{"id":25094,"date":"2024-11-21T16:27:10","date_gmt":"2024-11-21T08:27:10","guid":{"rendered":"https:\/\/fwq.ai\/blog\/25094\/"},"modified":"2024-11-21T16:27:10","modified_gmt":"2024-11-21T08:27:10","slug":"laravel%e5%bc%80%e5%8f%91%e5%bb%ba%e8%ae%ae%ef%bc%9a%e5%a6%82%e4%bd%95%e4%bc%98%e5%8c%96%e6%95%b0%e6%8d%ae%e5%ba%93%e7%b4%a2%e5%bc%95%e4%b8%8e%e6%9f%a5%e8%af%a2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/25094\/","title":{"rendered":"Laravel\u5f00\u53d1\u5efa\u8bae\uff1a\u5982\u4f55\u4f18\u5316\u6570\u636e\u5e93\u7d22\u5f15\u4e0e\u67e5\u8be2"},"content":{"rendered":"

\"Laravel\u5f00\u53d1\u5efa\u8bae\uff1a\u5982\u4f55\u4f18\u5316\u6570\u636e\u5e93\u7d22\u5f15\u4e0e\u67e5\u8be2\u63d2\u56fe\"<\/p>\n

Laravel\u5f00\u53d1\u5efa\u8bae\uff1a\u5982\u4f55\u4f18\u5316\u6570\u636e\u5e93\u7d22\u5f15\u4e0e\u67e5\u8be2<\/p>\n

\u5f15\u8a00\uff1a
\u5728Laravel\u5f00\u53d1\u4e2d\uff0c\u6570\u636e\u5e93\u67e5\u8be2\u662f\u4e00\u4e2a\u4e0d\u53ef\u907f\u514d\u7684\u73af\u8282\u3002\u800c\u67e5\u8be2\u6027\u80fd\u7684\u4f18\u5316\u5bf9\u4e8e\u63d0\u5347\u5e94\u7528\u7684\u54cd\u5e94\u901f\u5ea6\u548c\u7528\u6237\u4f53\u9a8c\u81f3\u5173\u91cd\u8981\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u901a\u8fc7\u4f18\u5316\u6570\u636e\u5e93\u7d22\u5f15\u548c\u67e5\u8be2\u6765\u63d0\u9ad8Laravel\u5e94\u7528\u7684\u6027\u80fd\u3002<\/p>\n

\u4e00\u3001\u7406\u89e3\u6570\u636e\u5e93\u7d22\u5f15\u7684\u4f5c\u7528
\u6570\u636e\u5e93\u7d22\u5f15\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u80fd\u591f\u5feb\u901f\u5b9a\u4f4d\u5230\u6240\u9700\u6570\u636e\uff0c\u4ee5\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\u3002\u7d22\u5f15\u901a\u5e38\u662f\u5728\u8868\u4e2d\u7684\u4e00\u4e2a\u6216\u591a\u4e2a\u5217\u4e0a\u521b\u5efa\u7684\uff0c\u5e76\u4e14\u53ef\u4ee5\u6839\u636e\u9700\u6c42\u6765\u521b\u5efa\u552f\u4e00\u7d22\u5f15\u6216\u975e\u552f\u4e00\u7d22\u5f15\u3002<\/p>\n

\u5728Laravel\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u8fc1\u79fb\u6587\u4ef6\u6765\u521b\u5efa\u7d22\u5f15\u3002\u8fc1\u79fb\u6587\u4ef6\u662f\u4e00\u4e2a\u6570\u636e\u5e93\u67b6\u6784\u6587\u4ef6\uff0c\u5b83\u63cf\u8ff0\u4e86\u5e94\u7528\u9700\u6c42\u7684\u6570\u636e\u5e93\u7ed3\u6784\u3002<\/p>\n

\u5728\u521b\u5efa\u7d22\u5f15\u65f6\uff0c\u9700\u8981\u8003\u8651\u5230\u67e5\u8be2\u9891\u7387\u548c\u67e5\u8be2\u6761\u4ef6\u3002\u901a\u5e38\u6765\u8bf4\uff0c\u7ecf\u5e38\u51fa\u73b0\u5728\u67e5\u8be2\u6761\u4ef6\u4e2d\u7684\u5217\u662f\u6700\u597d\u7684\u9009\u62e9\u6765\u521b\u5efa\u7d22\u5f15\u3002\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u5168\u8868\u626b\u63cf\u7684\u5f00\u9500\uff0c\u4ece\u800c\u63d0\u5347\u67e5\u8be2\u6027\u80fd\u3002<\/p>\n

