\u0647 \u06a9\u0633\u06cc<\/li>\n<li>\u0628\u0647 \u0639\u06a9\u0633\u0647\u0627\u06cc \u0641\u0648\u0631\u06cc \u0634\u0646\u0627\u062e\u062a\u0647 \u0634\u062f\u0647 \u062e\u0648\u0628 \u0628\u0631\u06af\u0631\u062f\u06cc\u062f<\/li>\n<li>\u062a\u0627\u0631\u06cc\u062e\u0686\u0647 \u0631\u0627 \u0628\u062f\u0648\u0646 \u0645\u06cc\u0632\u0647\u0627\u06cc \u062a\u0648\u0644\u06cc\u062f \u0646\u0641\u062e \u067e\u06cc\u06af\u06cc\u0631\u06cc \u06a9\u0646\u06cc\u062f<\/li>\n<\/ul>\n<blockquote>\n<p>&#8220;\u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0634\u0645\u0627 \u0633\u0632\u0627\u0648\u0627\u0631 \u06cc\u06a9 \u062d\u0627\u0641\u0638\u0647 \u0627\u0633\u062a. \u0628\u0627 \u062c\u062f\u0627\u0648\u0644 \u0632\u0645\u0627\u0646\u06cc \u060c \u06cc\u06a9\u06cc \u0627\u0632 \u0622\u0646\u0647\u0627 \u0631\u0627 \u062f\u0627\u0631\u062f.&#8221;<\/p>\n<\/blockquote>\n<p><em>#sql #temporaltables #Auditing #history #datagovernance #sqlserver #postgresql<\/em><\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u067e\u0631\u0633 \u0648 \u062c\u0648 \u0627\u0632 \u06af\u0630\u0634\u062a\u0647: \u062c\u062f\u0627\u0648\u0644 \u0632\u0645\u0627\u0646\u06cc \u062f\u0631 SQL Server \u0648 PostgreSQL &#8220;\u0633\u0641\u0631 \u0632\u0645\u0627\u0646 \u0641\u0642\u0637 \u0639\u0644\u0645\u06cc \u062a\u062e\u06cc\u0644\u06cc \u0646\u06cc\u0633\u062a &#8211; \u062f\u0631 SQL \u060c \u0627\u06cc\u0646 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u0627\u0633\u062a.&#8221; \u062f\u0631 \u0633\u06cc\u0633\u062a\u0645 \u0647\u0627\u06cc \u062f\u0627\u062f\u0647 \u0645\u062f\u0631\u0646 \u060c \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u062d\u0633\u0627\u0628\u0631\u0633\u06cc \u0648 \u0631\u062f\u06cc\u0627\u0628\u06cc \u0628\u0627 \u06af\u0630\u0634\u062a \u0632\u0645\u0627\u0646 \u0628\u0631\u0627\u06cc: \u0627\u0646\u0637\u0628\u0627\u0642 (\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644 \u060c GDPR \u060c HIPAA) \u06af\u0632\u0627\u0631\u0634 \u062a\u0627\u0631\u06cc\u062e\u06cc \u0628\u0647 \u0622\u0631\u0627\u0645\u06cc \u0627\u0628\u0639\u0627\u062f \u0631\u0627 \u062a\u063a\u06cc\u06cc\u0631 &hellip;<\/p>\n","protected":false},"author":2,"featured_media":108733,"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%2Fxyvddyjclvcfaxvgb7r3.png","fifu_image_alt":"","footnotes":""},"categories":[339],"tags":[],"class_list":["post-108732","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\/108732","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=108732"}],"version-history":[{"count":0,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/108732\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media\/108733"}],"wp:attachment":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media?parent=108732"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/categories?post=108732"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/tags?post=108732"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}