{"id":8171,"date":"2026-05-14T14:31:07","date_gmt":"2026-05-14T05:31:07","guid":{"rendered":"https:\/\/remogu.jp\/c\/?p=8171"},"modified":"2026-05-14T15:26:08","modified_gmt":"2026-05-14T06:26:08","slug":"sql%e6%a1%88%e4%bb%b6%e3%81%ae%e5%a0%b1%e9%85%ac%e3%83%bb%e3%82%b9%e3%82%ad%e3%83%ab%e3%83%9e%e3%83%83%e3%83%97%e5%ae%8c%e5%85%a8%e8%a7%a3%e8%aa%ac2026%e5%b9%b4%e7%89%88","status":"publish","type":"post","link":"https:\/\/remogu.jp\/c\/sql%e6%a1%88%e4%bb%b6%e3%81%ae%e5%a0%b1%e9%85%ac%e3%83%bb%e3%82%b9%e3%82%ad%e3%83%ab%e3%83%9e%e3%83%83%e3%83%97%e5%ae%8c%e5%85%a8%e8%a7%a3%e8%aa%ac2026%e5%b9%b4%e7%89%88\/","title":{"rendered":"SQL\u6848\u4ef6\u306e\u5831\u916c\u30fb\u30b9\u30ad\u30eb\u30de\u30c3\u30d7\u5b8c\u5168\u89e3\u8aac\u30102026\u5e74\u7248\u3011"},"content":{"rendered":"<!-- ============================================================\n  Remogu\u30b3\u30e9\u30e0\uff1aSQL\u6848\u4ef6\u306e\u5831\u916c\u30fb\u30b9\u30ad\u30eb\u30de\u30c3\u30d7\u5b8c\u5168\u89e3\u8aac\u30102026\u5e74\u7248\u3011\n  WordPress Gutenberg\u30b3\u30fc\u30c9\u30a8\u30c7\u30a3\u30bf\u30fc\u8cbc\u308a\u4ed8\u3051\u7528HTML\n  ============================================================ -->\n\n<!-- \u2460 \u30a2\u30a4\u30ad\u30e3\u30c3\u30c1\u753b\u50cf\uff08group\u306e\u5916\u30fb730px\uff09 -->\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\" style=\"max-width: 740px\"><img decoding=\"async\" src=\"\/c\/wp-content\/uploads\/2026\/05\/img6-2.jpg\" alt=\"SQL\u6848\u4ef6\u306e\u5831\u916c\u30fb\u30b9\u30ad\u30eb\u30de\u30c3\u30d7\u5b8c\u5168\u89e3\u8aac2026\u5e74\u7248\" style=\"width:730px\"\/><\/figure>\n<\/div>\n\n<!-- \u672c\u6587\u30b0\u30eb\u30fc\u30d7 -->\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n\n<!-- ==============================\n  \u30ea\u30fc\u30c9\u6587\n================================= -->\n\n\n<p>\u30c7\u30fc\u30bf\u3092\u554f\u3044\u5408\u308f\u305b\u308b\u8a00\u8a9e\u306f\u3001\u3044\u304f\u3064\u3082\u3042\u308b\u3002\u3067\u3082\u3001\u3069\u306e\u30b7\u30b9\u30c6\u30e0\u306e\u5965\u5e95\u306b\u3082\u3001\u5fc5\u305aSQL\u304c\u3044\u308b\u3002<\/p>\n\n\n\n<p>NoSQL\u304c\u767b\u5834\u3057\u3066\u4e45\u3057\u3044\u3002AI\u304c\u30af\u30a8\u30ea\u3092\u81ea\u52d5\u751f\u6210\u3059\u308b\u6642\u4ee3\u306b\u306a\u3063\u305f\u3002\u305d\u308c\u3067\u3082\u3001SQL\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u6848\u4ef6\u306f\u6d88\u3048\u3066\u3044\u306a\u3044\u3002\u6d88\u3048\u308b\u3069\u3053\u308d\u304b\u3001\u30c7\u30fc\u30bf\u306e\u4fa1\u5024\u304c\u4e0a\u304c\u308b\u307b\u3069\u3001SQL\u3092\u6b63\u78ba\u306b\u66f8\u3051\u308b\u4eba\u9593\u306e\u4fa1\u5024\u3082\u9759\u304b\u306b\u4e0a\u304c\u308a\u7d9a\u3051\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p><a href=\"https:\/\/survey.stackoverflow.co\/2024\/technology#most-popular-technologies-language-prof\" target=\"_blank\" rel=\"noopener\">Stack Overflow Developer Survey 2024<\/a>\u3067\u306f\u3001SQL\u306f\u5168\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u958b\u767a\u8005\u306e\u7d0452%\u304c\u5b9f\u52d9\u3067\u4f7f\u7528\u3059\u308b\u8a00\u8a9e\u3068\u3057\u30663\u4f4d\u306b\u30e9\u30f3\u30af\u30a4\u30f3\u3057\u3066\u3044\u307e\u3059\u300250\u5e74\u4ee5\u4e0a\u524d\u306b\u8a2d\u8a08\u3055\u308c\u305f\u8a00\u8a9e\u304c\u3001\u3044\u307e\u3082\u73fe\u5f79\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u3002\u305d\u306e\u4e8b\u5b9f\u304c\u3001SQL\u306e\u672c\u8cea\u3092\u7269\u8a9e\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001SQL\u306e\u516c\u5f0f\u60c5\u5831\u30fb\u8a2d\u8a08\u601d\u60f3\u304b\u3089\u30012026\u5e74\u306e\u6848\u4ef6\u52d5\u5411\u3001\u30b9\u30ad\u30eb\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\u3001\u56fd\u5185\u5916\u306e\u30d7\u30ed\u30c0\u30af\u30c8\u4e8b\u4f8b\u3001\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u3068\u3057\u3066\u306e\u6708\u984d\u5831\u916c\u76ee\u5b89\u3001\u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u3068\u306e\u76f8\u6027\u307e\u3067\u3001\u4f53\u7cfb\u7684\u306b\u6574\u7406\u3057\u307e\u3057\u305f\u3002SQL\u3092\u6b66\u5668\u306b\u6848\u4ef6\u3092\u7372\u5f97\u3057\u305f\u3044\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u305f\u3081\u306e\u3001\u4e00\u518a\u5206\u306e\u60c5\u5831\u3092\u3053\u3053\u306b\u96c6\u3081\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n<!-- \u2461 CTA\u753b\u50cf\uff08\u76ee\u6b21\u306e\u4e0a\uff09 -->\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><a href=\"https:\/\/remogu.jp\/\" target=\"_blank\" rel=\"noreferrer noopener\"><img decoding=\"async\" src=\"https:\/\/remogu.jp\/c\/wp-content\/uploads\/2026\/03\/cta-img.png\" alt=\"Remogu \u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u6848\u4ef6\u3092\u63a2\u3059\" style=\"width:500px\"\/><\/a><\/figure>\n<\/div>\n\n<!-- ==============================\n  \u76ee\u6b21\n================================= -->\n\n<p style=\"font-weight:700\">\u76ee\u6b21<\/p>\n\n\n\n<div class=\"wp-block-group has-border-color has-white-background-color has-background\" style=\"border-color:#1a365d;border-width:1px;border-radius:0px;padding-top:24px;padding-right:28px;padding-bottom:24px;padding-left:28px\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-container-core-group-is-layout-79545096 wp-block-group-is-layout-constrained\">\n\n\n<p style=\"margin-top:0px;margin-bottom:8px\"><a href=\"#section1\">1. SQL\u3068\u306f\u4f55\u304b\u2014\u2014\u516c\u5f0f\u6a19\u6e96\u3068\u8a2d\u8a08\u601d\u60f3<\/a><\/p>\n\n\n\n<p style=\"margin-top:4px;margin-bottom:4px;font-size:14px\">\u3000\u3000<a href=\"#section1-1\">1-1. ISO\u6a19\u6e96SQL\u306e\u8a95\u751f\u3068\u300c\u96c6\u5408\u6307\u5411\u300d\u306e\u601d\u60f3<\/a><\/p>\n\n\n\n<p style=\"margin-top:4px;margin-bottom:4px;font-size:14px\">\u3000\u3000<a href=\"#section1-2\">1-2. \u4e3b\u8981\u306a\u65b9\u8a00\uff08MySQL\u30fbPostgreSQL\u30fbOracle\u30fbSQL Server\uff09\u306e\u9055\u3044<\/a><\/p>\n\n\n\n<p style=\"margin-top:4px;margin-bottom:4px;font-size:14px\">\u3000\u3000<a href=\"#section1-3\">1-3. SQL\u304c\u300c\u6d88\u3048\u306a\u3044\u8a00\u8a9e\u300d\u3067\u3042\u308b\u7406\u7531<\/a><\/p>\n\n\n\n<p style=\"margin-top:8px;margin-bottom:8px\"><a href=\"#section2\">2. 2026\u5e74\u3001SQL\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u77e5\u3063\u3066\u304a\u3044\u3066\u307b\u3057\u3044\u3053\u3068<\/a><\/p>\n\n\n\n<p style=\"margin-top:4px;margin-bottom:4px;font-size:14px\">\u3000\u3000<a href=\"#section2-1\">2-1. Stack Overflow Developer Survey 2024\u304c\u793a\u3059SQL\u306e\u73fe\u5728\u5730<\/a><\/p>\n\n\n\n<p style=\"margin-top:4px;margin-bottom:4px;font-size:14px\">\u3000\u3000<a href=\"#section2-2\">2-2. AI\u30fb\u30c7\u30fc\u30bf\u57fa\u76e4\u6574\u5099\u3067SQL\u9700\u8981\u304c\u52a0\u901f\u3057\u3066\u3044\u308b\u80cc\u666f<\/a><\/p>\n\n\n\n<p style=\"margin-top:4px;margin-bottom:4px;font-size:14px\">\u3000\u3000<a href=\"#section2-3\">2-3. PostgreSQL\u306e\u53f0\u982d\u3068\u300c\u6700\u65b0SQL\u30b9\u30ad\u30eb\u300d\u306e\u4fa1\u5024<\/a><\/p>\n\n\n\n<p style=\"margin-top:8px;margin-bottom:8px\"><a href=\"#section3\">3. \u30b9\u30ad\u30eb\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\u2014\u2014\u521d\u5fc3\u8005\u304b\u3089\u30a8\u30ad\u30b9\u30d1\u30fc\u30c8\u307e\u3067\u306e\u7fd2\u5f97\u30b9\u30c6\u30c3\u30d7<\/a><\/p>\n\n\n\n<p style=\"margin-top:4px;margin-bottom:4px;font-size:14px\">\u3000\u3000<a href=\"#section3-1\">3-1. \u521d\u7d1a\uff08\u7d4c\u9a131\u5e74\u672a\u6e80\uff09\uff1aSELECT\u6587\u306e\u5148\u306b\u3042\u308b\u3082\u306e<\/a><\/p>\n\n\n\n<p style=\"margin-top:4px;margin-bottom:4px;font-size:14px\">\u3000\u3000<a href=\"#section3-2\">3-2. \u4e2d\u7d1a\uff08\u7d4c\u9a131\u301c3\u5e74\uff09\uff1a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3068\u8a2d\u8a08\u529b<\/a><\/p>\n\n\n\n<p style=\"margin-top:4px;margin-bottom:4px;font-size:14px\">\u3000\u3000<a href=\"#section3-3\">3-3. \u4e0a\u7d1a\uff08\u7d4c\u9a133\u301c5\u5e74\uff09\uff1a\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3068\u30d3\u30b8\u30cd\u30b9\u8ca2\u732e<\/a><\/p>\n\n\n\n<p style=\"margin-top:4px;margin-bottom:4px;font-size:14px\">\u3000\u3000<a href=\"#section3-4\">3-4. \u30a8\u30ad\u30b9\u30d1\u30fc\u30c8\uff08\u7d4c\u9a135\u5e74\u4ee5\u4e0a\uff09\uff1a\u5e02\u5834\u4fa1\u5024\u306e\u6700\u5927\u5316<\/a><\/p>\n\n\n\n<p style=\"margin-top:8px;margin-bottom:8px\"><a href=\"#section4\">4. SQL\u304c\u652f\u3048\u308b\u30d7\u30ed\u30c0\u30af\u30c8\u30fb\u30b5\u30fc\u30d3\u30b9\u2014\u2014\u56fd\u5185\u5916\u306e\u4e8b\u4f8b<\/a><\/p>\n\n\n\n<p style=\"margin-top:4px;margin-bottom:4px;font-size:14px\">\u3000\u3000<a href=\"#section4-1\">4-1. \u4e16\u754c\u7684\u306a\u30b5\u30fc\u30d3\u30b9\u3067\u306eSQL\u63a1\u7528\u4e8b\u4f8b<\/a><\/p>\n\n\n\n<p style=\"margin-top:4px;margin-bottom:4px;font-size:14px\">\u3000\u3000<a href=\"#section4-2\">4-2. \u65e5\u672c\u306e\u30b5\u30fc\u30d3\u30b9\u3067\u306e\u63a1\u7528\u4e8b\u4f8b<\/a><\/p>\n\n\n\n<p style=\"margin-top:4px;margin-bottom:4px;font-size:14px\">\u3000\u3000<a href=\"#section4-3\">4-3. \u306a\u305c\u3059\u3079\u3066\u306e\u30d7\u30ed\u30c0\u30af\u30c8\u306bSQL\u304c\u3044\u308b\u306e\u304b<\/a><\/p>\n\n\n\n<p style=\"margin-top:8px;margin-bottom:8px\"><a href=\"#section5\">5. SQL\u6848\u4ef6\u306e\u6708\u984d\u5831\u916c\u76f8\u5834<\/a><\/p>\n\n\n\n<p style=\"margin-top:8px;margin-bottom:8px\"><a href=\"#section6\">6. \u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u3068SQL\u6848\u4ef6\u306e\u76f8\u6027<\/a><\/p>\n\n\n\n<p style=\"margin-top:8px;margin-bottom:8px\"><a href=\"#section7\">7. \u307e\u3068\u3081<\/a><\/p>\n\n\n\n<p style=\"margin-top:8px;margin-bottom:0px\"><a href=\"#section8\">8. \u3088\u304f\u3042\u308b\u8cea\u554f\uff08FAQ\uff09<\/a><\/p>\n\n\n<\/div><\/div>\n\n\n\n<!