{"id":5249,"date":"2021-05-22T22:51:32","date_gmt":"2021-05-22T14:51:32","guid":{"rendered":"https:\/\/damogame.cn\/wordpress\/?p=5249"},"modified":"2021-05-22T22:51:32","modified_gmt":"2021-05-22T14:51:32","slug":"%e4%bb%80%e4%b9%88%e6%98%afcrud-what-is-crud","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/5249","title":{"rendered":"\u4ec0\u4e48\u662fCRUD( What is CRUD)?"},"content":{"rendered":"<p><a href=\"https:\/\/blog.csdn.net\/bruesz\/article\/details\/2006957?utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7EBlogCommendFromMachineLearnPai2%7Edefault-1.baidujs&amp;depth_1-utm_source=distribute.pc_relevant.none-task-blog-2%7Edefault%7EBlogCommendFromMachineLearnPai2%7Edefault-1.baidujs\">\u539f\u6587\u5730\u5740<\/a><\/p>\n<p>\u5728\u5f88\u591a\u6280\u672f\u6027\u7684\u6587\u7ae0\uff0c\u7279\u522b\u662f\u6709\u5173\u6570\u636e\u5e93\u7c7b\u7684\u6587\u7ae0\u4e2d\uff0c\u7ecf\u5e38\u4f1a\u770b\u5230\u4e00\u4e2a\u7f29\u5199\u201cCRUD\u201d\uff0c\u90a3\u4ec0\u4e48\u662fCRUD\u5462\uff1f<br \/>\nCRUD\u5176\u5b9e\u662f\u6570\u636e\u5e93\u57fa\u672c\u64cd\u4f5c\u4e2d\u7684Create(\u521b\u5efa)\u3001ReadRetrieve(\u8bfb\u53d6)\u3001Update\uff08\u66f4\u65b0\uff09\u3001Delete\uff08\u5220\u9664\uff09\u3002\u800c\u8fd9\u91cc\u7684Create(\u521b\u5efa\uff09\uff0c\u5c31\u6211\u7406\u89e3\u800c\u8a00\uff0c\u5e94\u8be5\u662f\u589e\u52a0\u8bb0\u5f55\u7684\u610f\u601d\u5427\uff08\u4e0d\u77e5\u9053\u5bf9\u4e0d\u5bf9\uff09\uff0c\u800c\u4e0d\u5e94\u8be5\u662f\u521b\u5efa\u6570\u636e\u5e93\u8868\u7684\u90a3\u4e2a\u521b\u5efa\u7684\u610f\u601d\u3002\u6211\u4eec\u5e73\u5e38\u6240\u8bf4\u7684\u589e\u5220\u6539\uff0c\u4e5f\u5373\u662f\u8fd9\u91cc\u7684Create\u3001Delete\u3001Update\u3002<br \/>\n\u5176\u5b9e\u6211\u89c9\u5f97Read\u4e0e\u5176\u4ed63\u4e2a\u64cd\u4f5c\u653e\u5728\u4e00\u8d77\u611f\u89c9\u602a\u602a\u7684\uff0c\u5176\u4ed63\u4e2a\u90fd\u662f\u5bf9\u6570\u636e\u5e93\u4e2d\u6570\u636e\u7684\u5b9e\u9645\u64cd\u4f5c\uff08\u4f1a\u5bfc\u81f4\u539f\u59cb\u6570\u636e\u7684\u53d8\u52a8)\uff0c\u4f46Read\u4ec5\u4ec5\u53ea\u662f\u6570\u636e\u7684\u8bfb\u53d6\u800c\u5df2\uff0c\u4e3a\u4f55\u8981\u628a\u5b83\u4e0e\u5176\u5b833\u4e2a\u64cd\u4f5c\u653e\u5728\u4e00\u8d77\uff0c\u5c31\u53ea\u6709\u539f\u521b\u8005\u77e5\u9053\u4e86\u3002\u5373\u4f7f\u653e\u5728\u4e00\u8d77\uff0c\u4e5f\u5e94\u8be5\u6709\u6240\u533a\u522b\uff0c\u6211\u89c9\u5f97RCUD\u6216\u8005RUCD\u7684\u7f29\u5199\u662f\u4e0d\u662f\u66f4\u597d\u4e00\u4e9b :)\u3002<\/p>\n<p>\u6ce8\uff1a\uff082017.2.9\uff09\u8fd9\u662f\u4e00\u7bc7\u5f88\u4e45\u4e4b\u524d\u5199\u7684\u6587\u7ae0\u4e86\uff0c\u8fdc\u5230\u5fd8\u4e86\u8fd8\u5199\u8fc7\u8fd9\u4e48\u65e0\u804a\u7684\u6587\u7ae0 \uff0c \u73b0\u5728\u91cd\u65b0\u770b\u8d77\u6765\u5f53\u65f6\u8fd8\u662f\u4e0d\u662f\u5f88\u6210\u719f\uff0c\u5c06\u5c31\u6539\u4e86\u4fe9\u70b9\uff1a1. R\u662fRetrieve\uff0c\u4e0d\u662fRead\u00a0\u00a0 2. \u5f53\u662f\u89c9\u5f97Retrieve\u6bd4\u8f83\u8ddf\u5176\u4ed6\u51e0\u4e2a\u4e0d\u592a\u4e00\u6837\uff0c\u662f\u4ee5\u6570\u636e\u5e93\u4e3a\u4e3a\u4e3b\u4f53\uff0c\u4f46\u662f\u5982\u679c\u4ee5\u89c2\u6d4b\u4f53\u7684\u89d2\u5ea6\uff08Retrieve\uff1a\u4ece\u6570\u636e\u5e93\u4e2d\u91cd\u65b0\u63d0\u53d6\u6570\u636e\uff09\uff0c\u8fd9\u56db\u4e2a\u64cd\u4f5c\u5176\u5b9e\u8fd8\u662f\u6bd4\u8f83\u7c7b\u4f3c\u7684\u3002<br \/>\n\u6700\u540e\uff0c\u518d\u5217\u4e00\u4e0bSQL\u4e2d\u5bf9\u5e94\u4e0eCRUD\u7684\u8bed\u53e5 (\u5176\u4e2d\u7684T\u662fTable\u7684\u540d\u79f0)\uff1a<\/p>\n<p>Create:<br \/>\ninsert into T(&#8230;) values(&#8230;);<br \/>\nRead:<br \/>\nSelect &#8230; From T Where&#8230;\uff1b<br \/>\nUpdate\uff1a<br \/>\nUpdate\u00a0T Set&#8230; Where&#8230;;<br \/>\nDelete:<br \/>\nDelete From\u00a0T Where&#8230;\uff1b<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u539f\u6587\u5730\u5740 \u5728\u5f88\u591a\u6280\u672f\u6027\u7684\u6587\u7ae0\uff0c\u7279\u522b\u662f\u6709\u5173<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[],"tags":[118],"class_list":["post-5249","post","type-post","status-publish","format-standard","hentry","tag-02-"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/5249","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=5249"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/5249\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=5249"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=5249"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=5249"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}