{"title":"\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u30c6\u30fc\u30d6\u30eb","url":"https://htn20190109.hatenablog.com/entry/2026/08/11/211933","width":"100%","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2026%2F08%2F11%2F211933\" title=\"\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u30c6\u30fc\u30d6\u30eb - HTN20190109\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"HTN20190109","description":"MySQL (9.7.2) \u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u30c6\u30fc\u30d6\u30eb\u306e\u6a5f\u80fd\u306a\u3057 CREATE TABLE tab1 ( id BIGINT AUTO_INCREMENT PRIMARY KEY, event_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP, user_name VARCHAR(255), action VARCHAR(255)); CREATE TRIGGER tab1_no_updateBEFORE UPDATE ON tab1FOR EACH ROW SIGNAL SQLSTATE '45000' SET MESSAGE_TEXT = 'UPDATE is \u2026","image_url":null,"version":"1.0","blog_title":"HTN20190109\u306e\u65e5\u8a18","published":"2026-08-11 21:19:33","provider_name":"Hatena Blog","type":"rich","categories":["DB"],"height":"190","author_url":"https://blog.hatena.ne.jp/HTN20190109/","blog_url":"https://htn20190109.hatenablog.com/"}