\u4e8c\u3001\u4f18\u5316\u6570\u636e\u5e93\u67e5\u8be2\u8bed\u53e5<\/p>\n

    \n
  1. \u4f7f\u7528\u6a21\u578b\u5173\u8054\u8fdb\u884c\u67e5\u8be2
    Laravel\u4e2d\u7684\u6a21\u578b\u5173\u8054\u662f\u91cd\u8981\u7684\u67e5\u8be2\u5de5\u5177\u3002\u901a\u8fc7\u5b9a\u4e49\u6a21\u578b\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u53ef\u4ee5\u4f7f\u7528Eloquent ORM\u6765\u7b80\u5316\u590d\u6742\u7684\u67e5\u8be2\u64cd\u4f5c\u3002<\/li>\n<\/ol>\n

    \u4f8b\u5982\uff0c\u4e0b\u9762\u7684\u4ee3\u7801\u5c55\u793a\u4e86\u5982\u4f55\u901a\u8fc7\u6a21\u578b\u5173\u8054\u6765\u67e5\u8be2\u6587\u7ae0\u53ca\u5176\u5bf9\u5e94\u7684\u4f5c\u8005\uff1a<\/p>\n

    $articles = Article::with('author')-&gt;get();<\/pre>\n
      \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
    \u4f7f\u7528\u6a21\u578b\u5173\u8054\u53ef\u4ee5\u907f\u514d\u8fdb\u884c\u591a\u6b21\u67e5\u8be2\uff0c\u63d0\u9ad8\u67e5\u8be2\u6548\u7387\u3002<\/p>\n
      \n
    1. \u4f7f\u7528\u5ef6\u8fdf\u52a0\u8f7d
      \u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u5728Laravel\u4e2d\u4f7f\u7528with\u65b9\u6cd5\u65f6\uff0c\u5173\u8054\u6a21\u578b\u4f1a\u7acb\u5373\u52a0\u8f7d\u3002\u7136\u800c\uff0c\u5f53\u5173\u8054\u6a21\u578b\u6570\u91cf\u5f88\u5927\u65f6\uff0c\u8fd9\u53ef\u80fd\u5bfc\u81f4\u6027\u80fd\u95ee\u9898\u3002<\/li>\n<\/ol>\n
      \u4e3a\u4e86\u4f18\u5316\u67e5\u8be2\u6027\u80fd\uff0c\u53ef\u4ee5\u4f7f\u7528\u5ef6\u8fdf\u52a0\u8f7d\u3002\u5ef6\u8fdf\u52a0\u8f7d\u8868\u793a\u53ea\u6709\u5728\u8bbf\u95ee\u5173\u8054\u6a21\u578b\u65f6\u624d\u4f1a\u8fdb\u884c\u67e5\u8be2\uff0c\u800c\u4e0d\u662f\u5728\u4e3b\u67e5\u8be2\u4e4b\u524d\u5c31\u7acb\u5373\u52a0\u8f7d\u3002<\/p>\n
      \u4f8b\u5982\uff0c\u4e0b\u9762\u4ee3\u7801\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u5ef6\u8fdf\u52a0\u8f7d\u6765\u63d0\u9ad8\u6027\u80fd\uff1a<\/p>\n
      $articles = Article::all();\n\nforeach ($articles as $article) {\n    echo $article-&gt;author-&gt;name;\n}<\/pre>\n
        \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
        \n
      1. \u4f7f\u7528\u5408\u9002\u7684\u67e5\u8be2\u65b9\u6cd5
        \u5728Laravel\u4e2d\uff0c\u63d0\u4f9b\u4e86\u591a\u79cd\u67e5\u8be2\u65b9\u6cd5\uff0c\u5982where\u3001orWhere\u3001whereIn\u7b49\u3002\u6839\u636e\u5177\u4f53\u7684\u67e5\u8be2\u9700\u6c42\uff0c\u9009\u62e9\u5408\u9002\u7684\u67e5\u8be2\u65b9\u6cd5\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\u3002<\/li>\n<\/ol>\n