-- ==============================\n  H2 1: SQL\u3068\u306f\u4f55\u304b\n================================= -->\n\n<h2 id=\"section1\" class=\"wp-block-heading\">1. SQL\u3068\u306f\u4f55\u304b\u2014\u2014\u516c\u5f0f\u6a19\u6e96\u3068\u8a2d\u8a08\u601d\u60f3<\/h2>\n\n<!-- \u2461 \u9014\u4e2d\u633f\u5165\u753b\u50cf\uff08\u30bb\u30af\u30b7\u30e7\u30f31\u76f4\u524d\uff09 -->\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\" style=\"max-width: 740px\"><img decoding=\"async\" src=\"\/c\/wp-content\/uploads\/2026\/04\/img-5-1.jpg\" alt=\"SQL\u306e\u8a2d\u8a08\u601d\u60f3\u3068\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u6982\u5ff5\u56f3\" style=\"object-fit:cover;width:750px;height:420px\"\/><\/figure>\n<\/div>\n\n<p>SQL\u3068\u306f\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u64cd\u4f5c\u3059\u308b\u305f\u3081\u306e\u6a19\u6e96\u7684\u306a\u554f\u3044\u5408\u308f\u305b\u8a00\u8a9e\u3067\u3059\u30021974\u5e74\u306bIBM\u7814\u7a76\u6240\u3067E.F. Codd\u535a\u58eb\u306e\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30e2\u30c7\u30eb\u7406\u8ad6\uff081970\u5e74\uff09\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306b\u958b\u767a\u3055\u308c\u30011987\u5e74\u306b<a href=\"https:\/\/www.iso.org\/standard\/76583.html\" target=\"_blank\" rel=\"noopener\">ISO\/IEC 9075<\/a>\u3068\u3057\u3066\u56fd\u969b\u6a19\u6e96\u5316\u3055\u308c\u307e\u3057\u305f\u3002\u300c\u30c7\u30fc\u30bf\u3092\u8868\u3067\u7ba1\u7406\u3057\u3001\u96c6\u5408\u6f14\u7b97\u3067\u53d6\u308a\u51fa\u3059\u300d\u3068\u3044\u3046\u8a2d\u8a08\u601d\u60f3\u306f\u4eca\u3082\u5909\u308f\u3089\u305a\u3001\u6700\u65b0\u7248\u306fSQL:2023\uff08ISO\/IEC 9075:2023\uff09\u3067\u3059<sup>\u203b1<\/sup>\u3002<\/p>\n\n\n\n<h3 id=\"section1-1\" class=\"wp-block-heading\">1-1. ISO\u6a19\u6e96SQL\u306e\u8a95\u751f\u3068\u300c\u96c6\u5408\u6307\u5411\u300d\u306e\u601d\u60f3<\/h3>\n\n\n\n<p>SQL\u306e\u6838\u5fc3\u306f\u300c\u96c6\u5408\u6307\u5411\u300d\u3067\u3059\u30021\u884c\u305a\u3064\u30eb\u30fc\u30d7\u51e6\u7406\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u6761\u4ef6\u306b\u5408\u81f4\u3059\u308b\u30c7\u30fc\u30bf\u306e\u304b\u305f\u307e\u308a\u3092\u4e00\u5ea6\u306b\u64cd\u4f5c\u3059\u308b\u8003\u3048\u65b9\u304c\u3001SQL\u306e\u6839\u672c\u306b\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30d7\u30ed\u30b0\u30e9\u30de\u306e\u76f4\u611f\u3068\u306f\u9006\u306e\u767a\u60f3\u3067\u3059\u3002\u300c\u6b21\u306e\u884c\u306b\u9032\u3080\u300d\u3068\u3044\u3046\u547d\u4ee4\u306f\u4e0d\u8981\u3067\u3001\u300c\u3053\u306e\u3088\u3046\u306a\u884c\u306e\u96c6\u5408\u3092\u53d6\u3063\u3066\u304f\u308b\u300d\u3068\u5ba3\u8a00\u3059\u308b\u3060\u3051\u3067\u3044\u3044\u3002\u305d\u306e\u62bd\u8c61\u5ea6\u306e\u9ad8\u3055\u304c\u300150\u5e74\u306b\u308f\u305f\u3063\u3066\u591a\u304f\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u3092\u9b45\u4e86\u3057\u7d9a\u3051\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u306eSQL\u6a19\u6e96\u306fISO\uff08\u56fd\u969b\u6a19\u6e96\u5316\u6a5f\u69cb\uff09\u304c\u7ba1\u7406\u3057\u3066\u3044\u307e\u3059\u3002\u73fe\u884c\u306e\u6700\u65b0\u7248\u306fSQL:2023\u3067\u3001JSON\u30c7\u30fc\u30bf\u64cd\u4f5c\u306e\u62e1\u5f35\u3084\u30b0\u30e9\u30d5\u30c7\u30fc\u30bf\u30b5\u30dd\u30fc\u30c8\u306a\u3069\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3057\u305f\u3002ISO\u516c\u5f0f\u30da\u30fc\u30b8\uff08SQL:2023\uff09\uff1a<a href=\"https:\/\/www.iso.org\/standard\/76583.html\" target=\"_blank\" rel=\"noopener\">https:\/\/www.iso.org\/standard\/76583.html<\/a><\/p>\n\n\n\n<h3 id=\"section1-2\" class=\"wp-block-heading\">1-2. \u4e3b\u8981\u306a\u65b9\u8a00\uff08MySQL\u30fbPostgreSQL\u30fbOracle\u30fbSQL Server\uff09\u306e\u9055\u3044<\/h3>\n\n\n\n<p>ISO\u6a19\u6e96SQL\u306f\u300c\u5171\u901a\u306e\u9aa8\u683c\u300d\u3067\u3059\u304c\u3001\u5404\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u88fd\u54c1\u306f\u72ec\u81ea\u306e\u62e1\u5f35\u3092\u52a0\u3048\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u304c\u300c\u65b9\u8a00\u300d\u3067\u3059\u3002\u5b66\u7fd2\u3092\u59cb\u3081\u308b\u524d\u306b\u3001\u81ea\u5206\u304c\u95a2\u308f\u308b\u6848\u4ef6\u3067\u3069\u306e\u65b9\u8a00\u304c\u4f7f\u308f\u308c\u3066\u3044\u308b\u304b\u3092\u628a\u63e1\u3057\u3066\u304a\u304f\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u4e0b\u306e\u8868\u3067\u4e3b\u89815\u88fd\u54c1\u306e\u7279\u5fb4\u3092\u6574\u7406\u3057\u307e\u3057\u305f\u3002MySQL\u3068PostgreSQL\u304c\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u6848\u4ef6\u306e\u4e3b\u6d41\u3067\u3001Oracle\u306f\u91d1\u878d\u30fb\u88fd\u9020\u30fb\u5b98\u516c\u5e81\u306e\u5927\u898f\u6a21\u57fa\u5e79\u7cfb\u306b\u3001SQL Server\u306fMicrosoft\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306e\u4f01\u696d\u306b\u6839\u5f37\u3044\u9700\u8981\u304c\u3042\u308a\u307e\u3059\u3002SQLite\u306f\u30b5\u30fc\u30d0\u30fc\u4e0d\u8981\u3067\u5358\u4e00\u30d5\u30a1\u30a4\u30eb\u3067\u52d5\u4f5c\u3057\u3001Android\u3084iOS\u306b\u6a19\u6e96\u642d\u8f09\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u30e2\u30d0\u30a4\u30eb\u958b\u767a\u3084\u5b66\u7fd2\u74b0\u5883\u3068\u3057\u3066\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-white-background-color has-background\"><tbody>\n<tr>\n  <td style=\"width:12%\"><strong>\u88fd\u54c1\u540d<\/strong><\/td>\n  <td style=\"width:18%\"><strong>\u30e9\u30a4\u30bb\u30f3\u30b9<\/strong><\/td>\n  <td style=\"width:20%\"><strong>\u4e3b\u306a\u7528\u9014<\/strong><\/td>\n  <td style=\"width:35%\"><strong>\u7279\u5fb4<\/strong><\/td>\n  <td style=\"width:15%\"><strong>\u516c\u5f0f\u30b5\u30a4\u30c8<\/strong><\/td>\n<\/tr>\n<tr>\n  <td>MySQL<\/td>\n  <td>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\uff08GPL\uff09\uff0f\u5546\u7528<\/td>\n  <td>Web\u30a2\u30d7\u30ea\u306e\u30d0\u30c3\u30af\u30a8\u30f3\u30c9DB<\/td>\n  <td>\u9ad8\u901f\u306aREAD\u51e6\u7406\u3001\u4e16\u754c\u6700\u5927\u7d1a\u306e\u5c0e\u5165\u5b9f\u7e3e\u3002LAMP\u69cb\u6210\u306e\u5b9a\u756a<\/td>\n  <td><a href=\"https:\/\/www.mysql.com\/\" target=\"_blank\" rel=\"noopener\">mysql.com<\/a><\/td>\n<\/tr>\n<tr>\n  <td>PostgreSQL<\/td>\n  <td>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\uff08PostgreSQL\u30e9\u30a4\u30bb\u30f3\u30b9\uff09<\/td>\n  <td>\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30fb\u5206\u6790\u7cfb<\/td>\n  <td>SQL\u6a19\u6e96\u3078\u306e\u6e96\u62e0\u5ea6\u304c\u9ad8\u3044\u3002JSON\u64cd\u4f5c\u30fb\u5730\u7406\u30c7\u30fc\u30bf\u30fb\u5168\u6587\u691c\u7d22\u306b\u5f37\u3044<\/td>\n  <td><a href=\"https:\/\/www.postgresql.org\/\" target=\"_blank\" rel=\"noopener\">postgresql.org<\/a><\/td>\n<\/tr>\n<tr>\n  <td>Oracle Database<\/td>\n  <td>\u5546\u7528<\/td>\n  <td>\u5927\u898f\u6a21\u57fa\u5e79\u30b7\u30b9\u30c6\u30e0<\/td>\n  <td>\u9ad8\u53ef\u7528\u6027\u30fb\u5927\u898f\u6a21\u30c7\u30fc\u30bf\u306b\u5b9a\u8a55\u3002PL\/SQL\uff08\u624b\u7d9a\u304d\u578b\u62e1\u5f35\uff09\u304c\u7279\u5fb4<\/td>\n  <td><a href=\"https:\/\/www.oracle.com\/jp\/database\/\" target=\"_blank\" rel=\"noopener\">oracle.com\/jp<\/a><\/td>\n<\/tr>\n<tr>\n  <td>Microsoft SQL Server<\/td>\n  <td>\u5546\u7528<\/td>\n  <td>\u4f01\u696d\u57fa\u5e79\u30fbBI\u30fb.NET\u30a2\u30d7\u30ea<\/td>\n  <td>T-SQL\u62e1\u5f35\u3002Azure\u9023\u643a\u304c\u5f37\u529b\u3002Windows\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u89aa\u548c\u6027\u304c\u9ad8\u3044<\/td>\n  <td><a href=\"https:\/\/www.microsoft.com\/ja-jp\/sql-server\/\" target=\"_blank\" rel=\"noopener\">microsoft.com\/ja-jp<\/a><\/td>\n<\/tr>\n<tr>\n  <td>SQLite<\/td>\n  <td>\u30d1\u30d6\u30ea\u30c3\u30af\u30c9\u30e1\u30a4\u30f3<\/td>\n  <td>\u7d44\u8fbc\u307f\u30fb\u30e2\u30d0\u30a4\u30eb\u30fb\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7<\/td>\n  <td>\u30b5\u30fc\u30d0\u30fc\u4e0d\u8981\u3002\u5358\u4e00\u30d5\u30a1\u30a4\u30eb\u3067\u52d5\u4f5c\u3002Android\u3084iOS\u306b\u6a19\u6e96\u642d\u8f09<\/td>\n  <td><a href=\"https:\/\/www.sqlite.org\/\" target=\"_blank\" rel=\"noopener\">sqlite.org<\/a><\/td>\n<\/tr>\n<\/tbody><\/table><\/figure>\n\n\n\n<h3 id=\"section1-3\" class=\"wp-block-heading\">1-3. SQL\u304c\u300c\u6d88\u3048\u306a\u3044\u8a00\u8a9e\u300d\u3067\u3042\u308b\u7406\u7531<\/h3>\n\n\n\n<p>SQL\u304c50\u5e74\u4ee5\u4e0a\u4f7f\u308f\u308c\u7d9a\u3051\u3066\u3044\u308b\u7406\u7531\u306f\u3001\u4ee3\u66ff\u304c\u306a\u3044\u304b\u3089\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4ee3\u66ff\u304c\u4f5c\u3089\u308c\u308b\u305f\u3073\u306b\u3001SQL\u3068\u306e\u63a5\u70b9\u304c\u5897\u3048\u3066\u304d\u305f\u304b\u3089\u3067\u3059\u3002<\/p>\n\n\n\n<p>Hadoop\u306f\u767b\u5834\u6642\u300cSQL\u3092\u4e0d\u8981\u306b\u3059\u308b\u300d\u3068\u8a00\u308f\u308c\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u30c7\u30fc\u30bf\u30a8\u30f3\u30b8\u30cb\u30a2\u305f\u3061\u306fHive\uff08Hadoop\u7528SQL\u65b9\u8a00\uff09\u3092\u4f5c\u308a\u3001\u7d50\u5c40SQL\u3067\u30c7\u30fc\u30bf\u3092\u64cd\u4f5c\u3057\u307e\u3057\u305f\u3002Spark\u306b\u3082Spark SQL\u304c\u3042\u308a\u307e\u3059\u3002BigQuery\u3082Athena\u3082Snowflake\u3082\u3001SQL\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u64cd\u4f5c\u3057\u307e\u3059\u3002\u300cSQL\u306e\u4ee3\u66ff\u300d\u3068\u3057\u3066\u767b\u5834\u3057\u305f\u30b7\u30b9\u30c6\u30e0\u304c\u3001SQL\u3092\u5b9f\u88c5\u3057\u76f4\u3059\u3002\u305d\u308c\u304c\u3053\u306e\u534a\u4e16\u7d00\u306e\u7e70\u308a\u8fd4\u3057\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf\u304c\u3042\u308b\u9650\u308a\u3001SQL\u306f\u6d88\u3048\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<!