{"id":22869,"date":"2024-11-21T15:20:46","date_gmt":"2024-11-21T07:20:46","guid":{"rendered":"https:\/\/fwq.ai\/blog\/22869\/"},"modified":"2024-11-21T15:20:46","modified_gmt":"2024-11-21T07:20:46","slug":"laravel-%e5%89%94%e9%99%a4%e6%95%b0%e6%8d%ae","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/22869\/","title":{"rendered":"laravel \u5254\u9664\u6570\u636e"},"content":{"rendered":"

\u6458\u8981\uff1a<\/p>\n

Laravel \u662f\u4e00\u79cd\u6d41\u884c\u7684 PHP \u5f00\u53d1\u6846\u67b6\uff0c\u9002\u7528\u4e8e\u5efa\u7acb Web \u5e94\u7528\u3002\u6709\u65f6\uff0c\u6211\u4eec\u9700\u8981\u5728\u6570\u636e\u5e93\u4e2d\u5254\u9664\u4e00\u4e9b\u6570\u636e\uff0c\u8fd9\u5c31\u9700\u8981\u7528\u5230 Laravel \u6570\u636e\u5e93\u67e5\u8be2\u6784\u5efa\u5668\u3002<\/p>\n

\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528 Laravel \u6570\u636e\u5e93\u67e5\u8be2\u6784\u5efa\u5668\u6765\u5254\u9664\u6570\u636e\u3002<\/p>\n

\u6b63\u6587\uff1a<\/p>\n

\u5728 Laravel \u4e2d\uff0c\u5220\u9664\u6570\u636e\u7684\u65b9\u6cd5\u6709\u591a\u79cd\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 Eloquent \u6a21\u578b\uff08ORM\uff09\u6765\u5220\u9664\u8bb0\u5f55\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528 Query Builder \u6267\u884c SQL \u67e5\u8be2\u4ece\u6570\u636e\u5e93\u4e2d\u5220\u9664\u8bb0\u5f55\u3002<\/p>\n

\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u4f7f\u7528 Query Builder \u6765\u5254\u9664\u6570\u636e\u3002<\/p>\n

\u9996\u5148\uff0c\u8ba9\u6211\u4eec\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u540d\u4e3a \u201cusers\u201d \u7684\u8868\u683c\uff08\u5305\u542b\u4e86 id\uff0cname \u548c email \u5b57\u6bb5\uff09\u3002<\/p>\n

\u73b0\u5728\uff0c\u6211\u4eec\u9700\u8981\u5254\u9664 id \u7b49\u4e8e 1 \u7684\u8bb0\u5f55\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n

