{"id":6111,"date":"2024-03-14T17:02:00","date_gmt":"2024-03-14T08:02:00","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/how-do-you-express-the-mysql-not-null-function-in-japanese-mysql%e3%81%aenot-null%e9%96%a2%e6%95%b0%e3%81%af%e6%97%a5%e6%9c%ac%e8%aa%9e%e3%81%a7%e3%81%a9%e3%81%ae%e3%82%88%e3%81%86%e3%81%ab%e8%a1%a8\/"},"modified":"2025-08-03T07:17:48","modified_gmt":"2025-08-02T22:17:48","slug":"how-do-you-express-the-mysql-not-null-function-in-japanese-mysql%e3%81%aenot-null%e9%96%a2%e6%95%b0%e3%81%af%e6%97%a5%e6%9c%ac%e8%aa%9e%e3%81%a7%e3%81%a9%e3%81%ae%e3%82%88%e3%81%86%e3%81%ab%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/how-do-you-express-the-mysql-not-null-function-in-japanese-mysql%e3%81%aenot-null%e9%96%a2%e6%95%b0%e3%81%af%e6%97%a5%e6%9c%ac%e8%aa%9e%e3%81%a7%e3%81%a9%e3%81%ae%e3%82%88%e3%81%86%e3%81%ab%e8%a1%a8\/","title":{"rendered":"MySQL NOT NULL\u5236\u7d04\u3068\u306f\uff1f\u65e5\u672c\u8a9e\u3067\u306e\u8868\u73fe\u3068\u8a2d\u5b9a\u65b9\u6cd5"},"content":{"rendered":"<p>MySQL\u3067\u306f\u3001IS NOT NULL\u3092\u4f7f\u7528\u3057\u3066\u7279\u5b9a\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u3084\u5f0f\u304c\u7a7a\u3067\u306a\u3044\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u6761\u4ef6\u306f\u3001SELECT\u6587\u306eWHERE\u53e5\u3067\u4f7f\u7528\u3057\u3066\u3001\u7a7a\u3067\u306a\u3044\u30ec\u30b3\u30fc\u30c9\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>MySQL\u3067IS NOT NULL\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u7a7a\u3067\u306a\u3044\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u65b9\u6cd5\u3092\u793a\u3059\u4f8b\u793a\u30af\u30a8\u30ea\u304c\u4ee5\u4e0b\u306b\u3042\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code class=\"lang-sql\">SELECT * FROM table_name\r\nWHERE column_name IS NOT NULL;\r\n<\/code><\/pre>\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001table_name\u306f\u30c6\u30fc\u30d6\u30eb\u540d\u3001column_name\u306f\u7a7a\u3067\u306a\u3044\u304b\u3069\u3046\u304b\u78ba\u8a8d\u3059\u308b\u30d5\u30a3\u30fc\u30eb\u30c9\u540d\u3067\u3059\u3002\u3053\u306e\u30af\u30a8\u30ea\u306f\u3001\u5168\u3066\u306etable_name\u8868\u306e\u4e2d\u3067column_name\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u7a7a\u3067\u306a\u3044\u30ec\u30b3\u30fc\u30c9\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p>IS NOT NULL\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001MySQL\u3067NULL\u3067\u306a\u3044\u30c7\u30fc\u30bf\u30ec\u30b3\u30fc\u30c9\u3092\u7c21\u5358\u306b\u9078\u629e\u3057\u3066\u3001\u7279\u5b9a\u306e\u30af\u30a8\u30ea\u8981\u4ef6\u3092\u6e80\u305f\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MySQL\u3067\u306f\u3001IS NOT NULL\u3092\u4f7f\u7528\u3057\u3066\u7279\u5b9a\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u3084\u5f0f\u304c\u7a7a\u3067\u306a\u3044\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u6761\u4ef6\u306f\u3001SELECT\u6587\u306eWHERE\u53e5\u3067\u4f7f\u7528\u3057\u3066\u3001\u7a7a\u3067\u306a\u3044\u30ec\u30b3\u30fc\u30c9\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3059\u308b\u3053 [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[117,1624,119,651,1643],"class_list":["post-6111","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-mysql","tag-not-null","tag-sql","tag-651","tag-1643"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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