{"id":7905,"date":"2023-08-09T23:49:12","date_gmt":"2023-08-09T14:49:12","guid":{"rendered":"https:\/\/kininariantenna.com\/?p=7905"},"modified":"2023-08-10T09:52:31","modified_gmt":"2023-08-10T00:52:31","slug":"sql-union%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%ef%bc%81union-all%e3%81%a8%e3%81%ae%e9%81%95%e3%81%84%e3%82%82%ef%bc%81","status":"publish","type":"post","link":"http:\/\/kininariantenna.com\/?p=7905","title":{"rendered":"SQL UNION\u306e\u4f7f\u3044\u65b9\uff01UNION ALL\u3068\u306e\u9055\u3044\u3082\uff01"},"content":{"rendered":"<p>SQL UNION\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u3068\u304d\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002<br \/>\n\u305d\u3093\u306a\u4e2d\u3067\u60a9\u3080\u3053\u3068\u306f\u3001<\/p>\n<div class=\"kininarukoto1\">\u30fbSQL UNION\u306e\u4f7f\u3044\u65b9\u304c\u308f\u304b\u3089\u306a\u3044<br \/>\n\u30fbSQL UNION\u3068UNION ALL\u3068\u306e\u9055\u3044\u304c\u308f\u304b\u3089\u306a\u3044<\/div>\n<p>\u3067\u3059\u3088\u306d\u3002<\/p>\n<p>\u4eca\u56de\u306f\u305d\u3093\u306a\u304a\u60a9\u307f\u3092\u89e3\u6c7a\u3059\u308b<\/p>\n<div class=\"rdinfo\">\u30fbSQL UNION\u306e\u4f7f\u3044\u65b9<br \/>\n\u30fbSQL UNION\u3068UNION ALL\u3068\u306e\u9055\u3044<\/div>\n<p>\u306b\u3064\u3044\u3066\u307e\u3068\u3081\u307e\u3059\uff01<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_46 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">\u3082\u304f\u3058<\/p>\n<span class=\"ez-toc-title-toggle\"><\/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=\"http:\/\/kininariantenna.com\/?p=7905\/#SQL_UNION%E3%81%A8%E3%81%AF\" title=\"SQL UNION\u3068\u306f\">SQL UNION\u3068\u306f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/kininariantenna.com\/?p=7905\/#SQL_UNION%E3%81%A8UNION_ALL%E3%81%A8%E3%81%AE%E9%81%95%E3%81%84%E3%81%AF\" title=\"SQL UNION\u3068UNION ALL\u3068\u306e\u9055\u3044\u306f\">SQL UNION\u3068UNION ALL\u3068\u306e\u9055\u3044\u306f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"http:\/\/kininariantenna.com\/?p=7905\/#SQL_UNION%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9\" title=\"SQL UNION\u306e\u4f7f\u3044\u65b9\">SQL UNION\u306e\u4f7f\u3044\u65b9<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"http:\/\/kininariantenna.com\/?p=7905\/#SQL_UNION%E3%81%AE%E6%A7%8B%E6%96%87\" title=\"SQL UNION\u306e\u69cb\u6587\">SQL UNION\u306e\u69cb\u6587<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"http:\/\/kininariantenna.com\/?p=7905\/#SQL_UNION%E3%81%AE%E3%82%B5%E3%83%B3%E3%83%97%E3%83%AB%E3%82%B3%E3%83%BC%E3%83%89\" title=\"SQL UNION\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\">SQL UNION\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9<\/a><ul class='ez-toc-list-level-4'><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"http:\/\/kininariantenna.com\/?p=7905\/#Customers_A_%E3%83%86%E3%83%BC%E3%83%96%E3%83%AB\" title=\"Customers_A \u30c6\u30fc\u30d6\u30eb\">Customers_A \u30c6\u30fc\u30d6\u30eb<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"http:\/\/kininariantenna.com\/?p=7905\/#Customers_B_%E3%83%86%E3%83%BC%E3%83%96%E3%83%AB\" title=\"Customers_B \u30c6\u30fc\u30d6\u30eb\">Customers_B \u30c6\u30fc\u30d6\u30eb<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"http:\/\/kininariantenna.com\/?p=7905\/#SQL_UNION_ALL%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9\" title=\"SQL