        \u4f8b\u5982\uff0c\u5982\u679c\u9700\u8981\u540c\u65f6\u67e5\u8be2\u591a\u4e2a\u6761\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528whereIn\u65b9\u6cd5\u800c\u4e0d\u662f\u591a\u6b21\u8c03\u7528where\u65b9\u6cd5\u3002\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u6570\u636e\u5e93\u67e5\u8be2\u7684\u6b21\u6570\u3002<\/p>\n
          \n
        1. \u4f7f\u7528\u539f\u751fSQL\u67e5\u8be2
          \u5c3d\u7ba1Laravel\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u67e5\u8be2\u6784\u9020\u5668\uff0c\u4f46\u6709\u65f6\u5019\u4f7f\u7528\u539f\u751fSQL\u67e5\u8be2\u53ef\u4ee5\u63d0\u4f9b\u66f4\u597d\u7684\u6027\u80fd\u3002<\/li>\n<\/ol>\n
          \u539f\u751fSQL\u67e5\u8be2\u53ef\u4ee5\u901a\u8fc7DB\u95e8\u9762\u6765\u6267\u884c\u3002\u4f8b\u5982\uff1a<\/p>\n
          $users = DB::select(\"SELECT * FROM users WHERE active = 1\");<\/pre>\n
            \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
          \u5f53\u9700\u8981\u8fdb\u884c\u590d\u6742\u7684\u8054\u5408\u67e5\u8be2\u3001\u591a\u4e2a\u8fde\u63a5\u6216\u7279\u5b9a\u7684\u6027\u80fd\u4f18\u5316\u65f6\uff0c\u539f\u751fSQL\u67e5\u8be2\u53ef\u80fd\u662f\u4e00\u4e2a\u66f4\u597d\u7684\u9009\u62e9\u3002<\/p>\n
          \u4e09\u3001\u4f18\u5316\u6570\u636e\u5e93\u7d22\u5f15<\/p>\n
            \n
          1. \u68c0\u67e5\u7d22\u5f15
            \u5728\u8fdb\u884c\u7d22\u5f15\u4f18\u5316\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u68c0\u67e5\u6570\u636e\u5e93\u8868\u7684\u7d22\u5f15\u60c5\u51b5\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u8868\u7684\u7d22\u5f15\u4fe1\u606f\uff1a<\/li>\n<\/ol>\n
            php artisan db:table [table_name]<\/pre>\n
              \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
            \u68c0\u67e5\u8868\u7684\u7d22\u5f15\u662f\u5426\u6ee1\u8db3\u67e5\u8be2\u9700\u6c42\u3002\u5982\u679c\u5b58\u5728\u6ca1\u6709\u4f7f\u7528\u7684\u7d22\u5f15\u6216\u8005\u7f3a\u5c11\u5fc5\u8981\u7684\u7d22\u5f15\uff0c\u53ef\u4ee5\u8fdb\u884c\u76f8\u5e94\u7684\u8c03\u6574\u3002<\/p>\n
              \n
            1. \u521b\u5efa\u7d22\u5f15
              \u6839\u636e\u67e5\u8be2\u9700\u6c42\u548c\u67e5\u8be2\u9891\u7387\uff0c\u53ef\u4ee5\u521b\u5efa\u5408\u9002\u7684\u7d22\u5f15\u6765\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\u3002\u5728Laravel\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u8fc1\u79fb\u6587\u4ef6\u8fdb\u884c\u7d22\u5f15\u7684\u521b\u5efa\u548c\u4fee\u6539\u3002<\/li>\n<\/ol>\n
              \u4f8b\u5982\uff0c\u4e0b\u9762\u7684\u4ee3\u7801\u5c55\u793a\u4e86\u5982\u4f55\u5728\u8fc1\u79fb\u6587\u4ef6\u4e2d\u521b\u5efa\u7d22\u5f15\uff1a<\/p>\n
