{"id":78535,"date":"2024-03-20T19:57:21","date_gmt":"2024-03-20T10:57:21","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/mysql%e3%81%aetimestampdiff%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/"},"modified":"2025-08-12T02:40:21","modified_gmt":"2025-08-11T17:40:21","slug":"mysql%e3%81%aetimestampdiff%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/mysql%e3%81%aetimestampdiff%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/","title":{"rendered":"MySQL\u306etimestampdiff()\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002"},"content":{"rendered":"<p>MySQL\u306eTIMESTAMPDIFF()\u95a2\u6570\u306f\u30012\u3064\u306e\u65e5\u4ed8\u307e\u305f\u306f\u6642\u523b\u306e\u5dee\u5206\u3092\u8a08\u7b97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<p>TIMESTAMPDIFF(\u5358\u4f4d, \u958b\u59cb\u65e5, \u7d42\u4e86\u65e5)<\/p>\n<p>\u5358\u4f4d\u306f\u6642\u9593\u306e\u5358\u4f4d\u3067\u3059\u3002<\/p>\n<ol>\n<li>\u30de\u30a4\u30af\u30ed\u79d2<\/li>\n<li>\u79d2<\/li>\n<li>\u30df\u30cb\u30c3\u30c4\uff1a\u5206<\/li>\n<li>\u6642\u9593\uff1a\u6642\u9593<\/li>\n<li>DAY\uff1a\u30c7\u30a4<\/li>\n<li>\u9031<\/li>\n<li>\u6708\uff1a\u30e2\u30f3\u30b9<\/li>\n<li>\u30af\u30aa\u30fc\u30bf\u30fc<\/li>\n<li>YEAR\uff1a\u5e74<\/li>\n<\/ol>\n<p>\u958b\u59cb\u65e5\u3068\u7d42\u4e86\u65e5\u306f\u5dee\u3092\u8a08\u7b97\u3059\u308b\u65e5\u4ed8\u307e\u305f\u306f\u6642\u9593\u3067\u3059<\/p>\n<p>\u6b21\u306b\u4f8b\u3068\u306a\u308b\u4f7f\u7528\u65b9\u6cd5\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<ol>\n<li>2\u3064\u306e\u65e5\u4ed8\u306e\u9593\u306e\u65e5\u4ed8\u5dee\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">SELECT<\/span> TIMESTAMPDIFF(<span class=\"hljs-keyword\">DAY<\/span>, <span class=\"hljs-string\">'2021-01-01'<\/span>, <span class=\"hljs-string\">'2021-01-10'<\/span>);\r\n<\/code><\/pre>\n<p>\u7d50\u679c\u304c9\u3068\u51fa\u308b\u3053\u3068\u304b\u3089\u30012021\u5e741\u67081\u65e5\u304b\u30891\u670810\u65e5\u307e\u3067\u3001\u8a089\u65e5\u9593\u3042\u3063\u305f\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>\u4e8c\u3064\u306e\u6642\u9593\u306e\u9593\u306e\u5206\u3092\u8a08\u7b97\u3059\u308b<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">SELECT<\/span> TIMESTAMPDIFF(<span class=\"hljs-keyword\">MINUTE<\/span>, <span class=\"hljs-string\">'10:00:00'<\/span>, <span class=\"hljs-string\">'10:15:00'<\/span>);\r\n<\/code><\/pre>\n<p>10\u6642\u304b\u308910\u664215\u5206\u307e\u306715\u5206\u9593<\/p>\n<ol>\n<li>2\u3064\u306e\u65e5\u6642\u5dee\u3092\u79d2\u6570\u3067\u8a08\u7b97\u3057\u307e\u3059:<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">SELECT<\/span> TIMESTAMPDIFF(<span class=\"hljs-keyword\">SECOND<\/span>, <span class=\"hljs-string\">'2021-01-01 10:00:00'<\/span>, <span class=\"hljs-string\">'2021-01-01 10:00:10'<\/span>);\r\n<\/code><\/pre>\n<p>2021\u5e741\u67081\u65e5\u5348\u524d10\u6642\u304b\u308910\u664210\u79d2\u307e\u3067\u306e10\u79d2\u9593\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u305910\u3068\u3044\u3046\u7d50\u679c<\/p>\n<p>TIMESTAMPDIFF()\u95a2\u6570\u306f\u3001\u5358\u4f4d\u306e\u306a\u3044\u5dee\u5206\u3092\u8fd4\u3057\u307e\u3059\u3002\u5dee\u5206\u306e\u7d76\u5bfe\u5024\u306e\u307f\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MySQL\u306eTIMESTAMPDIFF()\u95a2\u6570\u306f\u30012\u3064\u306e\u65e5\u4ed8\u307e\u305f\u306f\u6642\u523b\u306e\u5dee\u5206\u3092\u8a08\u7b97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 TIMESTAMPDIFF(\u5358\u4f4d, \u958b\u59cb\u65e5, \u7d42\u4e86\u65e5) \u5358\u4f4d\u306f\u6642\u9593\u306e\u5358\u4f4d\u3067\u3059\u3002 \u30de\u30a4\u30af\u30ed\u79d2 [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[16,14],"class_list":["post-78535","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-16","tag-14"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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