{"id":3915,"date":"2023-07-14T19:13:29","date_gmt":"2023-07-14T19:13:29","guid":{"rendered":"https:\/\/statorials.org\/nl\/sas-proc-sql-unie\/"},"modified":"2023-07-14T19:13:29","modified_gmt":"2023-07-14T19:13:29","slug":"sas-proc-sql-unie","status":"publish","type":"post","link":"https:\/\/statorials.org\/nl\/sas-proc-sql-unie\/","title":{"rendered":"Sas: union gebruiken in proc sql"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">U kunt de <b>UNION-<\/b> operator in de <strong>PROC SQL-<\/strong> instructie in SAS gebruiken om twee gegevenssets verticaal te combineren.<\/span><\/p>\n<p> <span style=\"color: #000000;\">In het volgende voorbeeld ziet u hoe u de <strong>UNION-<\/strong> operator in de praktijk kunt gebruiken.<\/span><\/p>\n<h2> <strong>Voorbeeld: UNION gebruiken in PROC SQL in SAS<\/strong><\/h2>\n<p> <span style=\"color: #000000;\">Stel dat we de volgende dataset in SAS hebben die informatie bevat over verschillende basketbalspelers:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">\/*create first dataset*\/\n<\/span><span style=\"color: #800080;\">data<\/span> data1;\n    <span style=\"color: #3366ff;\">input<\/span> team $points;\n    <span style=\"color: #3366ff;\">datalines<\/span> ;\nAT 12\nAt 14\nAt 15\nAt 18\nAt 20\nAt 22\n;\n<span style=\"color: #800080;\">run<\/span> ;\n\n<span style=\"color: #008000;\">\/*view first dataset*\/\n<\/span><span style=\"color: #800080;\">proc print<\/span> <span style=\"color: #3366ff;\">data<\/span> =data1;\n<\/strong><\/span><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-31475 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/syndicat1.jpg\" alt=\"\" width=\"163\" height=\"189\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">En stel dat we een andere dataset in SAS hebben die ook informatie bevat over verschillende basketbalspelers:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">\/*create second dataset*\/\n<\/span><span style=\"color: #800080;\">data<\/span> data2;\n    <span style=\"color: #3366ff;\">input<\/span> team $points;\n    <span style=\"color: #3366ff;\">datalines<\/span> ;\nAT 12\nAt 14\nB23\nB25\nB29\nB 30\n;\n<span style=\"color: #800080;\">run<\/span> ;\n\n<span style=\"color: #008000;\">\/*view second dataset*\/\n<\/span><span style=\"color: #800080;\">proc print<\/span> <span style=\"color: #3366ff;\">data<\/span> =data2;<\/strong><\/span> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-31476 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/syndicat2.jpg\" alt=\"\" width=\"167\" height=\"181\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">We kunnen de <strong>UNION-<\/strong> operator in de <strong>SQL PROC-<\/strong> instructie gebruiken om deze twee gegevenssets verticaal te combineren en alleen de unieke rijen te behouden:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">\/*combine tables vertically and only keep unique rows*\/\n<\/span><span style=\"color: #800080;\">proc sql<\/span> ;\n   <span style=\"color: #3366ff;\">title<\/span> 'data1 UNION data2';\n   <span style=\"color: #3366ff;\">select<\/span> * <span style=\"color: #3366ff;\">from<\/span> data1\n   <span style=\"color: #3366ff;\">union<\/span>\n   <span style=\"color: #3366ff;\">select<\/span> * <span style=\"color: #3366ff;\">from<\/span> data2;\n<span style=\"color: #800080;\">quit<\/span> ;<\/strong><\/span> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-31477 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/syndicat3.jpg\" alt=\"\" width=\"166\" height=\"318\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Houd er rekening mee dat de twee gegevenssets verticaal zijn gecombineerd en dat alleen unieke rijen behouden blijven.<\/span><\/p>\n<p> <span style=\"color: #000000;\">We kunnen ook de <strong>UNION ALL-<\/strong> operator in de <strong>PROC SQL-<\/strong> instructie gebruiken om deze twee gegevenssets verticaal te combineren en <em>alle<\/em> rijen te behouden:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">\/*combine tables vertically and keep all rows*\/\n<\/span><span style=\"color: #800080;\">proc sql<\/span> ;\n   <span style=\"color: #3366ff;\">title<\/span> 'data1 UNION ALL data2';\n   <span style=\"color: #3366ff;\">select<\/span> * <span style=\"color: #3366ff;\">from<\/span> data1\n   <span style=\"color: #3366ff;\">union all<\/span>\n   <span style=\"color: #3366ff;\">select<\/span> * <span style=\"color: #3366ff;\">from<\/span> data2;\n<span style=\"color: #800080;\">quit<\/span> ;<\/strong><\/span> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-31478 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/syndicat4.jpg\" alt=\"\" width=\"202\" height=\"371\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Houd er rekening mee dat de twee gegevenssets verticaal zijn gecombineerd en dat alle rijen uit beide gegevenssets behouden blijven, zelfs de rijen die dubbel zijn.