              public function up()\n{\n    Schema::table('articles', function (Blueprint $table) {\n        $table-&gt;index('author_id');\n    });\n}<\/pre>\n
                \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
              \u521b\u5efa\u7d22\u5f15\u65f6\u9700\u8981\u8003\u8651\u4e00\u4e9b\u56e0\u7d20\uff0c\u5982\u7d22\u5f15\u7684\u7c7b\u578b\u3001\u7d22\u5f15\u5217\u7684\u987a\u5e8f\u548c\u7d22\u5f15\u7684\u5927\u5c0f\u7b49\u3002<\/p>\n
              \u56db\u3001\u5176\u4ed6\u4f18\u5316\u5efa\u8bae
              \u9664\u4e86\u4e0a\u8ff0\u7684\u4f18\u5316\u65b9\u6cd5\uff0c\u8fd8\u6709\u4e00\u4e9b\u5176\u4ed6\u7684\u5efa\u8bae\u53ef\u4ee5\u5bf9\u6570\u636e\u5e93\u67e5\u8be2\u8fdb\u884c\u4f18\u5316\uff1a<\/p>\n
                \n
              1. \u907f\u514d\u67e5\u8be2\u5927\u91cf\u6570\u636e\u3002\u53ea\u67e5\u8be2\u6240\u9700\u7684\u6570\u636e\u5b57\u6bb5\uff0c\u5c3d\u91cf\u907f\u514d\u4f7f\u7528select *\u67e5\u8be2\u6574\u4e2a\u8868\u7684\u6570\u636e\u3002<\/li>\n
              2. \u5206\u9875\u67e5\u8be2\u3002\u5bf9\u4e8e\u5927\u6570\u636e\u91cf\u7684\u67e5\u8be2\u7ed3\u679c\uff0c\u53ef\u4ee5\u4f7f\u7528\u5206\u9875\u6280\u672f\u6765\u51cf\u5c11\u6570\u636e\u7684\u52a0\u8f7d\u548c\u4f20\u8f93\u3002<\/li>\n
              3. \u7f13\u5b58\u6570\u636e\u3002\u5bf9\u4e8e\u4e00\u4e9b\u9891\u7e41\u7684\u67e5\u8be2\uff0c\u53ef\u4ee5\u5c06\u67e5\u8be2\u7ed3\u679c\u7f13\u5b58\u8d77\u6765\uff0c\u4ee5\u51cf\u5c11\u6570\u636e\u5e93\u7684\u8bbf\u95ee\u6b21\u6570\u3002<\/li>\n<\/ol>\n
                \u603b\u7ed3\uff1a
                \u901a\u8fc7\u4f18\u5316\u6570\u636e\u5e93\u7d22\u5f15\u548c\u67e5\u8be2\u8bed\u53e5\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8Laravel\u5e94\u7528\u7684\u6027\u80fd\u3002\u5408\u7406\u5730\u521b\u5efa\u7d22\u5f15\u3001\u4f7f\u7528\u6a21\u578b\u5173\u8054\u3001\u9009\u62e9\u5408\u9002\u7684\u67e5\u8be2\u65b9\u6cd5\u4ee5\u53ca\u4f7f\u7528\u539f\u751fSQL\u67e5\u8be2\u90fd\u662f\u4f18\u5316\u6570\u636e\u5e93\u67e5\u8be2\u7684\u6709\u6548\u65b9\u6cd5\u3002\u540c\u65f6\uff0c\u907f\u514d\u67e5\u8be2\u5927\u91cf\u6570\u636e\u3001\u4f7f\u7528\u5206\u9875\u548c\u7f13\u5b58\u6570\u636e\u7b49\u6280\u672f\u4e5f\u6709\u52a9\u4e8e\u63d0\u9ad8\u5e94\u7528\u7684\u6027\u80fd\u3002\u5e0c\u671b\u672c\u6587\u7684\u5efa\u8bae\u80fd\u591f\u5bf9\u5f00\u53d1\u8005\u5728Laravel\u5f00\u53d1\u4e2d\u4f18\u5316\u6570\u636e\u5e93\u7d22\u5f15\u548c\u67e5\u8be2\u65b9\u9762\u63d0\u4f9b\u5e2e\u52a9\u3002<\/p>\n
                \u4ee5\u4e0a\u5c31\u662fLaravel\u5f00\u53d1\u5efa\u8bae\uff1a\u5982\u4f55\u4f18\u5316\u6570\u636e\u5e93\u7d22\u5f15\u4e0e\u67e5\u8be2\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":"