-- ==============================\n  H2 2: 2026\u5e74\u306e\u52d5\u5411\n================================= -->\n\n<h2 id=\"section2\" class=\"wp-block-heading\">2. 2026\u5e74\u3001SQL\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u77e5\u3063\u3066\u304a\u3044\u3066\u307b\u3057\u3044\u3053\u3068<\/h2>\n\n\n\n<p>\u300cAI\u304c\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u6642\u4ee3\u306b\u3001SQL\u3092\u5b66\u3076\u610f\u5473\u306f\u3042\u308b\u304b\u300d\u2014\u2014\u305d\u3046\u554f\u308f\u308c\u308b\u3053\u3068\u304c\u5897\u3048\u3066\u3044\u307e\u3059\u3002\u7b54\u3048\u306f\u3001\u3042\u308a\u307e\u3059\u3002\u7406\u7531\u306f\u4e8c\u3064\u3067\u3059\u3002<\/p>\n\n\n<!-- \u2461 \u9014\u4e2d\u633f\u5165\u753b\u50cf\uff08\u30bb\u30af\u30b7\u30e7\u30f32\u76f4\u5f8c\uff09 -->\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\" style=\"max-width: 740px\"><img decoding=\"async\" src=\"\/c\/wp-content\/uploads\/2025\/06\/053005.jpg\" alt=\"2026\u5e74\u306eSQL\u6848\u4ef6\u5e02\u5834\u52d5\u5411\u3068\u30c7\u30fc\u30bf\u30a8\u30f3\u30b8\u30cb\u30a2\u9700\u8981\u306e\u63a8\u79fb\" style=\"object-fit:cover;width:750px;height:420px\"\/><\/figure>\n<\/div>\n\n\n<h3 id=\"section2-1\" class=\"wp-block-heading\">2-1. Stack Overflow Developer Survey 2024\u304c\u793a\u3059SQL\u306e\u73fe\u5728\u5730<\/h3>\n\n\n\n<p><a href=\"https:\/\/survey.stackoverflow.co\/2024\/technology#most-popular-technologies-language-prof\" target=\"_blank\" rel=\"noopener\">Stack Overflow Developer Survey 2024<\/a>\u306f\u3001\u4e16\u754c\u6700\u5927\u898f\u6a21\u306e\u958b\u767a\u8005\u8abf\u67fb\u3067\u3059\u30022024\u5e74\u7248\u306b\u304a\u3044\u3066\u3001SQL\u306f\u5168\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u958b\u767a\u8005\u306e\u7d0452%\u304c\u300c\u904e\u53bb1\u5e74\u9593\u306b\u5b9f\u52d9\u3067\u4f7f\u7528\u3057\u305f\u300d\u3068\u56de\u7b54\u3057\u3001JavaScript\u3068Python\u306b\u6b21\u3050\u7b2c3\u4f4d\u306b\u30e9\u30f3\u30af\u30a4\u30f3\u3057\u3066\u3044\u307e\u3059<sup>\u203b3<\/sup>\u3002<\/p>\n\n\n\n<p>\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30a8\u30f3\u30b8\u30cb\u30a2\u3001\u30c7\u30fc\u30bf\u30a8\u30f3\u30b8\u30cb\u30a2\u3001\u30c7\u30fc\u30bf\u30a2\u30ca\u30ea\u30b9\u30c8\u3001DevOps\u3001SRE\u307e\u3067\u3001\u8077\u7a2e\u3092\u554f\u308f\u305a\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u308b\u306e\u304cSQL\u306e\u7279\u5fb4\u3067\u3059\u3002\u300cSQL\u306e\u6848\u4ef6\u300d\u3068\u8a00\u3046\u3088\u308a\u3001\u300cSQL\u304c\u5fc5\u8981\u306a\u6848\u4ef6\u300d\u3068\u3044\u3046\u8868\u73fe\u306e\u65b9\u304c\u6b63\u78ba\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u305d\u308c\u3060\u3051\u3001\u3042\u3089\u3086\u308b\u958b\u767a\u306e\u73fe\u5834\u306b\u6d78\u900f\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"section2-2\" class=\"wp-block-heading\">2-2. AI\u30fb\u30c7\u30fc\u30bf\u57fa\u76e4\u6574\u5099\u3067SQL\u9700\u8981\u304c\u52a0\u901f\u3057\u3066\u3044\u308b\u80cc\u666f<\/h3>\n\n\n\n<p>\u751f\u6210AI\u306e\u666e\u53ca\u306b\u3088\u308a\u3001\u4f01\u696d\u306e\u30c7\u30fc\u30bf\u6d3b\u7528\u30cb\u30fc\u30ba\u304c\u6025\u901f\u306b\u9ad8\u307e\u3063\u3066\u3044\u307e\u3059\u3002AI\u30e2\u30c7\u30eb\u306b\u5b66\u7fd2\u3055\u305b\u308b\u305f\u3081\u306e\u30c7\u30fc\u30bf\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u69cb\u7bc9\u3001BI\u30fb\u30c7\u30fc\u30bf\u30a6\u30a7\u30a2\u30cf\u30a6\u30b9\u306e\u6574\u5099\u3001RAG\uff08Retrieval-Augmented Generation\uff09\u306e\u305f\u3081\u306e\u30d9\u30af\u30c8\u30ebDB\u5468\u8fba\u8a2d\u8a08\u2014\u2014\u3053\u308c\u3089\u3059\u3079\u3066\u3067\u3001SQL\u306e\u77e5\u8b58\u306f\u524d\u63d0\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7d4c\u6e08\u7523\u696d\u7701\u304c\u767a\u8868\u3057\u305f\u300c<a href=\"https:\/\/www.ipa.go.jp\/publish\/wp-dx\/gh2300.html\" target=\"_blank\" rel=\"noopener\">DX\u767d\u66f82023<\/a>\u300d<sup>\u203b4<\/sup>\u3067\u306f\u3001DX\u3092\u63a8\u9032\u3059\u308b\u305f\u3081\u306e\u4eba\u6750\u4e0d\u8db3\u304c\u65e5\u672c\u306e\u4e3b\u8981\u8ab2\u984c\u3068\u3057\u3066\u660e\u8a18\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30c7\u30fc\u30bf\u3092\u6271\u3048\u308b\u4eba\u6750\u306e\u4e0d\u8db3\u306f\u4f9d\u7136\u3068\u3057\u3066\u6df1\u523b\u3067\u3001IT\u4eba\u6750\u306e\u9700\u7d66\u30ae\u30e3\u30c3\u30d7\u306f2030\u5e74\u306b\u5411\u3051\u3066\u62e1\u5927\u3059\u308b\u898b\u901a\u3057\u3067\u3059\u3002\u540c\u7701\u304c2019\u5e74\u306b\u767a\u8868\u3057\u305f\u300c<a href=\"https:\/\/www.meti.go.jp\/policy\/it_policy\/jinzai\/houkokusyo.pdf\" target=\"_blank\" rel=\"noopener\">IT\u4eba\u6750\u9700\u7d66\u306b\u95a2\u3059\u308b\u8abf\u67fb<\/a>\u300d<sup>\u203b5<\/sup>\u3067\u306f\u30012030\u5e74\u306b\u6700\u592779\u4e07\u4eba\u306eIT\u4eba\u6750\u304c\u4e0d\u8db3\u3059\u308b\u3068\u8a66\u7b97\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"section2-3\" class=\"wp-block-heading\">2-3. PostgreSQL\u306e\u53f0\u982d\u3068\u300c\u6700\u65b0SQL\u30b9\u30ad\u30eb\u300d\u306e\u4fa1\u5024<\/h3>\n\n\n\n<p><a href=\"https:\/\/db-engines.com\/en\/ranking\" target=\"_blank\" rel=\"noopener\">DB-Engines\u306e\u30e9\u30f3\u30ad\u30f3\u30b0<\/a><sup>\u203b2<\/sup>\u3067\u306f\u3001PostgreSQL\u304c2023\u5e74\u30fb2024\u5e74\u30682\u5e74\u9023\u7d9a\u3067\u5e74\u9593\u6700\u3082\u4eba\u6c17\u304c\u4e0a\u6607\u3057\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u9078\u3070\u308c\u3066\u3044\u307e\u3059\u3002\u7279\u306b\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7\u3084\u65b0\u898f\u30d7\u30ed\u30c0\u30af\u30c8\u3067\u306e\u63a1\u7528\u304c\u5897\u3048\u3066\u304a\u308a\u3001PostgreSQL\u6848\u4ef6\u306f\u5897\u52a0\u50be\u5411\u306b\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>SQL:2023\u3067\u8ffd\u52a0\u3055\u308c\u305fJSON\u64cd\u4f5c\u6a5f\u80fd\u306e\u62e1\u5f35\u3084\u3001\u30b0\u30e9\u30d5\u30c7\u30fc\u30bf\u30b5\u30dd\u30fc\u30c8\u306f\u3001PostgreSQL 16\u4ee5\u964d\u3067\u5b9f\u88c5\u304c\u9032\u3093\u3067\u3044\u307e\u3059\u3002\u6700\u65b0\u306eSQL\u6a19\u6e96\u306b\u5bfe\u5fdc\u3057\u305f\u30b9\u30ad\u30eb\u3092\u6301\u3064\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u3001\u3088\u308a\u8907\u96d1\u306a\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u6271\u3046\u6848\u4ef6\u3067\u3082\u529b\u3092\u767a\u63ee\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u300c\u6628\u65e5\u307e\u3067\u4e16\u754c\u306b\u306a\u304b\u3063\u305f\u30c7\u30fc\u30bf\u304c\u3001\u4eca\u65e5\u3082\u7a4d\u307f\u4e0a\u304c\u3063\u3066\u3044\u308b\u3002\u300d\u305d\u306e\u30c7\u30fc\u30bf\u3092\u8a9e\u3089\u305b\u308b\u8a00\u8a9e\u3068\u3057\u3066\u3001SQL\u306e\u91cd\u8981\u6027\u306f\u4e0b\u304c\u3063\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<!-- ==============================\n  H2 3: \u30b9\u30ad\u30eb\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\n================================= -->\n\n<h2 id=\"section3\" class=\"wp-block-heading\">3. \u30b9\u30ad\u30eb\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\u2014\u2014\u521d\u5fc3\u8005\u304b\u3089\u30a8\u30ad\u30b9\u30d1\u30fc\u30c8\u307e\u3067\u306e\u7fd2\u5f97\u30b9\u30c6\u30c3\u30d7<\/h2>\n\n\n\n<p>SQL\u306f\u5165\u9580\u304c\u5bb9\u6613\u306a\u8a00\u8a9e\u3067\u3059\u3002\u3057\u304b\u3057\u300c\u66f8\u3051\u308b\u300d\u3068\u300c\u8a2d\u8a08\u3067\u304d\u308b\u300d\u3068\u300c\u6700\u9069\u5316\u3067\u304d\u308b\u300d\u306f\u3001\u307e\u3063\u305f\u304f\u7570\u306a\u308b\u30b9\u30ad\u30eb\u30bb\u30c3\u30c8\u3067\u3059\u3002\u3053\u306e4\u6bb5\u968e\u306e\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\u3092\u53c2\u8003\u306b\u3001\u81ea\u5206\u306e\u73fe\u5728\u5730\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h3 id=\"section3-1\" class=\"wp-block-heading\">3-1. \u521d\u7d1a\uff08\u7d4c\u9a131\u5e74\u672a\u6e80\uff09\uff1aSELECT\u6587\u306e\u5148\u306b\u3042\u308b\u3082\u306e<\/h3>\n\n\n\n<p>SQL\u3092\u5b66\u3073\u59cb\u3081\u305f\u6bb5\u968e\u3067\u306f\u3001\u307e\u305a\u57fa\u672c\u7684\u306aCRUD\u64cd\u4f5c\uff08SELECT \/ INSERT \/ UPDATE \/ DELETE\uff09\u3092\u78ba\u5b9f\u306b\u7fd2\u5f97\u3057\u307e\u3059\u3002\u305d\u306e\u4e0a\u3067\u3001JOIN\u3068\u30b5\u30d6\u30af\u30a8\u30ea\u306e\u7406\u89e3\u304c\u6700\u521d\u306e\u58c1\u306b\u306a\u308a\u307e\u3059\u3002\u7279\u306b\u91cd\u8981\u306a\u306e\u306fJOIN\u3067\u3059\u3002INNER JOIN \/ LEFT JOIN \/ RIGHT JOIN\u306e\u4f7f\u3044\u5206\u3051\u3092\u611f\u899a\u3067\u306f\u306a\u304f\u3001\u96c6\u5408\u8ad6\u7684\u306b\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u4e2d\u7d1a\u3078\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u3059\u3002\u300c\u306a\u305c\u3053\u306e\u7d50\u679c\u306b\u306a\u308b\u306e\u304b\u300d\u3092\u81ea\u5206\u306e\u8a00\u8449\u3067\u8aac\u660e\u3067\u304d\u308b\u30ec\u30d9\u30eb\u3092\u76ee\u6307\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u5b66\u7fd2\u306b\u6d3b\u7528\u3067\u304d\u308b\u516c\u5f0f\u30ea\u30bd\u30fc\u30b9\u3068\u3057\u3066\u3001MySQL\u3068PostgreSQL\u306f\u3044\u305a\u308c\u3082\u5145\u5b9f\u3057\u305f\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u7121\u6599\u516c\u958b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-group has-border-color has-white-background-color has-background\" style=\"border-color:#2563EB;border-width:2px;border-radius:8px;padding-top:20px;padding-right:24px;padding-bottom:20px;padding-left:24px\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-container-core-group-is-layout-44b9f114 wp-block-group-is-layout-constrained\">\n\n\n<p style=\"margin-top:0px;margin-bottom:10px\"><strong>\ud83d\udcda \u521d\u7d1a\u8005\u5411\u3051\u516c\u5f0f\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/dev.mysql.com\/doc\/\" target=\"_blank\" rel=\"noopener\">MySQL\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\uff08dev.mysql.com\/doc\/\uff09<\/li>\n\n\n\n<li><a href=\"https:\/\/www.postgresql.org\/docs\/\" target=\"_blank\" rel=\"noopener\">PostgreSQL\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\uff08postgresql.org\/docs\/\uff09<\/li>\n<\/ul>\n\n\n<\/div><\/div>\n\n\n\n<h3 id=\"section3-2\" class=\"wp-block-heading\">3-2. \u4e2d\u7d1a\uff08\u7d4c\u9a131\u301c3\u5e74\uff09\uff1a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3068\u8a2d\u8a08\u529b<\/h3>\n\n\n\n<p>\u5b9f\u52d9\u3067\u901a\u7528\u3059\u308bSQL\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u306a\u308b\u305f\u3081\u306e\u6838\u5fc3\u306f\u3001\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3067\u3059\u3002\u30b9\u30ed\u30fc\u30af\u30a8\u30ea\u3092\u7279\u5b9a\u3057\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u8a2d\u8a08\u3057\u3001EXPLAIN\uff08\u5b9f\u884c\u8a08\u753b\uff09\u3092\u8aad\u307f\u89e3\u304f\u529b\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u3053\u306e\u6bb5\u968e\u3067\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u8a2d\u8a08\u306e\u57fa\u790e\u3068\u306a\u308b\u6b63\u898f\u5316\uff08\u7b2c1\u301c\u7b2c3\u6b63\u898f\u5f62\uff09\u306e\u7406\u89e3\u3082\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u6b63\u898f\u5316\u304c\u5d29\u308c\u3066\u3044\u308b\u30c6\u30fc\u30d6\u30eb\u8a2d\u8a08\u306b\u8d77\u56e0\u3059\u308b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u554f\u984c\u306f\u3001\u73fe\u5834\u3067\u983b\u7e41\u306b\u767a\u751f\u3057\u307e\u3059\u3002\u300c\u3069\u3046\u66f8\u304f\u304b\u300d\u304b\u3089\u300c\u3069\u3046\u8a2d\u8a08\u3059\u308b\u304b\u300d\u3078\u306e\u8996\u70b9\u306e\u8ee2\u63db\u304c\u3001\u4e2d\u7d1a\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u8a3c\u660e\u3067\u3059\u3002<\/p>\n\n\n\n<h3 id=\"section3-3\" class=\"wp-block-heading\">3-3. \u4e0a\u7d1a\uff08\u7d4c\u9a133\u301c5\u5e74\uff09\uff1a\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3068\u30d3\u30b8\u30cd\u30b9\u8ca2\u732e<\/h3>\n\n\n\n<p>\u4e0a\u7d1a\u306b\u306a\u308b\u3068\u3001\u5358\u4e00\u306eSQL\u3092\u8d85\u3048\u305f\u8996\u70b9\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30a6\u30a7\u30a2\u30cf\u30a6\u30b9\u8a2d\u8a08\u3001\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30cb\u30f3\u30b0\u6226\u7565\u3001\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u69cb\u6210\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30fb\u30ea\u30ab\u30d0\u30ea\u8a2d\u8a08\u306a\u3069\u304c\u4e3b\u306a\u5b88\u5099\u7bc4\u56f2\u306b\u306a\u308a\u307e\u3059\u3002\u30d3\u30b8\u30cd\u30b9\u5074\u3068\u306e\u5bfe\u8a71\u3082\u5897\u3048\u307e\u3059\u3002\u300c\u3053\u306e\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3059\u308b\u3068\u6708\u672b\u30d0\u30c3\u30c1\u304c\u9045\u5ef6\u3059\u308b\u30ea\u30b9\u30af\u304c\u3042\u308b\u300d\u3092\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u8a9e\u3067\u306f\u306a\u304f\u30d3\u30b8\u30cd\u30b9\u8a9e\u3067\u8aac\u660e\u3067\u304d\u308b\u529b\u304c\u8a55\u4fa1\u3055\u308c\u307e\u3059\u3002\u6280\u8853\u3068\u30d3\u30b8\u30cd\u30b9\u306e\u7ffb\u8a33\u8005\u3068\u3057\u3066\u306e\u5f79\u5272\u304c\u3001\u4e0a\u7d1a\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u4fa1\u5024\u306e\u6e90\u6cc9\u3067\u3059\u3002<\/p>\n\n\n\n<h3 id=\"section3-4\" class=\"wp-block-heading\">3-4. \u30a8\u30ad\u30b9\u30d1\u30fc\u30c8\uff08\u7d4c\u9a135\u5e74\u4ee5\u4e0a\uff09\uff1a\u5e02\u5834\u4fa1\u5024\u306e\u6700\u5927\u5316<\/h3>\n\n\n\n<p>\u30a8\u30ad\u30b9\u30d1\u30fc\u30c8\u30ec\u30d9\u30eb\u3067\u306f\u3001DBA\uff08Database Administrator\uff09\u3068\u3057\u3066\u306e\u6df1\u3044\u5c02\u9580\u77e5\u8b58\u304b\u3001\u30c7\u30fc\u30bf\u30a8\u30f3\u30b8\u30cb\u30a2\u30fb\u30c7\u30fc\u30bf\u30a2\u30fc\u30ad\u30c6\u30af\u30c8\u3068\u3057\u3066\u306e\u8a2d\u8a08\u529b\u304c\u554f\u308f\u308c\u307e\u3059\u3002\u30af\u30e9\u30a6\u30c9DB\uff08BigQuery \/ Redshift \/ Snowflake \/ Aurora\uff09\u3068\u306e\u9023\u643a\u8a2d\u8a08\u3001\u30c7\u30fc\u30bf\u30ec\u30a4\u30af\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30c7\u30fc\u30bf\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306a\u3069\u3001\u30e2\u30c0\u30f3\u30c7\u30fc\u30bf\u30b9\u30bf\u30c3\u30af\u5168\u4f53\u3078\u306e\u7406\u89e3\u304c\u4fa1\u5024\u3092\u9ad8\u3081\u307e\u3059\u3002SQL\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u4f7f\u3046\u30b9\u30ad\u30eb\u2014\u2014Python\uff08pandas \/ SQLAlchemy\uff09\u3001Apache Airflow\u3001dbt\uff08data build tool\uff09\u2014\u2014\u306e\u7fd2\u5f97\u304c\u3001\u9ad8\u5831\u916c\u6848\u4ef6\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u5e83\u3052\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-white-background-color has-background\"><tbody>\n<tr>\n  <td style=\"width:10%\"><strong>\u30ec\u30d9\u30eb<\/strong><\/td>\n  <td style=\"width:14%\"><strong>\u76ee\u5b89\u7d4c\u9a13\u5e74\u6570<\/strong><\/td>\n  <td style=\"width:30%\"><strong>\u7fd2\u5f97\u3059\u3079\u304d\u30b9\u30ad\u30eb<\/strong><\/td>\n  <td style=\"width:30%\"><strong>\u6d3b\u8e8d\u3067\u304d\u308b\u6848\u4ef6\u30a4\u30e1\u30fc\u30b8<\/strong><\/td>\n  <td style=\"width:16%\"><strong>\u6708\u984d\u5831\u916c\u76ee\u5b89<\/strong><\/td>\n<\/tr>\n<tr>\n  <td>\u521d\u7d1a<\/td>\n  <td>\u301c1\u5e74<\/td>\n  <td>SELECT \/ JOIN \/ \u30b5\u30d6\u30af\u30a8\u30ea \/ \u57fa\u672c\u7684\u306a\u96c6\u8a08\u95a2\u6570<\/td>\n  <td>Web\u30a2\u30d7\u30ea\u306eDB\u64cd\u4f5c\u88dc\u52a9\u3001\u30c7\u30fc\u30bf\u62bd\u51fa\u88dc\u52a9\u3001BI\u30c4\u30fc\u30eb\u306e\u30ec\u30dd\u30fc\u30c8\u4f5c\u6210<\/td>\n  <td>40\u301c60\u4e07\u5186<\/td>\n<\/tr>\n<tr>\n  <td>\u4e2d\u7d1a<\/td>\n  <td>1\u301c3\u5e74<\/td>\n  <td>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u8a2d\u8a08 \/ EXPLAIN \/ \u6b63\u898f\u5316 \/ \u30b9\u30c8\u30a2\u30c9\u30d7\u30ed\u30b7\u30fc\u30b8\u30e3<\/td>\n  <td>\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u958b\u767a\uff08DB\u62c5\u5f53\uff09\u3001\u30c7\u30fc\u30bf\u5206\u6790\u57fa\u76e4\u306e\u6574\u5099\u3001\u30af\u30a8\u30ea\u6700\u9069\u5316<\/td>\n  <td>60\u301c90\u4e07\u5186<\/td>\n<\/tr>\n<tr>\n  <td>\u4e0a\u7d1a<\/td>\n  <td>3\u301c5\u5e74<\/td>\n  <td>DB\u8a2d\u8a08\u30fb\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3 \/ \u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30cb\u30f3\u30b0 \/ \u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u8a2d\u8a08<\/td>\n  <td>DWH\u8a2d\u8a08\u30fb\u69cb\u7bc9\u3001\u30c7\u30fc\u30bf\u30de\u30fc\u30c8\u8a2d\u8a08\u3001\u57fa\u5e79\u7cfbDB\u79fb\u884cPJ<\/td>\n  <td>80\u301c120\u4e07\u5186<\/td>\n<\/tr>\n<tr>\n  <td>\u30a8\u30ad\u30b9\u30d1\u30fc\u30c8<\/td>\n  <td>5\u5e74\u4ee5\u4e0a<\/td>\n  <td>DBA \/ \u30af\u30e9\u30a6\u30c9DB\uff08BigQuery \/ Redshift \/ Snowflake\uff09\/ dbt \/ \u30c7\u30fc\u30bf\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u8a2d\u8a08<\/td>\n  <td>\u30c7\u30fc\u30bf\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u69cb\u7bc9\u3001\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u8a2d\u8a08\u3001\u30c6\u30c3\u30af\u30ea\u30fc\u30c9\u652f\u63f4<\/td>\n  <td>100\u301c150\u4e07\u5186<\/td>\n<\/tr>\n<\/tbody><\/table><\/figure>\n\n\n\n<p><small>\u8868\u306fRemogu\u306e\u300c<a href=\"https:\/\/remogu.jp\/c\/engineer-salary-2024\/\" target=\"_blank\" rel=\"noopener\">\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u5831\u916c\u76f8\u58342024<\/a>\u300d<sup>\u203b6<\/sup>\u3092\u53c2\u8003\u306b\u3001\u7de8\u96c6\u90e8\u304c\u7d4c\u9a13\u5e74\u6570\u5225\u306b\u6574\u7406\u3057\u305f\u3082\u306e\u3067\u3059\u3002\u6708\u984d\u5831\u916c\u306f\u6848\u4ef6\u306e\u96e3\u6613\u5ea6\u30fb\u7a3c\u50cd\u7387\u30fb\u30b9\u30ad\u30eb\u7d44\u307f\u5408\u308f\u305b\u306b\u3088\u3063\u3066\u5909\u52d5\u3057\u307e\u3059\u3002\u30d5\u30eb\u30ea\u30e2\u30fc\u30c8\u6848\u4ef6\u306e\u5834\u5408\u3001\u540c\u7b49\u30b9\u30ad\u30eb\u3067\u3082\u9ad8\u5831\u916c\u6848\u4ef6\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3084\u3059\u3044\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002<\/small><\/p>\n\n\n\n<!-- ==============================\n  H2 4: \u30d7\u30ed\u30c0\u30af\u30c8\u4e8b\u4f8b\n================================= -->\n\n<h2 id=\"section4\" class=\"wp-block-heading\">4. SQL\u304c\u652f\u3048\u308b\u30d7\u30ed\u30c0\u30af\u30c8\u30fb\u30b5\u30fc\u30d3\u30b9\u2014\u2014\u56fd\u5185\u5916\u306e\u4e8b\u4f8b<\/h2>\n\n\n\n<p>\u300c\u3069\u3093\u306a\u30d7\u30ed\u30c0\u30af\u30c8\u3067SQL\u304c\u4f7f\u308f\u308c\u3066\u3044\u308b\u304b\u300d\u3092\u77e5\u308b\u3053\u3068\u306f\u3001\u6848\u4ef6\u9078\u629e\u306e\u89e3\u50cf\u5ea6\u3092\u4e0a\u3052\u307e\u3059\u3002\u898f\u6a21\u611f\u30fb\u7528\u9014\u30fb\u4f7f\u308f\u308c\u65b9\u304c\u7570\u306a\u308b\u4e8b\u4f8b\u3092\u898b\u308b\u3053\u3068\u3067\u3001\u81ea\u5206\u306e\u30b9\u30ad\u30eb\u304c\u3069\u306e\u6587\u8108\u3067\u6d3b\u304d\u308b\u304b\u304c\u898b\u3048\u3066\u304d\u307e\u3059\u3002<\/p>\n\n\n<!