UNION ALL\u306e\u4f7f\u3044\u65b9\">SQL UNION ALL\u306e\u4f7f\u3044\u65b9<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"http:\/\/kininariantenna.com\/?p=7905\/#SQL_UNION_ALL%E3%81%AE%E6%A7%8B%E6%96%87\" title=\"SQL UNION ALL\u306e\u69cb\u6587\">SQL UNION ALL\u306e\u69cb\u6587<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"http:\/\/kininariantenna.com\/?p=7905\/#SQL_UNION_ALL%E3%81%AE%E3%82%B5%E3%83%B3%E3%83%97%E3%83%AB%E3%82%B3%E3%83%BC%E3%83%89\" title=\"SQL UNION ALL\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\">SQL UNION ALL\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"http:\/\/kininariantenna.com\/?p=7905\/#UNION%E3%81%AB%E3%81%8A%E3%81%84%E3%81%A6%E9%87%8D%E8%A4%87%E3%81%8C%E6%8E%92%E9%99%A4%E3%81%95%E3%82%8C%E3%82%8B%E6%9D%A1%E4%BB%B6\" title=\"UNION\u306b\u304a\u3044\u3066\u91cd\u8907\u304c\u6392\u9664\u3055\u308c\u308b\u6761\u4ef6\">UNION\u306b\u304a\u3044\u3066\u91cd\u8907\u304c\u6392\u9664\u3055\u308c\u308b\u6761\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"http:\/\/kininariantenna.com\/?p=7905\/#%E3%81%95%E3%81%84%E3%81%94%E3%81%AB\" title=\"\u3055\u3044\u3054\u306b\">\u3055\u3044\u3054\u306b<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"SQL_UNION%E3%81%A8%E3%81%AF\"><\/span>SQL UNION\u3068\u306f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>SQL UNION\u306f\u3001SQL\uff08Structured Query Language\uff09\u306b\u304a\u3044\u3066\u3001<br \/>\n\u8907\u6570\u306eSELECT\u30af\u30a8\u30ea\u306e\u7d50\u679c\u3092\u7d50\u5408\u3059\u308b\u305f\u3081\u306e\u6f14\u7b97\u5b50\u3067\u3059\u3002<\/p>\n<p>UNION\u6f14\u7b97\u5b50\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u8907\u6570\u306e\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u62bd\u51fa\u3057\u3001\u7d50\u5408\u3057\u3066\u4e00\u3064\u306e\u30bb\u30c3\u30c8\u30c7\u30fc\u30bf\u3068\u3057\u3066\u53d6\u5f97\u3059\u308b\u969b\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"SQL_UNION%E3%81%A8UNION_ALL%E3%81%A8%E3%81%AE%E9%81%95%E3%81%84%E3%81%AF\"><\/span>SQL UNION\u3068UNION ALL\u3068\u306e\u9055\u3044\u306f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>SQL UNION\u3068UNION ALL\u3068\u306e\u9055\u3044\u306b\u3064\u3044\u3066\u8aac\u660e\u3092\u3057\u307e\u3059\u3002<\/p>\n<p>UNION ALL\u6f14\u7b97\u5b50\u3082\u3001\u8907\u6570\u306eSELECT\u30af\u30a8\u30ea\u306e\u7d50\u679c\u3092\u7d50\u5408\u3057\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u91cd\u8907\u3059\u308b\u884c\u3092\u524a\u9664\u3059\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u3001UNION ALL\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u91cd\u8907\u3059\u308b\u884c\u3082\u542b\u307e\u308c\u305f\u307e\u307e\u306e\u7d50\u679c\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u3067\u3059\u306e\u3067\u3001UNION\u6f14\u7b97\u5b50\u3068\u306e\u9055\u3044\u306f\u91cd\u8907\u3059\u308b\u884c\u3092\u524a\u9664\u3057\u3066\u3044\u308b\u304b\u5426\u304b\u3068\u3044\u3046\u70b9\u306b\u306a\u308a\u3001<br \/>\n\u91cd\u8907\u304c\u3042\u308c\u3070\u305d\u306e\u5206\u306e\u30ec\u30b3\u30fc\u30c9\u6570\u306b\u5dee\u7570\u304c\u751f\u3058\u307e\u3059\u3002<\/p>\n<div class=\"info\">UNION\u6f14\u7b97\u5b50\uff1a\u91cd\u8907\u3059\u308b\u884c\u3092\u524a\u9664\u3059\u308b<br \/>\nUNION ALL\u6f14\u7b97\u5b50\uff1a\u91cd\u8907\u3059\u308b\u884c\u3092\u524a\u9664\u3057\u306a\u3044<\/div>\n<p>\u6b21\u306bSQL UNION\u3068UNION ALL\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u5177\u4f53\u7684\u306b\u307f\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"SQL_UNION%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9\"><\/span>SQL UNION\u306e\u4f7f\u3044\u65b9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>SQL UNION\u6f14\u7b97\u5b50\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u8aac\u660e\u3092\u3057\u307e\u3059\u3002<\/p>\n<p>SQL UNION\u6f14\u7b97\u5b50\u306f\u524d\u8ff0\u306e\u3068\u304a\u308a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u7570\u306a\u308b\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u7d50\u5408\u3057\u3001\u91cd\u8907\u3059\u308b\u884c\u3092\u524a\u9664\u3057\u305f\u3044\u5834\u5408\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001\u9867\u5ba2\u60c5\u5831\u304c\u5225\u3005\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u3066\u3001\u305d\u308c\u3089\u3092\u307e\u3068\u3081\u3066\u53d6\u5f97\u3057\u305f\u3044\u304c\u3001\u91cd\u8907\u3059\u308b\u884c\u3092\u6392\u9664\u3057\u305f\u3044\u3068\u3044\u3063\u305f\u5834\u5408\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"SQL_UNION%E3%81%AE%E6%A7%8B%E6%96%87\"><\/span>SQL UNION\u306e\u69cb\u6587<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>SQL UNION\u306e\u69cb\u6587\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<pre><code class=\"language-sql\">SELECT column1, column2 FROM table1\r\nUNION\r\nSELECT column1, column2 FROM table2;<\/code><\/pre>\n<h3><span class=\"ez-toc-section\" id=\"SQL_UNION%E3%81%AE%E3%82%B5%E3%83%B3%E3%83%97%E3%83%AB%E3%82%B3%E3%83%BC%E3%83%89\"><\/span>SQL UNION\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u30b5\u30f3\u30d7\u30eb\u3068\u3057\u3066\u3001\u9867\u5ba2\u60c5\u5831\u3092\u4fdd\u6301\u3059\u308b2\u3064\u306e\u30c6\u30fc\u30d6\u30eb\u3001&#8221;Customers_A&#8221;\u3068&#8221;Customers_B&#8221;\u3092\u4eee\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Customers_A_%E3%83%86%E3%83%BC%E3%83%96%E3%83%AB\"><\/span>Customers_A \u30c6\u30fc\u30d6\u30eb<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<table width=\"100%\">\n<tbody>\n<tr>\n<th>ID<\/th>\n<th>Last_Name<\/th>\n<th>First_Name<\/th>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>takahashi<\/td>\n<td>takahiro<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>ito<\/td>\n<td>daisuke<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>suzuki<\/td>\n<td>daisuke<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4><span class=\"ez-toc-section\" id=\"Customers_B_%E3%83%86%E3%83%BC%E3%83%96%E3%83%AB\"><\/span>Customers_B \u30c6\u30fc\u30d6\u30eb<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<table width=\"100%\">\n<tbody>\n<tr>\n<th>ID<\/th>\n<th>Last_Name<\/th>\n<th>First_Name<\/th>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>suzuki<\/td>\n<td>daisuke<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>ito<\/td>\n<td>natsumi<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>suzuki<\/td>\n<td>keiko<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u30c6\u30fc\u30d6\u30eb\u4f5c\u6210\u3068\u30c7\u30fc\u30bf\u633f\u5165\u3092\u3059\u308b\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<pre><code