DB::table('users')-&gt;where('id', '=', 1)-&gt;delete();<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u8fd9\u91cc\uff0c\u6211\u4eec\u4f7f\u7528 DB Facade \u6765\u9009\u62e9\u8981\u67e5\u8be2\u7684\u8868\u683c\uff0c\u5e76\u4f7f\u7528 where() \u65b9\u6cd5\u6765\u9650\u5b9a\u5254\u9664\u54ea\u4e9b\u8bb0\u5f55\u3002delete() \u65b9\u6cd5\u7528\u4e8e\u4ece\u6570\u636e\u5e93\u4e2d\u5254\u9664\u8bb0\u5f55\u3002<\/p>\n
\u5982\u679c\u6211\u4eec\u60f3\u8981\u5220\u9664\u8868\u683c\u4e2d\u7684\u6240\u6709\u8bb0\u5f55\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 truncate() \u65b9\u6cd5\u3002\u8be5\u65b9\u6cd5\u5c06\u5220\u9664\u6574\u4e2a\u8868\u683c\uff0c\u5e76\u4e14\u91cd\u7f6e\u81ea\u589e ID \u4e3a 1\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u4f7f\u7528 truncate() \u65b9\u6cd5\u7684\u4f8b\u5b50\uff1a<\/p>\n
DB::table('users')-&gt;truncate();<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u6ca1\u6709\u8fc7\u6ee4\u4efb\u4f55\u8bb0\u5f55\u3002\u56e0\u6b64\uff0c\u6574\u4e2a\u8868\u683c\u4e2d\u7684\u6240\u6709\u8bb0\u5f55\u90fd\u5c06\u88ab\u5254\u9664\u3002<\/p>\n
\u5982\u679c\u6211\u4eec\u9700\u8981\u5220\u9664\u8868\u683c\u4e2d\u7684\u8bb0\u5f55\uff0c\u4f46\u5e0c\u671b\u4fdd\u7559\u8868\u683c\u672c\u8eab\uff0c\u5219\u53ef\u4ee5\u4f7f\u7528 drop() \u65b9\u6cd5\u3002\u8be5\u65b9\u6cd5\u5c06\u5220\u9664\u6574\u4e2a\u8868\u683c\uff0c\u800c\u4e0d\u4ec5\u4ec5\u662f\u8bb0\u5f55\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u4f7f\u7528 drop() \u65b9\u6cd5\u7684\u4f8b\u5b50\uff1a<\/p>\n
Schema::drop('users');<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u8fd9\u91cc\uff0c\u6211\u4eec\u4f7f\u7528 Schema Facade \u6765\u9009\u62e9\u8981\u5220\u9664\u7684\u8868\u683c\uff0c\u5e76\u4f7f\u7528 drop() \u65b9\u6cd5\u6765\u5220\u9664\u8868\u683c\u3002<\/p>\n
\u7ed3\u8bba\uff1a<\/p>\n
Laravel \u7684 Query Builder \u662f\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u5de5\u5177\uff0c\u5b83\u4f7f\u6211\u4eec\u80fd\u591f\u8f7b\u677e\u5730\u4ece\u6570\u636e\u5e93\u4e2d\u5254\u9664\u6570\u636e\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u4ecb\u7ecd\u4e86\u5982\u4f55\u4f7f\u7528 Laravel \u6570\u636e\u5e93\u67e5\u8be2\u6784\u5efa\u5668\u6765\u5254\u9664\u6570\u636e\u3002\u73b0\u5728\uff0c\u60a8\u53ef\u4ee5\u8f7b\u677e\u5220\u9664 Laravel \u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u8bb0\u5f55\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662flaravel \u5254\u9664\u6570\u636e\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6458\u8981\uff1a Laravel \u662f\u4e00\u79cd\u6d41\u884c\u7684 PHP \u5f00\u53d1\u6846\u67b6\uff0c\u9002\u7528\u4e8e\u5efa\u7acb Web \u5e94\u7528\u3002\u6709\u65f6\uff0c\u6211\u4eec\u9700\u8981\u5728\u6570\u636e\u5e93\u4e2d\u5254\u9664\u4e00\u4e9b\u6570\u636e\uff0c\u8fd9\u5c31\u9700\u8981\u7528\u5230 Laravel \u6570\u636e\u5e93\u67e5\u8be2\u6784\u5efa\u5668\u3002 \u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528 Laravel \u6570\u636e\u5e93\u67e5\u8be2\u6784\u5efa\u5668\u6765\u5254\u9664\u6570\u636e\u3002 \u6b63\u6587\uff1a \u5728 Laravel \u4e2d\uff0c\u5220\u9664\u6570\u636e\u7684\u65b9\u6cd5\u6709\u591a\u79cd\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 Eloquent \u6a21\u578b\uff08ORM\uff09\u6765\u5220\u9664\u8bb0\u5f55\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528 Query Builder \u6267\u884c SQL \u67e5\u8be2\u4ece\u6570\u636e\u5e93\u4e2d\u5220\u9664\u8bb0\u5f55\u3002 \u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u4f7f\u7528 Query Builder \u6765\u5254\u9664\u6570\u636e\u3002 \u9996\u5148\uff0c\u8ba9\u6211\u4eec\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u540d\u4e3a \u201cusers\u201d \u7684\u8868\u683c\uff08\u5305\u542b\u4e86 id\uff0cname \u548c email \u5b57\u6bb5\uff09\u3002 \u73b0\u5728\uff0c\u6211\u4eec\u9700\u8981\u5254\u9664 id \u7b49\u4e8e 1 \u7684\u8bb0\u5f55\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a DB::table(‘users’)-&gt;where(‘id’, ‘=’, 1)-&gt;delete(); \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u91cc\uff0c\u6211\u4eec\u4f7f\u7528 DB Facade \u6765\u9009\u62e9\u8981\u67e5\u8be2\u7684\u8868\u683c\uff0c\u5e76\u4f7f\u7528 where() \u65b9\u6cd5\u6765\u9650\u5b9a\u5254\u9664\u54ea\u4e9b\u8bb0\u5f55\u3002delete() \u65b9\u6cd5\u7528\u4e8e\u4ece\u6570\u636e\u5e93\u4e2d\u5254\u9664\u8bb0\u5f55\u3002 \u5982\u679c\u6211\u4eec\u60f3\u8981\u5220\u9664\u8868\u683c\u4e2d\u7684\u6240\u6709\u8bb0\u5f55\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 truncate() \u65b9\u6cd5\u3002\u8be5\u65b9\u6cd5\u5c06\u5220\u9664\u6574\u4e2a\u8868\u683c\uff0c\u5e76\u4e14\u91cd\u7f6e\u81ea\u589e ID \u4e3a […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-22869","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/22869","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=22869"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/22869\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=22869"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=22869"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=22869"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}