-- \u2461 \u9014\u4e2d\u633f\u5165\u753b\u50cf\uff08\u30bb\u30af\u30b7\u30e7\u30f34\u76f4\u5f8c\uff09 -->\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\" style=\"max-width: 740px\"><img decoding=\"async\" src=\"\/c\/wp-content\/uploads\/2025\/08\/2.png\" alt=\"\u56fd\u5185\u5916\u306e\u4e3b\u8981\u30d7\u30ed\u30c0\u30af\u30c8\u306b\u304a\u3051\u308bSQL\u6d3b\u7528\u4e8b\u4f8b\" style=\"object-fit:cover;width:750px;height:420px\"\/><\/figure>\n<\/div>\n\n\n<h3 id=\"section4-1\" class=\"wp-block-heading\">4-1. \u4e16\u754c\u7684\u306a\u30b5\u30fc\u30d3\u30b9\u3067\u306eSQL\u63a1\u7528\u4e8b\u4f8b<\/h3>\n\n\n\n<p><strong>Twitter \/ X<\/strong>\u2014\u2014Twitter\uff08\u73feX\uff09\u306f\u9577\u5e74MySQL\u3092\u30b3\u30a2\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u3057\u3066\u4f7f\u7528\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u30c4\u30a4\u30fc\u30c8\u30c7\u30fc\u30bf\u30fb\u30e6\u30fc\u30b6\u30fc\u30c7\u30fc\u30bf\u306e\u7ba1\u7406\u306b\u52a0\u3048\u3001\u5e83\u544a\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u306b\u3082MySQL\u304c\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u6570\u5104\u30e6\u30fc\u30b6\u30fc\u898f\u6a21\u306e\u30c7\u30fc\u30bf\u3092MySQL\u3067\u51e6\u7406\u3059\u308b\u305f\u3081\u306e\u30b7\u30e3\u30fc\u30c7\u30a3\u30f3\u30b0\u6280\u8853\u3084\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u306f\u3001\u696d\u754c\u306e\u30ce\u30a6\u30cf\u30a6\u3068\u3057\u3066\u5e83\u304f\u53c2\u7167\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>Airbnb<\/strong>\u2014\u2014Airbnb\u306f\u304b\u3064\u3066\u306e\u30b7\u30f3\u30b0\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u3042\u308bMySQL\u304b\u3089\u3001Apache Hive\u3068Presto\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u30c7\u30fc\u30bf\u30a6\u30a7\u30a2\u30cf\u30a6\u30b9\u57fa\u76e4\u3078\u3068\u79fb\u884c\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306eHive\u3082Presto\u3082\u3001\u30af\u30a8\u30ea\u306fSQL\u30d9\u30fc\u30b9\u3067\u3059\u3002\u300c\u30c7\u30fc\u30bf\u6c11\u4e3b\u5316\uff08\u3059\u3079\u3066\u306e\u8077\u7a2e\u304cSQL\u3067\u30c7\u30fc\u30bf\u3092\u63a2\u7d22\u3067\u304d\u308b\u74b0\u5883\uff09\u300d\u3092Airbnb\u306f\u65e9\u671f\u304b\u3089\u63a8\u9032\u3057\u3066\u304a\u308a\u3001SQL\u304c\u7d44\u7e54\u6a2a\u65ad\u306e\u30c7\u30fc\u30bf\u8a00\u8a9e\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>GitHub<\/strong>\u2014\u2014GitHub\u306fMySQL\u3092\u30b3\u30a2DB\u3068\u3057\u3066\u63a1\u7528\u3057\u3066\u304a\u308a\u3001\u30d7\u30eb\u30ea\u30af\u30a8\u30b9\u30c8\u30fbIssue\u30fb\u30b3\u30fc\u30c9\u30ec\u30d3\u30e5\u30fc\u306a\u3069\u306e\u6a5f\u80fd\u30c7\u30fc\u30bf\u3092\u7ba1\u7406\u3057\u3066\u3044\u307e\u3059\u3002MySQL\u672c\u4f53\u306e\u6539\u5584\u306b\u8ca2\u732e\u3059\u308b\u307b\u3069\u6df1\u304f\u4f7f\u3044\u8fbc\u3093\u3067\u3044\u308b\u3053\u3068\u3067\u77e5\u3089\u308c\u3066\u304a\u308a\u3001\u5927\u898f\u6a21\u904b\u7528\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u516c\u958b\u3059\u308b\u3053\u3068\u3067\u696d\u754c\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"section4-2\" class=\"wp-block-heading\">4-2. \u65e5\u672c\u306e\u30b5\u30fc\u30d3\u30b9\u3067\u306e\u63a1\u7528\u4e8b\u4f8b<\/h3>\n\n\n\n<p><strong>\u697d\u5929\u30b0\u30eb\u30fc\u30d7<\/strong>\u2014\u2014\u697d\u5929\u5e02\u5834\u3092\u306f\u3058\u3081\u3068\u3059\u308b\u591a\u69d8\u306a\u30b5\u30fc\u30d3\u30b9\u7fa4\u3067\u3001MySQL\u3068PostgreSQL\u304c\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u5927\u91cf\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf\u3068\u5206\u6790\u30af\u30a8\u30ea\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u306b\u3001DB\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3068\u57fa\u76e4\u8a2d\u8a08\u306e\u30b9\u30ad\u30eb\u3092\u6301\u3064\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u91cd\u8981\u306a\u5f79\u5272\u3092\u62c5\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\u30e1\u30eb\u30ab\u30ea<\/strong>\u2014\u2014\u30e1\u30eb\u30ab\u30ea\u306fMySQL\u3092\u30d9\u30fc\u30b9\u3068\u3057\u305fDB\u57fa\u76e4\u304b\u3089\u30b9\u30bf\u30fc\u30c8\u3057\u3001\u73fe\u5728\u306fCloud Spanner\u3084BigQuery\u306a\u3069\u306e\u30af\u30e9\u30a6\u30c9\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u7d44\u307f\u5408\u308f\u305b\u305f\u69cb\u6210\u306b\u9032\u5316\u3057\u3066\u3044\u307e\u3059\u3002Cloud Spanner\u3082BigQuery\u3082\u3001SQL\u3067\u64cd\u4f5c\u3057\u307e\u3059\u3002\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u306e\u5404\u30c1\u30fc\u30e0\u304c\u72ec\u81ea\u306eDB\u3092\u6301\u3064\u69cb\u6210\u3067\u3082\u3001\u5171\u901a\u8a00\u8a9e\u3068\u3057\u3066SQL\u304c\u6a5f\u80fd\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>Yahoo! JAPAN<\/strong>\u2014\u2014\u56fd\u5185\u6700\u5927\u7d1a\u306eWeb\u30b5\u30fc\u30d3\u30b9\u3092\u904b\u55b6\u3059\u308bYahoo! JAPAN\u3067\u306f\u3001MySQL\u30fbPostgreSQL\u30fbHive\u306a\u3069\u306eSQL\u30d9\u30fc\u30b9\u306e\u30b7\u30b9\u30c6\u30e0\u304c\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u691c\u7d22\u30fb\u5e83\u544a\u30fbEC\u306a\u3069\u7570\u306a\u308b\u30c9\u30e1\u30a4\u30f3\u306e\u30c7\u30fc\u30bf\u3092\u6a2a\u65ad\u7684\u306b\u6d3b\u7528\u3059\u308b\u305f\u3081\u306b\u3001SQL\u30b9\u30ad\u30eb\u3092\u6301\u3064\u30c7\u30fc\u30bf\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u591a\u6570\u6d3b\u8e8d\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"section4-3\" class=\"wp-block-heading\">4-3. \u306a\u305c\u3059\u3079\u3066\u306e\u30d7\u30ed\u30c0\u30af\u30c8\u306bSQL\u304c\u3044\u308b\u306e\u304b<\/h3>\n\n\n\n<p>\u7406\u7531\u306f\u4e00\u3064\u3067\u3059\u3002\u30c7\u30fc\u30bf\u3092\u6c38\u7d9a\u5316\u3057\u3001\u4efb\u610f\u306e\u6761\u4ef6\u3067\u53d6\u308a\u51fa\u3059\u4ed5\u7d44\u307f\u3068\u3057\u3066\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c50\u5e74\u9593\u7b54\u3048\u7d9a\u3051\u3066\u304d\u305f\u554f\u3044\u306b\u3001\u3044\u307e\u3060\u306b\u5b8c\u5168\u306a\u4ee3\u66ff\u304c\u306a\u3044\u304b\u3089\u3067\u3059\u3002<\/p>\n\n\n\n<p>NoSQL\u306f\u30b9\u30b1\u30fc\u30eb\u30a2\u30a6\u30c8\u3068\u7279\u5b9a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3067\u306f\u512a\u308c\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u4fdd\u8a3c\uff08ACID\u7279\u6027\uff09\u3068\u3001\u8907\u96d1\u306a\u7d50\u5408\u30fb\u96c6\u8a08\u304c\u5fc5\u8981\u306a\u5834\u9762\u3067\u306f\u3001RDBMS\u3068SQL\u304c\u9078\u3070\u308c\u7d9a\u3051\u307e\u3059\u3002AI\u6642\u4ee3\u306e\u30c7\u30fc\u30bf\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3067\u3082\u3001\u6700\u7d42\u7684\u306b\u30c7\u30fc\u30bf\u3092\u6574\u5f62\u30fb\u691c\u8a3c\u30fb\u96c6\u8a08\u3059\u308b\u6bb5\u968e\u3067SQL\u306f\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-white-background-color has-background\"><tbody>\n<tr>\n  <td style=\"width:14%\"><strong>\u30b5\u30fc\u30d3\u30b9\u540d<\/strong><\/td>\n  <td style=\"width:8%\"><strong>\u56fd<\/strong><\/td>\n  <td style=\"width:22%\"><strong>\u4e3b\u306aRDBMS<\/strong><\/td>\n  <td style=\"width:56%\"><strong>SQL\u306e\u4e3b\u306a\u7528\u9014<\/strong><\/td>\n<\/tr>\n<tr>\n  <td>Twitter \/ X<\/td>\n  <td>\u7c73\u56fd<\/td>\n  <td>MySQL<\/td>\n  <td>\u30e6\u30fc\u30b6\u30fc\u30c7\u30fc\u30bf\u30fb\u30c4\u30a4\u30fc\u30c8\u30c7\u30fc\u30bf\u30fb\u5e83\u544a\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0<\/td>\n<\/tr>\n<tr>\n  <td>GitHub<\/td>\n  <td>\u7c73\u56fd<\/td>\n  <td>MySQL<\/td>\n  <td>\u30ea\u30dd\u30b8\u30c8\u30ea\u30fbPR\u30fbIssue\u30fb\u30b3\u30fc\u30c9\u30ec\u30d3\u30e5\u30fc\u30c7\u30fc\u30bf\u306e\u7ba1\u7406<\/td>\n<\/tr>\n<tr>\n  <td>Airbnb<\/td>\n  <td>\u7c73\u56fd<\/td>\n  <td>MySQL \u2192 Hive \/ Presto<\/td>\n  <td>\u4e88\u7d04\u30fb\u30db\u30b9\u30c8\u30c7\u30fc\u30bf\u7ba1\u7406\u3001\u5168\u793e\u6a2a\u65ad\u306e\u5206\u6790\u57fa\u76e4<\/td>\n<\/tr>\n<tr>\n  <td>Shopify<\/td>\n  <td>\u30ab\u30ca\u30c0<\/td>\n  <td>MySQL<\/td>\n  <td>\u6ce8\u6587\u30fb\u5546\u54c1\u30fb\u5728\u5eab\u30c7\u30fc\u30bf\u7ba1\u7406\u3001100\u4e07\u8d85\u306eEC\u30b9\u30c8\u30a2\u904b\u55b6<\/td>\n<\/tr>\n<tr>\n  <td>\u30e1\u30eb\u30ab\u30ea<\/td>\n  <td>\u65e5\u672c<\/td>\n  <td>MySQL + Cloud Spanner + BigQuery<\/td>\n  <td>\u53d6\u5f15\u30c7\u30fc\u30bf\u7ba1\u7406\u3001\u30c7\u30fc\u30bf\u5206\u6790\u57fa\u76e4\u3001\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u9593\u306e\u30c7\u30fc\u30bf\u6574\u5408<\/td>\n<\/tr>\n<tr>\n  <td>\u697d\u5929\u30b0\u30eb\u30fc\u30d7<\/td>\n  <td>\u65e5\u672c<\/td>\n  <td>MySQL \/ PostgreSQL<\/td>\n  <td>\u697d\u5929\u5e02\u5834\u30fb\u697d\u5929\u30c8\u30e9\u30d9\u30eb\u7b49\u306e\u5546\u54c1\u30fb\u4f1a\u54e1\u30fb\u53d6\u5f15\u30c7\u30fc\u30bf\u7ba1\u7406<\/td>\n<\/tr>\n<tr>\n  <td>LINE\u30e4\u30d5\u30fc<\/td>\n  <td>\u65e5\u672c<\/td>\n  <td>MySQL<\/td>\n  <td>\u30e1\u30c3\u30bb\u30fc\u30b8\u30f3\u30b0\u57fa\u76e4\u3001\u30b9\u30bf\u30f3\u30d7\u30b7\u30e7\u30c3\u30d7\u3001LINE Pay\u306a\u3069<\/td>\n<\/tr>\n<\/tbody><\/table><\/figure>\n\n\n\n<p><small>\u8868\u306f\u5404\u793e\u306e\u6280\u8853\u30d6\u30ed\u30b0\u30fb\u30ab\u30f3\u30d5\u30a1\u30ec\u30f3\u30b9\u767b\u58c7\u8cc7\u6599\uff08\u7de8\u96c6\u90e8\u8abf\u3079\uff09\u3092\u3082\u3068\u306b\u4f5c\u6210\u3057\u305f\u3082\u306e\u3067\u3059\u3002\u540c\u4e00\u4f01\u696d\u3067\u3082\u90e8\u7f72\u3084\u30d7\u30ed\u30c0\u30af\u30c8\u306b\u3088\u3063\u3066\u7570\u306a\u308bDB\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3044\u305a\u308c\u306e\u30b5\u30fc\u30d3\u30b9\u3067\u3082\u3001SQL\u64cd\u4f5c\u30b9\u30ad\u30eb\u306f\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u6c42\u3081\u3089\u308c\u308b\u5171\u901a\u306e\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u4f4d\u7f6e\u3065\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/small><\/p>\n\n\n\n<!