class=\"language-sql\">-- Customers_A \u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210\r\nCREATE TABLE Customers_A (\r\n    ID INT PRIMARY KEY,\r\n    Last_Name VARCHAR(50),  \r\n    First_Name VARCHAR(50)\r\n);\r\n\r\n-- \u30c7\u30fc\u30bf\u306e\u633f\u5165\r\nINSERT INTO Customers_A (ID, Last_Name, First_Name )\r\nVALUES\r\n    (1, 'takahashi', 'takahiro'),\r\n    (2, 'ito', 'daisuke'),\r\n    (3, 'suzuki', 'daisuke');\r\n    \r\n    \r\n-- Customers_B \u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210\r\nCREATE TABLE Customers_B (\r\n    ID INT PRIMARY KEY,\r\n    Last_Name VARCHAR(50),  \r\n    First_Name VARCHAR(50)\r\n);\r\n\r\n-- \u30c7\u30fc\u30bf\u306e\u633f\u5165\r\nINSERT INTO Customers_B (ID, Last_Name, First_Name )\r\nVALUES\r\n    (3, 'suzuki', 'daisuke'),\r\n    (4, 'ito', 'natsumi'),\r\n    (5, 'suzuki', 'keiko');<\/code><\/pre>\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306bUNION\u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3057\u3066\u30012\u3064\u306e\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u53d6\u5f97\u3057\u305f\u9867\u5ba2\u60c5\u5831\u3092\u7d50\u5408\u3057\u3001\u91cd\u8907\u3092\u9664\u3044\u305f\u7d50\u679c\u30bb\u30c3\u30c8\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-sql\">SELECT ID, Last_Name, First_Name FROM Customers_A\r\nUNION\r\nSELECT ID, Last_Name, First_Name FROM Customers_B;<\/code><\/pre>\n<p>\u7d50\u679c\u3067\u3059\u3002<\/p>\n<table width=\"100%\">\n<tbody>\n<tr>\n<th>ID<\/th>\n<th>Last_Name<\/th>\n<th>First_Name<\/th>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>takahashi<\/td>\n<td>takahiro<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>ito<\/td>\n<td>daisuke<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>suzuki<\/td>\n<td>daisuke<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>ito<\/td>\n<td>natsumi<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>suzuki<\/td>\n<td>keiko<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>ID3\u306e\u884c\u304c\u91cd\u8907\u3057\u3066\u3044\u305f\u306e\u3067\u524a\u9664\u3055\u308c\u305f\u7d50\u679c\u304c\u8fd4\u308a\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"SQL_UNION_ALL%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9\"><\/span>SQL UNION ALL\u306e\u4f7f\u3044\u65b9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>SQL UNION ALL\u6f14\u7b97\u5b50\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u8aac\u660e\u3092\u3057\u307e\u3059\u3002<\/p>\n<p>SQL UNION ALL\u6f14\u7b97\u5b50\u306f\u524d\u8ff0\u306e\u3068\u304a\u308a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u7570\u306a\u308b\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u7d50\u5408\u3057\u3001\u91cd\u8907\u3092\u4fdd\u6301\u3057\u305f\u307e\u307e\u306e\u7d50\u679c\u3092\u5f97\u305f\u3044\u3068\u304d\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"SQL_UNION_ALL%E3%81%AE%E6%A7%8B%E6%96%87\"><\/span>SQL UNION ALL\u306e\u69cb\u6587<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>SQL UNION ALL\u306e\u69cb\u6587\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<pre><code class=\"language-sql\">SELECT column1, column2 FROM table1\r\nUNION ALL\r\nSELECT column1, column2 