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Aanvullende bronnen<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">In de volgende zelfstudies wordt uitgelegd hoe u andere veelvoorkomende taken in SAS kunt uitvoeren:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/nl\/z-score-sas\/\" target=\"_blank\" rel=\"noopener\">Hoe Z-scores in SAS te berekenen<\/a><br \/> <a href=\"https:\/\/statorials.org\/nl\/kort-geding-procedure-in-sas\/\" target=\"_blank\" rel=\"noopener\">Procedureoverzicht gebruiken in SAS<\/a><br \/> <a href=\"https:\/\/statorials.org\/nl\/medium-mediaan-modus-in-luchtsluis\/\" target=\"_blank\" rel=\"noopener\">Hoe gemiddelde, mediaan en modus in SAS te berekenen<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>U kunt de UNION- operator in de PROC SQL- instructie in SAS gebruiken om twee gegevenssets verticaal te combineren. In het volgende voorbeeld ziet u hoe u de UNION- operator in de praktijk kunt gebruiken. Voorbeeld: UNION gebruiken in PROC SQL in SAS Stel dat we de volgende dataset in SAS hebben die informatie bevat [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-3915","post","type-post","status-publish","format-standard","hentry","category-gids"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>SAS: UNION gebruiken in PROC SQL - Statorials<\/title>\n<meta name=\"description\" content=\"In deze tutorial wordt uitgelegd hoe u de UNION-functie in PROC SQL in SAS gebruikt, met verschillende voorbeelden.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statorials.org\/nl\/sas-proc-sql-unie\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SAS: UNION gebruiken in PROC SQL - Statorials\" \/>\n<meta property=\"og:description\" content=\"In deze tutorial wordt uitgelegd hoe u de UNION-functie in PROC SQL in SAS gebruikt, met verschillende voorbeelden.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/nl\/sas-proc-sql-unie\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-14T19:13:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/syndicat1.jpg\" \/>\n<meta name=\"author\" content=\"Dr.benjamin anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Verfasst von\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dr.benjamin anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Gesch\u00e4tzte Lesezeit\" \/>\n\t<meta name=\"twitter:data2\" content=\"1\u00a0Minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/nl\/sas-proc-sql-unie\/\",\"url\":\"https:\/\/statorials.org\/nl\/sas-proc-sql-unie\/\",\"name\":\"SAS: UNION gebruiken in PROC SQL - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/nl\/#website\"},\"datePublished\":\"2023-07-14T19:13:29+00:00\",\"dateModified\":\"2023-07-14T19:13:29+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/nl\/#\/schema\/person\/d4b8842173cca1bb62cdec41860e4219\"},\"description\":\"In deze tutorial wordt uitgelegd hoe u de UNION-functie in PROC SQL in SAS gebruikt, met verschillende voorbeelden.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/nl\/sas-proc-sql-unie\/#breadcrumb\"},\"inLanguage\":\"de\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/nl\/sas-proc-sql-unie\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/nl\/sas-proc-sql-unie\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Thuis\",\"item\":\"https:\/\/statorials.org\/nl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Sas: union gebruiken in proc sql\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/nl\/#website\",\"url\":\"https:\/\/statorials.org\/nl\/\",\"name\":\"Statorials\",\"description\":\"Uw gids voor statistische competentie\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/nl\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"de\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/nl\/#\/schema\/person\/d4b8842173cca1bb62cdec41860e4219\",\"name\":\"Dr.benjamin anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"de\",\"@id\":\"https:\/\/statorials.org\/nl\/#\/schema\/person\/image\/\",\"url\":\"http:\/\/statorials.org\/nl\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"http:\/\/statorials.org\/nl\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Dr.benjamin anderson\"},\"description\":\"Ik ben Benjamin, een gepensioneerde hoogleraar statistiek die nu een toegewijde Statorials-lesgever is. 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