-- ==============================\n  H2 5: \u5831\u916c\u76f8\u5834\n================================= -->\n\n<h2 id=\"section5\" class=\"wp-block-heading\">5. SQL\u6848\u4ef6\u306e\u6708\u984d\u5831\u916c\u76f8\u5834<\/h2>\n\n\n\n<p>\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u306eSQL\u6848\u4ef6\u306b\u304a\u3051\u308b\u6708\u984d\u5831\u916c\u306f\u3001\u30b9\u30ad\u30eb\u306e\u6df1\u3055\u3068\u639b\u3051\u5408\u308f\u305b\u308b\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u306b\u3088\u3063\u3066\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002\u300cSQL\u3060\u3051\u66f8\u3051\u308b\u300d\u3068\u300cSQL\u3067\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u8a2d\u8a08\u3067\u304d\u308b\u300d\u3067\u306f\u3001\u5831\u916c\u306b\u5927\u304d\u306a\u5dee\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>Remogu\u300c<a href=\"https:\/\/remogu.jp\/c\/engineer-salary-2024\/\" target=\"_blank\" rel=\"noopener\">\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u5831\u916c\u76f8\u58342024<\/a>\u300d<sup>\u203b6<\/sup>\u306e\u30c7\u30fc\u30bf\u3092\u3082\u3068\u306b\u3001SQL\u95a2\u9023\u6848\u4ef6\u306e\u6708\u984d\u5831\u916c\u76ee\u5b89\u3092\u6574\u7406\u3057\u307e\u3057\u305f\u3002\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u306e\u6708\u984d\u5831\u916c\u306f\u7a3c\u50cd\u7387\uff08\u90313\u301c5\u65e5\uff09\u3001\u6848\u4ef6\u306e\u898f\u6a21\u30fb\u96e3\u6613\u5ea6\u3001\u30b9\u30ad\u30eb\u306e\u5e0c\u5c11\u6027\u306b\u3088\u3063\u3066\u5909\u52d5\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3042\u304f\u307e\u3067\u53c2\u8003\u5024\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-white-background-color has-background\"><tbody>\n<tr>\n  <td style=\"width:20%\"><strong>\u30b9\u30ad\u30eb\u533a\u5206<\/strong><\/td>\n  <td style=\"width:28%\"><strong>\u4e3b\u306a\u30b9\u30ad\u30eb\u30bb\u30c3\u30c8<\/strong><\/td>\n  <td style=\"width:14%\"><strong>\u6708\u984d\u5831\u916c\u76ee\u5b89<\/strong><\/td>\n  <td style=\"width:38%\"><strong>\u6848\u4ef6\u50be\u5411<\/strong><\/td>\n<\/tr>\n<tr>\n  <td>SQL\u57fa\u790e\uff08\u521d\u301c\u4e2d\u7d1a\uff09<\/td>\n  <td>SELECT \/ JOIN \/ \u96c6\u8a08\u95a2\u6570 \/ \u57fa\u672c\u7684\u306a\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0<\/td>\n  <td>40\u301c65\u4e07\u5186<\/td>\n  <td>Web\u7cfb\u30a2\u30d7\u30ea\u306eDB\u64cd\u4f5c\u88dc\u52a9\u3001\u30c7\u30fc\u30bf\u62bd\u51fa\u30fb\u96c6\u8a08\u30bf\u30b9\u30af<\/td>\n<\/tr>\n<tr>\n  <td>SQL\u4e2d\u301c\u4e0a\u7d1a<\/td>\n  <td>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u8a2d\u8a08 \/ \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0 \/ DB\u8a2d\u8a08<\/td>\n  <td>65\u301c95\u4e07\u5186<\/td>\n  <td>\u30b5\u30fc\u30d3\u30b9\u306eDB\u6539\u5584\u30fb\u79fb\u884cPJ\u3001\u30c7\u30fc\u30bf\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0<\/td>\n<\/tr>\n<tr>\n  <td>SQL \u00d7 \u30af\u30e9\u30a6\u30c9DB<\/td>\n  <td>BigQuery \/ Redshift \/ Snowflake \/ Aurora<\/td>\n  <td>80\u301c120\u4e07\u5186<\/td>\n  <td>DWH\u69cb\u7bc9\u30fbBI\u57fa\u76e4\u6574\u5099\u3001\u30c7\u30fc\u30bf\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u8a2d\u8a08<\/td>\n<\/tr>\n<tr>\n  <td>SQL \u00d7 \u30c7\u30fc\u30bf\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0<\/td>\n  <td>Python + SQL \/ dbt \/ Airflow \/ Spark SQL<\/td>\n  <td>90\u301c140\u4e07\u5186<\/td>\n  <td>\u30c7\u30fc\u30bf\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u69cb\u7bc9\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u57fa\u76e4\u8a2d\u8a08<\/td>\n<\/tr>\n<tr>\n  <td>DBA \/ DB\u30a2\u30fc\u30ad\u30c6\u30af\u30c8<\/td>\n  <td>\u5927\u898f\u6a21DB\u8a2d\u8a08\u30fb\u904b\u7528 \/ HA\u69cb\u6210 \/ \u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u8a2d\u8a08<\/td>\n  <td>100\u301c150\u4e07\u5186<\/td>\n  <td>\u57fa\u5e79\u7cfbDB\u5237\u65b0\u3001\u30af\u30e9\u30a6\u30c9\u79fb\u884c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30ea\u30fc\u30c9<\/td>\n<\/tr>\n<\/tbody><\/table><\/figure>\n\n\n\n<p>SQL\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u6708\u984d80\u4e07\u5186\u4ee5\u4e0a\u306e\u6848\u4ef6\u3092\u76ee\u6307\u3059\u5834\u5408\u3001SQL\u306b\u52a0\u3048\u3066\u30af\u30e9\u30a6\u30c9DB\uff08BigQuery\u3001Snowflake\u306a\u3069\uff09\u3084\u30c7\u30fc\u30bf\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\uff08dbt\u3001Airflow\uff09\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\u304c\u6709\u52b9\u3067\u3059\u3002\u300cSQL\u3060\u3051\u3067\u52dd\u8ca0\u3059\u308b\u300d\u3088\u308a\u3082\u300cSQL\u3092\u8ef8\u306b\u3057\u3066\u30c7\u30fc\u30bf\u57fa\u76e4\u5168\u4f53\u3092\u6271\u3048\u308b\u300d\u4eba\u6750\u304c\u3001\u73fe\u5728\u306e\u6848\u4ef6\u5e02\u5834\u3067\u6700\u3082\u6c42\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n<!-- \u9ad8\u5831\u916c\u6848\u4ef6\u306e\u7279\u5fb4\uff08\u88c5\u98fe\u30dc\u30c3\u30af\u30b9\uff09 -->\n\n<div class=\"wp-block-group has-border-color has-white-background-color has-background\" style=\"border-color:#059669;border-width:2px;border-radius:8px;padding-top:20px;padding-right:24px;padding-bottom:20px;padding-left:24px\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-container-core-group-is-layout-44b9f114 wp-block-group-is-layout-constrained\">\n\n\n<p style=\"margin-top:0px;margin-bottom:10px\"><strong>\ud83d\udca1 \u9ad8\u5831\u916c\u6848\u4ef6\u306b\u5171\u901a\u3059\u308b\u7279\u5fb4<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30af\u30e9\u30a6\u30c9\u30cd\u30a4\u30c6\u30a3\u30d6\u306a\u30c7\u30fc\u30bf\u57fa\u76e4\uff08BigQuery \/ Snowflake \/ Redshift\uff09\u306e\u8a2d\u8a08\u30fb\u904b\u7528\u7d4c\u9a13<\/li>\n\n\n\n<li>dbt\u3092\u7528\u3044\u305f\u30c7\u30fc\u30bf\u30e2\u30c7\u30ea\u30f3\u30b0\u30fb\u30c6\u30b9\u30c8\u8a2d\u8a08\u306e\u5b9f\u52d9\u7d4c\u9a13<\/li>\n\n\n\n<li>\u5927\u898f\u6a21\u30c7\u30fc\u30bf\uff08\u65e5\u6b21\u51e6\u7406\u4ef6\u65701\u5104\u4ef6\u8d85\u306a\u3069\uff09\u306e\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u7d4c\u9a13<\/li>\n\n\n\n<li>\u30c6\u30fc\u30d6\u30eb\u8a2d\u8a08\u304b\u3089\u5206\u6790\u57fa\u76e4\u306e\u8a2d\u8a08\u307e\u3067\u4e00\u6c17\u901a\u8cab\u3067\u62c5\u5f53\u3067\u304d\u308b<\/li>\n\n\n\n<li>\u30d3\u30b8\u30cd\u30b9\u5074\uff08\u30c7\u30fc\u30bf\u30a2\u30ca\u30ea\u30b9\u30c8\u30fb\u30d7\u30ed\u30c0\u30af\u30c8\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\uff09\u3068\u306e\u5354\u8b70\u3092\u4e3b\u4f53\u7684\u306b\u9032\u3081\u3089\u308c\u308b<\/li>\n<\/ul>\n\n\n<\/div><\/div>\n\n\n\n<!-- ==============================\n  H2 6: \u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\n================================= -->\n\n<h2 id=\"section6\" class=\"wp-block-heading\">6. \u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u3068SQL\u6848\u4ef6\u306e\u76f8\u6027<\/h2>\n\n\n\n<p>SQL\u6848\u4ef6\u3068\u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u306e\u76f8\u6027\u306f\u9ad8\u3044\u3068\u8a00\u3048\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u64cd\u4f5c\u30fb\u30af\u30a8\u30ea\u8a2d\u8a08\u30fb\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u306f\u3001\u57fa\u672c\u7684\u306bPC\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u63a5\u7d9a\u304c\u3042\u308c\u3070\u5b8c\u7d50\u3059\u308b\u4f5c\u696d\u3067\u3059\u3002<\/p>\n\n\n<!-- \u2461 \u9014\u4e2d\u633f\u5165\u753b\u50cf\uff08\u30bb\u30af\u30b7\u30e7\u30f36\u76f4\u5f8c\uff09 -->\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\" style=\"max-width: 740px\"><img decoding=\"async\" src=\"\/c\/wp-content\/uploads\/2026\/01\/2-15.40.08.png\" alt=\"\u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u3067SQL\u6848\u4ef6\u306b\u53d6\u308a\u7d44\u3080\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u30a4\u30e1\u30fc\u30b8\" style=\"object-fit:cover;width:750px;height:420px\"\/><\/figure>\n<\/div>\n\n\n<p>Remogu\uff08\u682a\u5f0f\u4f1a\u793eLASSIC\u904b\u55b6\uff09\u304c\u516c\u958b\u3057\u3066\u3044\u308b\u6848\u4ef6\u30c7\u30fc\u30bf\u306b\u3088\u308b\u3068\u30012025\u5e74\u6642\u70b9\u306e\u516c\u958b\u6848\u4ef6\u6570\u306f3,790\u4ef6\u3067\u3001\u305d\u306e\u3046\u3061\u30d5\u30eb\u30ea\u30e2\u30fc\u30c8\u5bfe\u5fdc\u6848\u4ef6\u306f1,428\u4ef6\uff08\u7d0438%\uff09\u3001\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u5bfe\u5fdc\u6848\u4ef6\u3092\u542b\u3081\u308b\u3068\u3059\u3079\u3066\u306e\u6848\u4ef6\u304c\u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u53ef\u80fd\u306a\u5f62\u5f0f\u3067\u3059\u3002\u7279\u306b\u30c7\u30fc\u30bf\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30fbDWH\u69cb\u7bc9\u30fb\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u958b\u767a\u7cfb\u306e\u6848\u4ef6\u306f\u30ea\u30e2\u30fc\u30c8\u5bfe\u5fdc\u7387\u304c\u9ad8\u304f\u3001SQL\u30b9\u30ad\u30eb\u3092\u6301\u3064\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u30ea\u30e2\u30fc\u30c8\u3067\u6d3b\u8e8d\u3057\u3084\u3059\u3044\u74b0\u5883\u304c\u6574\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-white-background-color has-background\"><tbody>\n<tr>\n  <td style=\"width:16%\"><strong>\u30ab\u30c6\u30b4\u30ea<\/strong><\/td>\n  <td style=\"width:36%\"><strong>\u30dd\u30a4\u30f3\u30c8<\/strong><\/td>\n  <td style=\"width:48%\"><strong>\u5099\u8003<\/strong><\/td>\n<\/tr>\n<tr>\n  <td>\u74b0\u5883\u69cb\u7bc9<\/td>\n  <td>DB\u63a5\u7d9a\u74b0\u5883\u306e\u4e8b\u524d\u6e96\u5099\uff08VPN \/ SSH\u30c8\u30f3\u30cd\u30eb \/ IAM\u8a2d\u5b9a\uff09<\/td>\n  <td>\u7a3c\u50cd\u521d\u65e5\u306b\u63a5\u7d9a\u3067\u304d\u306a\u3044\u72b6\u6cc1\u3092\u907f\u3051\u308b\u305f\u3081\u3001\u53c2\u753b\u524d\u306b\u78ba\u8a8d\u3092<\/td>\n<\/tr>\n<tr>\n  <td>\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/td>\n  <td>ER\u56f3\u30fb\u30c6\u30fc\u30d6\u30eb\u5b9a\u7fa9\u66f8\u306e\u5171\u6709\u30eb\u30fc\u30eb\u306e\u78ba\u8a8d<\/td>\n  <td>\u975e\u516c\u958b\u30c6\u30fc\u30d6\u30eb\u306e\u5b58\u5728\u3084\u547d\u540d\u898f\u5247\u306e\u78ba\u8a8d\u304c\u91cd\u8981<\/td>\n<\/tr>\n<tr>\n  <td>\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3<\/td>\n  <td>\u30b9\u30ed\u30fc\u30af\u30a8\u30ea\u767a\u898b\u6642\u306e\u5831\u544a\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u5408\u610f<\/td>\n  <td>\u6570\u5024\u30fb\u5b9f\u884c\u8a08\u753b\u30fb\u6539\u5584\u6848\u3092\u30bb\u30c3\u30c8\u3067\u5171\u6709\u3059\u308b\u7fd2\u6163\u304c\u8a55\u4fa1\u3092\u9ad8\u3081\u308b<\/td>\n<\/tr>\n<tr>\n  <td>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/td>\n  <td>\u672c\u756aDB\u3078\u306e\u30a2\u30af\u30bb\u30b9\u6a29\u9650\u306e\u7bc4\u56f2\u78ba\u8a8d<\/td>\n  <td>READ\u6a29\u9650\u306e\u307f \/ WRITE\u6a29\u9650\u3042\u308a\u3001\u306e\u533a\u5225\u3092\u7a3c\u50cd\u524d\u306b\u5408\u610f<\/td>\n<\/tr>\n<tr>\n  <td>\u9032\u6357\u7ba1\u7406<\/td>\n  <td>\u30af\u30a8\u30ea\u6539\u5584\u30fb\u8a2d\u8a08\u4f5c\u696d\u306e\u9032\u6357\u3092\u5b9a\u91cf\u7684\u306b\u5831\u544a<\/td>\n  <td>\u300c\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u524d\u5f8c\u306e\u30af\u30a8\u30ea\u5b9f\u884c\u6642\u9593\u300d\u306a\u3069\u6570\u5024\u3067\u306e\u5831\u544a\u304c\u6709\u52b9<\/td>\n<\/tr>\n<\/tbody><\/table><\/figure>\n\n\n\n<p>\u300c<a href=\"https:\/\/www.soumu.go.jp\/johotsusintokei\/whitepaper\/r06.html\" target=\"_blank\" rel=\"noopener\">\u7dcf\u52d9\u7701 \u60c5\u5831\u901a\u4fe1\u767d\u66f8 \u4ee4\u548c6\u5e74\u7248<\/a>\u300d<sup>\u203b7<\/sup>\u306b\u3088\u308b\u3068\u3001\u30c6\u30ec\u30ef\u30fc\u30af\u5b9f\u65bd\u7387\u306fIT\u30fb\u60c5\u5831\u901a\u4fe1\u696d\u3067\u7279\u306b\u9ad8\u3044\u6c34\u6e96\u304c\u7d9a\u3044\u3066\u3044\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30fb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u95a2\u9023\u696d\u52d9\u306f\u305d\u306e\u4e2d\u3067\u3082\u696d\u52d9\u306e\u6027\u8cea\u4e0a\u30ea\u30e2\u30fc\u30c8\u5bfe\u5fdc\u3057\u3084\u3059\u3044\u30ab\u30c6\u30b4\u30ea\u306b\u4f4d\u7f6e\u3057\u3066\u304a\u308a\u3001\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u5834\u6240\u3092\u554f\u308f\u305a\u6848\u4ef6\u306b\u53c2\u753b\u3057\u3084\u3059\u3044\u74b0\u5883\u304c\u6574\u5099\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<!-- ==============================\n  H2 7: \u307e\u3068\u3081\n================================= -->\n\n<h2 id=\"section7\" class=\"wp-block-heading\">7. \u307e\u3068\u3081<\/h2>\n\n\n\n<p class=\"has-white-background-color has-background\">\u3053\u306e\u8a18\u4e8b\u306e\u30dd\u30a4\u30f3\u30c8\u30925\u70b9\u306b\u6574\u7406\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-group has-border-color has-white-background-color has-background\" style=\"border-color:#7C3AED;border-width:2px;border-radius:8px;padding-top:20px;padding-right:24px;padding-bottom:20px;padding-left:24px\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-container-core-group-is-layout-44b9f114 wp-block-group-is-layout-constrained\">\n\n\n<p style=\"margin-top:0px;margin-bottom:10px\"><strong>\u2705 \u3053\u306e\u8a18\u4e8b\u306e\u30dd\u30a4\u30f3\u30c8<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>SQL\u306f\u73fe\u5f79\u306e\u56fd\u969b\u6a19\u6e96\u8a00\u8a9e\u3067\u3059\u3002<\/strong>ISO\/IEC 9075\u3068\u3057\u30661987\u5e74\u304b\u3089\u6a19\u6e96\u5316\u3055\u308c\u3001SQL:2023\u304c\u6700\u65b0\u7248\u3067\u3059\u3002MySQL\u3068PostgreSQL\u304c\u6848\u4ef6\u306e\u4e3b\u6d41\u3067\u3001\u3069\u3061\u3089\u3092\u9078\u3076\u304b\u306f\u6848\u4ef6\u9818\u57df\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>AI\u6642\u4ee3\u3067\u3082SQL\u9700\u8981\u306f\u62e1\u5927\u3057\u3066\u3044\u307e\u3059\u3002<\/strong>Stack Overflow Developer Survey 2024\u3067\u30d7\u30ed\u958b\u767a\u8005\u306e\u7d0452%\u304c\u4f7f\u7528\u3002\u30c7\u30fc\u30bf\u6d3b\u7528\u30fbAI\u57fa\u76e4\u6574\u5099\u306e\u52a0\u901f\u304cSQL\u6848\u4ef6\u6570\u3092\u62bc\u3057\u4e0a\u3052\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30b9\u30ad\u30eb\u306f4\u6bb5\u968e\u3067\u7a4d\u307f\u4e0a\u304c\u308a\u307e\u3059\u3002<\/strong>SELECT\u6587\u304b\u3089DB\u8a2d\u8a08\u30fb\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u307e\u3067\u3001\u6bb5\u968e\u3054\u3068\u306b\u7fd2\u5f97\u3059\u3079\u304d\u30b9\u30ad\u30eb\u306f\u660e\u78ba\u3067\u3059\u3002\u30af\u30e9\u30a6\u30c9DB\u3084dbt\u3068\u306e\u639b\u3051\u7b97\u3067\u3001\u5831\u916c\u306f\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>SQL\u306f\u3069\u306e\u30d7\u30ed\u30c0\u30af\u30c8\u306b\u3082\u3044\u307e\u3059\u3002<\/strong>Twitter \/ GitHub \/ Airbnb \/ \u30e1\u30eb\u30ab\u30ea \/ \u697d\u5929\u2014\u2014\u898f\u6a21\u3084\u696d\u7a2e\u3092\u554f\u308f\u305a\u3001SQL\u306f\u30b7\u30b9\u30c6\u30e0\u306e\u6839\u5e79\u3092\u652f\u3048\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30ea\u30e2\u30fc\u30c8SQL\u6848\u4ef6\u306f\u5897\u3048\u3066\u3044\u307e\u3059\u3002<\/strong>Remogu\u306eSQL\u95a2\u9023\u6848\u4ef6\u3067\u306f\u30d5\u30eb\u30ea\u30e2\u30fc\u30c8\u3068\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30ea\u30e2\u30fc\u30c8\u3092\u5408\u308f\u305b\u305f\u5bfe\u5fdc\u7387\u304c\u9ad8\u304f\u3001\u5834\u6240\u3092\u9078\u3070\u305a\u306b\u6d3b\u8e8d\u3067\u304d\u308b\u74b0\u5883\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n<\/div><\/div>\n\n\n\n<p>\u30c7\u30fc\u30bf\u3092\u8a9e\u3089\u305b\u308b\u8a00\u8a9e\u306f\u3001\u307e\u3060SQL\u3067\u3059\u3002\u30b9\u30ad\u30eb\u3092\u7a4d\u307f\u4e0a\u3052\u3066\u3001\u6b21\u306e\u6848\u4ef6\u306b\u9032\u3093\u3067\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<!-- \u2464 \u307e\u3068\u3081\u76f4\u4e0b\uff1a\u767b\u9332\u8a98\u5c0eCV\u30dc\u30bf\u30f3 -->\n\n<div style=\"background: linear-gradient(160deg, #fef08a 0%, #fcd34d 50%, #f9be00 100%); border-radius: 16px; padding: 2.5em 2em; margin: 2.5em 0; text-align: center; box-shadow: 0 4px 20px rgba(249,190,0,0.3);\">\n<p style=\"font-size: 18px; font-weight: 700; color: #00273F; margin: 0 0 0.5em 0; letter-spacing: 0.05em;\">Remogu\uff08\u30ea\u30e2\u30b0\uff09\u3067SQL\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u6848\u4ef6\u3092\u63a2\u3059<\/p>\n<p style=\"font-size: 14px; color: #00273F; margin: 0 0 1.5em 0; line-height: 1.7;\">Remogu\u306f\u3001\u682a\u5f0f\u4f1a\u793eLASSIC\u304c\u904b\u55b6\u3059\u308bIT\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u7279\u5316\u3057\u305f\u30d5\u30eb\u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u306e\u6848\u4ef6\u30b5\u30fc\u30d3\u30b9\u3067\u3059\u300290%\u4ee5\u4e0a\u306e\u6848\u4ef6\u304c\u30d5\u30eb\u30ea\u30e2\u30fc\u30c8\u53ef\u80fd\u3067\u3001\u5730\u65b9\u5728\u4f4f\u8005\u3084\u526f\u696d\u30fb\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u304c\u3001\u5834\u6240\u306b\u3068\u3089\u308f\u308c\u305a\u6771\u4eac\u306a\u3069\u306e\u90fd\u5e02\u90e8\u306e\u9ad8\u5358\u4fa1\u6848\u4ef6\u3092\u7372\u5f97\u3067\u304d\u308b\u306e\u304c\u7279\u5fb4\u3067\u3059\u3002SQL\u3092\u8ef8\u3068\u3057\u305f\u30c7\u30fc\u30bf\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30fb\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u958b\u767a\u9818\u57df\u306e\u6848\u4ef6\u3082\u591a\u6570\u53d6\u308a\u6271\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<a href=\"https:\/\/remogu.jp\/\" target=\"_blank\" rel=\"noreferrer noopener\" style=\"display: inline-block; background-color: #f59e0b; color: #ffffff; font-size: 16px; font-weight: 700; padding: 0.85em 2.5em; border-radius: 50px; text-decoration: none; letter-spacing: 0.05em; box-shadow: 0 2px 8px rgba(0,0,0,0.15);\">\u25bc \u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u6848\u4ef6\u3092\u63a2\u3059\uff08\u7121\u6599\uff09<\/a>\n<p style=\"font-size: 13px; color: #00273F; margin: 1em 0 0 0;\">\u4f1a\u54e1\u767b\u9332\u7121\u6599 \uff0f \u6848\u4ef6\u95b2\u89a7\u30fb\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u3078\u306e\u76f8\u8ac7\u306f\u7121\u6599\u3067\u3059<\/p>\n<\/div>\n\n\n\n<!-- ==============================\n  H2 8: FAQ\n================================= -->\n\n<h2 id=\"section8\" class=\"wp-block-heading\">8. \u3088\u304f\u3042\u308b\u8cea\u554f\uff08FAQ\uff09<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Q1. SQL\u306f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u672a\u7d4c\u9a13\u3067\u3082\u5b66\u3079\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p>\u5b66\u3079\u307e\u3059\u3002SQL\u306f\u300c\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u300d\u3067\u306f\u306a\u304f\u300c\u554f\u3044\u5408\u308f\u305b\u8a00\u8a9e\u300d\u3067\u3042\u308b\u305f\u3081\u3001\u5909\u6570\u30fb\u30eb\u30fc\u30d7\u30fb\u30af\u30e9\u30b9\u3068\u3044\u3063\u305f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u6982\u5ff5\u304c\u306a\u304f\u3066\u3082\u4f7f\u3048\u307e\u3059\u3002SELECT\u6587\u304b\u3089\u59cb\u3081\u308c\u3070\u30011\u301c2\u9031\u9593\u3067\u57fa\u672c\u7684\u306a\u30c7\u30fc\u30bf\u62bd\u51fa\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u8a2d\u8a08\u3084\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u306f\u5b9f\u52d9\u7d4c\u9a13\u304c\u4e0d\u53ef\u6b20\u3067\u3001\u7fd2\u5f97\u306b\u306f\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q2. SQL\u3060\u3051\u3067\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u3068\u3057\u3066\u6d3b\u52d5\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p>SQL\u5358\u72ec\u3067\u3082\u6848\u4ef6\u306f\u5b58\u5728\u3057\u307e\u3059\u304c\u3001\u5b9f\u52d9\u3067\u306f\u4ed6\u306e\u30b9\u30ad\u30eb\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u6848\u4ef6\u306e\u9078\u629e\u80a2\u304c\u5e83\u304c\u308a\u307e\u3059\u3002\u7279\u306b\u300cSQL \u00d7 Python\uff08\u30c7\u30fc\u30bf\u5206\u6790\uff09\u300d\u300cSQL \u00d7 BI\u30c4\u30fc\u30eb\uff08Tableau \/ Looker\uff09\u300d\u300cSQL \u00d7 \u30af\u30e9\u30a6\u30c9DB\uff08BigQuery \/ Snowflake\uff09\u300d\u306e\u7d44\u307f\u5408\u308f\u305b\u304c\u3001\u73fe\u5728\u306e\u6848\u4ef6\u5e02\u5834\u3067\u9ad8\u3044\u9700\u8981\u304c\u3042\u308a\u307e\u3059\u3002SQL\u3092\u8ef8\u306b\u3001\u95a2\u9023\u30b9\u30ad\u30eb\u3092\u6bb5\u968e\u7684\u306b\u7a4d\u307f\u4e0a\u3052\u308b\u30ad\u30e3\u30ea\u30a2\u8a2d\u8a08\u304c\u6709\u52b9\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q3. MySQL\u3068PostgreSQL\u306f\u3069\u3061\u3089\u3092\u5148\u306b\u5b66\u3076\u3079\u304d\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p>\u76ee\u6307\u3059\u6848\u4ef6\u9818\u57df\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002Web\u30a2\u30d7\u30ea\u306e\u30d0\u30c3\u30af\u30a8\u30f3\u30c9DB\u6848\u4ef6\u304c\u591a\u3044\u5834\u5408\u306fMySQL\u304c\u5b9f\u52d9\u3067\u306e\u906d\u9047\u983b\u5ea6\u304c\u9ad8\u304f\u3001\u5206\u6790\u57fa\u76e4\u30fb\u30c7\u30fc\u30bf\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u6848\u4ef6\u3067\u306fPostgreSQL\u306e\u63a1\u7528\u4f8b\u304c\u5897\u3048\u3066\u3044\u307e\u3059\u3002SQL\u306e\u57fa\u672c\u6587\u6cd5\u306f\u307b\u307c\u540c\u3058\u306a\u306e\u3067\u3001\u4e00\u65b9\u3092\u7fd2\u5f97\u3059\u308c\u3070\u3082\u3046\u4e00\u65b9\u3078\u306e\u79fb\u884c\u306f\u5bb9\u6613\u3067\u3059\u3002\u6700\u521d\u306b<a href=\"https:\/\/dev.mysql.com\/doc\/\" target=\"_blank\" rel=\"noopener\">MySQL\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\u307e\u305f\u306f<a href=\"https:\/\/www.postgresql.org\/docs\/current\/tutorial.html\" target=\"_blank\" rel=\"noopener\">PostgreSQL\u516c\u5f0f\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb<\/a>\u304b\u3089\u59cb\u3081\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q4. SQL\u306e\u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u6848\u4ef6\u306f\u3069\u3053\u3067\u63a2\u305b\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p>Remogu\uff08\u30ea\u30e2\u30b0\uff09\u306f\u3001\u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u6848\u4ef6\u306b\u7279\u5316\u3057\u305f\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u30a8\u30f3\u30b8\u30cb\u30a2\u5411\u3051\u30de\u30c3\u30c1\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u3067\u3059\u3002\u516c\u958b\u6848\u4ef63,790\u4ef6\u306e\u3046\u30611,428\u4ef6\u304c\u30d5\u30eb\u30ea\u30e2\u30fc\u30c8\u5bfe\u5fdc\u3067\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30fb\u30c7\u30fc\u30bf\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u7cfb\u306eSQL\u6848\u4ef6\u304c\u591a\u6570\u767b\u9332\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u7a3c\u50cd\u6761\u4ef6\u306b\u5408\u308f\u305b\u305f\u6848\u4ef6\u306e\u63d0\u6848\u3082\u53d7\u3051\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<!-- ==============================\n  CTA\u30bb\u30af\u30b7\u30e7\u30f3\n================================= -->\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>Remogu\uff08\u30ea\u30e2\u30b0\uff09\u306b\u3064\u3044\u3066<\/strong><\/p>\n\n\n\n<p>Remogu\uff08\u682a\u5f0f\u4f1a\u793eLASSIC\u904b\u55b6\uff09\u306f\u3001\u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u6848\u4ef6\u306b\u7279\u5316\u3057\u305f\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u30a8\u30f3\u30b8\u30cb\u30a2\u5411\u3051\u30de\u30c3\u30c1\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u3067\u3059\u3002\u516c\u958b\u6848\u4ef63,790\u4ef6\uff08\u3046\u3061\u30d5\u30eb\u30ea\u30e2\u30fc\u30c81,428\u4ef6\uff09\u3092\u64c1\u3057\u3001SQL\u3092\u8ef8\u3068\u3057\u305f\u30c7\u30fc\u30bf\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30fb\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u958b\u767a\u6848\u4ef6\u304c\u591a\u6570\u63b2\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u62c5\u5f53\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u3068\u306e\u76f8\u8ac7\u3092\u901a\u3058\u3066\u3001\u7a3c\u50cd\u6761\u4ef6\u306b\u5408\u3063\u305f\u6848\u4ef6\u3092\u63d0\u6848\u3059\u308b\u4f53\u5236\u3092\u6574\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<!-- ==============================\n  \u51fa\u5178\u4e00\u89a7\n================================= -->\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"has-text-color\" style=\"color:#888888;font-size:12px\"><strong>\u51fa\u5178\u30fb\u53c2\u8003\u60c5\u5831<\/strong><\/p>\n\n\n\n<p class=\"has-text-color\" style=\"color:#999999;font-size:11px\">\n\uff0a1\u3000<a href=\"https:\/\/www.iso.org\/standard\/76583.html\" target=\"_blank\" rel=\"noopener\" style=\"color:#999999;\">ISO\/IEC 9075:2023\uff08SQL:2023\uff09\u2014 ISO\u516c\u5f0f\u30da\u30fc\u30b8<\/a><br>\n\uff0a2\u3000<a href=\"https:\/\/db-engines.com\/en\/ranking\" target=\"_blank\" rel=\"noopener\" style=\"color:#999999;\">DB-Engines Ranking\uff082024\u5e74\u7248\uff09\u2014 DB-Engines<\/a><br>\n\uff0a3\u3000<a href=\"https:\/\/survey.stackoverflow.co\/2024\/technology#most-popular-technologies-language-prof\" target=\"_blank\" rel=\"noopener\" style=\"color:#999999;\">Stack Overflow Developer Survey 2024 \u2014 Technology \/ Languages\uff08Professional Developers\uff09<\/a><br>\n\uff0a4\u3000<a href=\"https:\/\/www.ipa.go.jp\/publish\/wp-dx\/gh2300.html\" target=\"_blank\" rel=\"noopener\" style=\"color:#999999;\">\u7d4c\u6e08\u7523\u696d\u7701\u300cDX\u767d\u66f82023\u300d\u2014 \u72ec\u7acb\u884c\u653f\u6cd5\u4eba\u60c5\u5831\u51e6\u7406\u63a8\u9032\u6a5f\u69cb\uff08IPA\uff09<\/a><br>\n\uff0a5\u3000<a href=\"https:\/\/www.meti.go.jp\/policy\/it_policy\/jinzai\/houkokusyo.pdf\" target=\"_blank\" rel=\"noopener\" style=\"color:#999999;\">\u7d4c\u6e08\u7523\u696d\u7701\u300cIT\u4eba\u6750\u9700\u7d66\u306b\u95a2\u3059\u308b\u8abf\u67fb\u300d\uff082019\u5e74\uff09\u2014 \u7d4c\u6e08\u7523\u696d\u7701<\/a><br>\n\uff0a6\u3000<a href=\"https:\/\/remogu.jp\/c\/engineer-salary-2024\/\" target=\"_blank\" rel=\"noopener\" style=\"color:#999999;\">Remogu\u300c\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u5831\u916c\u76f8\u58342024\u300d\u2014 Remogu\u30b3\u30e9\u30e0<\/a><br>\n\uff0a7\u3000<a href=\"https:\/\/www.soumu.go.jp\/johotsusintokei\/whitepaper\/r06.html\" target=\"_blank\" rel=\"noopener\" style=\"color:#999999;\">\u7dcf\u52d9\u7701\u300c\u60c5\u5831\u901a\u4fe1\u767d\u66f8 \u4ee4\u548c6\u5e74\u7248\u300d\u2014 \u7dcf\u52d9\u7701<\/a><br>\n\uff0a8\u3000<a href=\"https:\/\/dev.mysql.com\/doc\/\" target=\"_blank\" rel=\"noopener\" style=\"color:#999999;\">MySQL\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8 \u2014 Oracle Corporation<\/a><br>\n\uff0a9\u3000<a href=\"https:\/\/www.postgresql.org\/docs\/\" target=\"_blank\" rel=\"noopener\" style=\"color:#999999;\">PostgreSQL\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8 \u2014 The PostgreSQL Global Development Group<\/a>\n<\/p>\n\n\n<\/div><\/div>\n\n\n<!--\n===================================================\nAIOSEO \u5165\u7a3f\u7528\u30e1\u30bf\u60c5\u5831\n===================================================\n\u25a0 SEO\u30bf\u30a4\u30c8\u30eb\uff0832\u6587\u5b57\u4ee5\u5185\uff09\n\u30102026\u5e74\u7248\u3011SQL\u6848\u4ef6\u306e\u5831\u916c\u30fb\u30b9\u30ad\u30eb\u30de\u30c3\u30d7\u5b8c\u5168\u89e3\u8aac | Remogu\n\n\u25a0 \u30e1\u30bf\u30c7\u30a3\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3\uff08120\u301c160\u6587\u5b57\uff09\nSQL\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u6848\u4ef6\u3092\u5fb9\u5e95\u89e3\u8aac\u3002ISO\u6a19\u6e96\u30fb\u4e3b\u8981\u65b9\u8a00\u306e\u9055\u3044\u30fb\u521d\u5fc3\u8005\u301c\u30a8\u30ad\u30b9\u30d1\u30fc\u30c8\u306e\u30b9\u30ad\u30eb\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\u30fb\u6708\u984d\u5831\u916c\u76ee\u5b89\u30fb\u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u5bfe\u5fdc\u72b6\u6cc1\u30922026\u5e74\u6700\u65b0\u30c7\u30fc\u30bf\u3067\u6574\u7406\u3057\u307e\u3057\u305f\u3002\n\n\u25a0 \u30d5\u30a9\u30fc\u30ab\u30b9\u30ad\u30fc\u30ef\u30fc\u30c9\nSQL \u6848\u4ef6\n\n\u25a0 \u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9\nSQL 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NoSQL\u304c\u767b\u5834\u3057\u3066\u4e45\u3057\u3044\u3002AI\u304c\u30af\u30a8\u30ea\u3092\u81ea\u52d5\u751f\u6210\u3059\u308b\u6642\u4ee3\u306b\u306a\u3063\u305f\u3002\u305d\u308c\u3067\u3082\u3001SQL\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u6848\u4ef6\u306f\u6d88\u3048\u3066\u3044\u306a\u3044\u3002\u6d88\u3048\u308b\u3069\u3053\u308d [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":8150,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22],"tags":[264,155],"class_list":["post-8171","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-22","tag-sql","tag-155"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/remogu.jp\/c\/wp-content\/uploads\/2026\/05\/img6s-1.jpg","_links":{"self":[{"href":"https:\/\/remogu.jp\/c\/wp-json\/wp\/v2\/posts\/8171","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/remogu.jp\/c\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/remogu.jp\/c\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/remogu.jp\/c\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/remogu.jp\/c\/wp-json\/wp\/v2\/comments?post=8171"}],"version-history":[{"count":5,"href":"https:\/\/remogu.jp\/c\/wp-json\/wp\/v2\/posts\/8171\/revisions"}],"predecessor-version":[{"id":8177,"href":"https:\/\/remogu.jp\/c\/wp-json\/wp\/v2\/posts\/8171\/revisions\/8177"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/remogu.jp\/c\/wp-json\/wp\/v2\/media\/8150"}],"wp:attachment":[{"href":"https:\/\/remogu.jp\/c\/wp-json\/wp\/v2\/media?parent=8171"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/remogu.jp\/c\/wp-json\/wp\/v2\/categories?post=8171"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/remogu.jp\/c\/wp-json\/wp\/v2\/tags?post=8171"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}