FROM table2;<\/code><\/pre>\n<h3><span class=\"ez-toc-section\" id=\"SQL_UNION_ALL%E3%81%AE%E3%82%B5%E3%83%B3%E3%83%97%E3%83%AB%E3%82%B3%E3%83%BC%E3%83%89\"><\/span>SQL UNION ALL\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u30b5\u30f3\u30d7\u30eb\u306f\u4e0a\u8a18\u3068\u540c\u3058\u304f\u3001\u9867\u5ba2\u60c5\u5831\u3092\u4fdd\u6301\u3059\u308b2\u3064\u306e\u30c6\u30fc\u30d6\u30eb\u3001&#8221;Customers_A&#8221;\u3068&#8221;Customers_B&#8221;\u3092\u4eee\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p>\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<pre><code class=\"language-sql\">SELECT ID, Last_Name, First_Name FROM Customers_A\r\n  UNION ALL\r\nSELECT ID, Last_Name, First_Name FROM Customers_B;<\/code><\/pre>\n<p>\u7d50\u679c\u3067\u3059\u3002<\/p>\n<table width=\"100%\">\n<tbody>\n<tr>\n<th>ID<\/th>\n<th>Last_Name<\/th>\n<th>First_Name<\/th>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>takahashi<\/td>\n<td>takahiro<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>ito<\/td>\n<td>daisuke<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>suzuki<\/td>\n<td>daisuke<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>suzuki<\/td>\n<td>daisuke<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>ito<\/td>\n<td>natsumi<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>suzuki<\/td>\n<td>keiko<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>ID3\u306e\u884c\u304c\u91cd\u8907\u3057\u3066\u3044\u3066\u3082\u524a\u9664\u3055\u308c\u305a\u3001\u91cd\u8907\u3057\u305f\u72b6\u614b\u3067\u306e\u7d50\u679c\u304c\u8fd4\u308a\u307e\u3059\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"UNION%E3%81%AB%E3%81%8A%E3%81%84%E3%81%A6%E9%87%8D%E8%A4%87%E3%81%8C%E6%8E%92%E9%99%A4%E3%81%95%E3%82%8C%E3%82%8B%E6%9D%A1%E4%BB%B6\"><\/span>UNION\u306b\u304a\u3044\u3066\u91cd\u8907\u304c\u6392\u9664\u3055\u308c\u308b\u6761\u4ef6<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>UNION\u6f14\u7b97\u5b50\u306b\u304a\u3044\u3066\u91cd\u8907\u304c\u6392\u9664\u3055\u308c\u308b\u6761\u4ef6\u306b\u3064\u3044\u3066\u8aac\u660e\u3092\u3057\u307e\u3059\u3002<\/p>\n<p>UNION\u6f14\u7b97\u5b50\u306b\u304a\u3044\u3066\u91cd\u8907\u304c\u6392\u9664\u3055\u308c\u308b\u304b\u3069\u3046\u304b\u306f\u3001\u884c\u5168\u4f53\u306e\u5024\u304c\u6761\u4ef6\u306b\u306a\u308b\u306e\u3067\u306f\u306a\u304f\u3001<br \/>\nSELECT\u6587\u3067\u6307\u5b9a\u3057\u305f\u30ab\u30e9\u30e0\u306e\u5024\u304c\u91cd\u8907\u3059\u308b\u304b\u3069\u3046\u304b\u3067\u5224\u65ad\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u3064\u307e\u308a\u3001SELECT\u6587\u3067\u6307\u5b9a\u3057\u305f\u30ab\u30e9\u30e0\u306e\u5024\u304c\u6bd4\u8f03\u5148\u306e\u5024\u3068\u5b8c\u5168\u306b\u4e00\u81f4\u3059\u308b\u5834\u5408\u306b\u91cd\u8907\u304c\u6392\u9664\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u4ee5\u4e0b\u306e\u3088\u3046\u306a1\u3064\u306e\u30ab\u30e9\u30e0\u3060\u3051SELECT\u6587\u3067\u9078\u3093\u3060\u5834\u5408\u306f\u3001<\/p>\n<pre><code class=\"language-sql\">SELECT Last_Name FROM Customers_A\r\nUNION\r\nSELECT Last_Name FROM Customers_B;<\/code><\/pre>\n<p>\u4ee5\u4e0b\u306e\u7d50\u679c\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<table style=\"width: 100%; height: 96px;\" width=\"100%\">\n<tbody>\n<tr style=\"height: 24px;\">\n<th style=\"width: 79.5712%; height: 24px;\">Last_Name<\/th>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"width: 79.5712%; height: 24px;\">takahashi<\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"width: 79.5712%; height: 24px;\">ito<\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"width: 79.5712%; height: 24px;\">suzuki<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Last_Name\u304c\u91cd\u8907\u3059\u308b\u5834\u5408\u306f\u6392\u9664\u3055\u308c\u3001\u4ed6\u306e\u884c\u304c\u6b8b\u308a\u307e\u3057\u305f\u3002<\/p>\n<p><!--\u5439\u304d\u51fa\u3057\u306f\u3058\u307e\u308a--><\/p>\n<div class=\"fukidashi1\">\n<div class=\"icon\">\n<div class=\"wphg\"><img loading=\"lazy\" src=\"\/wp-content\/uploads\/2021\/07\/taka_kao3.gif\" alt=\"\u30bf\u30ab\u30d2\u30ed\" width=\"110\" height=\"110\" \/><\/div>\n<div class=\"iconfont\">\u30bf\u30ab\u30d2\u30ed<\/div>\n<\/div>\n<div class=\"bubble\">UNION\u6f14\u7b97\u5b50\u306f\u8868\u306e\u884c\u30c7\u30fc\u30bf\u9593\u3067\u91cd\u8907\u3057\u3066\u3044\u306a\u304f\u3066\u3082\u3001Select\u6587\u3067\u9078\u629e\u3057\u305f\u30ab\u30e9\u30e0\u5185\u306e\u4e2d\u3067\u91cd\u8907\u304c\u3042\u308c\u3070\u524a\u9664\u5bfe\u8c61\u3068\u306a\u3063\u3066\u3057\u307e\u3046\u3053\u3068\u306b\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u3002<\/div>\n<\/div>\n<p><!--\u5439\u304d\u51fa\u3057\u7d42\u308f\u308a--><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E3%81%95%E3%81%84%E3%81%94%E3%81%AB\"><\/span>\u3055\u3044\u3054\u306b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4eca\u56de\u306f\u3001<\/p>\n<div class=\"endinfo\">\u30fbSQL UNION\u306e\u4f7f\u3044\u65b9<br \/>\n\u30fbSQL UNION\u3068UNION ALL\u3068\u306e\u9055\u3044<\/div>\n<p>\u306b\u3064\u3044\u3066\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n<p>\u307e\u305f\u3001\u4ed6\u306b\u3082\u5f79\u306b\u7acb\u3064\u60c5\u5831\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u3088\u308d\u3057\u3051\u308c\u3070\u3054\u53c2\u7167\u9802\u3051\u308c\u3070\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SQL UNION\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u3068\u304d\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002 \u305d\u3093\u306a\u4e2d\u3067\u60a9\u3080\u3053\u3068\u306f\u3001 \u30fbSQL UNION\u306e\u4f7f\u3044\u65b9\u304c\u308f\u304b\u3089\u306a\u3044 \u30fbSQL UNION\u3068UNION ALL\u3068\u306e\u9055\u3044\u304c\u308f\u304b\u3089\u306a\u3044 \u3067\u3059\u3088\u306d\u3002 \u4eca\u56de\u306f\u305d&#8230;<\/p>\n","protected":false},"author":1,"featured_media":7904,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[193],"tags":[194],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.4.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>SQL UNION\u306e\u4f7f\u3044\u65b9\uff01UNION ALL\u3068\u306e\u9055\u3044\u3082\uff01 - \u30ad\u30cb\u30ca\u30ea\u30a2\u30f3\u30c6\u30ca<\/title>\n<meta name=\"description\" content=\"\u30fbSQL UNION\u306e\u4f7f\u3044\u65b9\u30fbSQL UNION\u3068UNION ALL\u3068\u306e\u9055\u3044\u306b\u3064\u3044\u3066\u307e\u3068\u3081\u307e\u3059\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/kininariantenna.com\/?p=7905\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" 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