                Laravel\u5f00\u53d1\u5efa\u8bae\uff1a\u5982\u4f55\u4f18\u5316\u6570\u636e\u5e93\u7d22\u5f15\u4e0e\u67e5\u8be2 \u5f15\u8a00\uff1a\u5728Laravel\u5f00\u53d1\u4e2d\uff0c\u6570\u636e\u5e93\u67e5\u8be2\u662f\u4e00\u4e2a\u4e0d\u53ef\u907f\u514d\u7684\u73af\u8282\u3002\u800c\u67e5\u8be2\u6027\u80fd\u7684\u4f18\u5316\u5bf9\u4e8e\u63d0\u5347\u5e94\u7528\u7684\u54cd\u5e94\u901f\u5ea6\u548c\u7528\u6237\u4f53\u9a8c\u81f3\u5173\u91cd\u8981\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u901a\u8fc7\u4f18\u5316\u6570\u636e\u5e93\u7d22\u5f15\u548c\u67e5\u8be2\u6765\u63d0\u9ad8Laravel\u5e94\u7528\u7684\u6027\u80fd\u3002 \u4e00\u3001\u7406\u89e3\u6570\u636e\u5e93\u7d22\u5f15\u7684\u4f5c\u7528\u6570\u636e\u5e93\u7d22\u5f15\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u80fd\u591f\u5feb\u901f\u5b9a\u4f4d\u5230\u6240\u9700\u6570\u636e\uff0c\u4ee5\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\u3002\u7d22\u5f15\u901a\u5e38\u662f\u5728\u8868\u4e2d\u7684\u4e00\u4e2a\u6216\u591a\u4e2a\u5217\u4e0a\u521b\u5efa\u7684\uff0c\u5e76\u4e14\u53ef\u4ee5\u6839\u636e\u9700\u6c42\u6765\u521b\u5efa\u552f\u4e00\u7d22\u5f15\u6216\u975e\u552f\u4e00\u7d22\u5f15\u3002 \u5728Laravel\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u8fc1\u79fb\u6587\u4ef6\u6765\u521b\u5efa\u7d22\u5f15\u3002\u8fc1\u79fb\u6587\u4ef6\u662f\u4e00\u4e2a\u6570\u636e\u5e93\u67b6\u6784\u6587\u4ef6\uff0c\u5b83\u63cf\u8ff0\u4e86\u5e94\u7528\u9700\u6c42\u7684\u6570\u636e\u5e93\u7ed3\u6784\u3002 \u5728\u521b\u5efa\u7d22\u5f15\u65f6\uff0c\u9700\u8981\u8003\u8651\u5230\u67e5\u8be2\u9891\u7387\u548c\u67e5\u8be2\u6761\u4ef6\u3002\u901a\u5e38\u6765\u8bf4\uff0c\u7ecf\u5e38\u51fa\u73b0\u5728\u67e5\u8be2\u6761\u4ef6\u4e2d\u7684\u5217\u662f\u6700\u597d\u7684\u9009\u62e9\u6765\u521b\u5efa\u7d22\u5f15\u3002\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u5168\u8868\u626b\u63cf\u7684\u5f00\u9500\uff0c\u4ece\u800c\u63d0\u5347\u67e5\u8be2\u6027\u80fd\u3002 \u4e8c\u3001\u4f18\u5316\u6570\u636e\u5e93\u67e5\u8be2\u8bed\u53e5 \u4f7f\u7528\u6a21\u578b\u5173\u8054\u8fdb\u884c\u67e5\u8be2Laravel\u4e2d\u7684\u6a21\u578b\u5173\u8054\u662f\u91cd\u8981\u7684\u67e5\u8be2\u5de5\u5177\u3002\u901a\u8fc7\u5b9a\u4e49\u6a21\u578b\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u53ef\u4ee5\u4f7f\u7528Eloquent ORM\u6765\u7b80\u5316\u590d\u6742\u7684\u67e5\u8be2\u64cd\u4f5c\u3002 \u4f8b\u5982\uff0c\u4e0b\u9762\u7684\u4ee3\u7801\u5c55\u793a\u4e86\u5982\u4f55\u901a\u8fc7\u6a21\u578b\u5173\u8054\u6765\u67e5\u8be2\u6587\u7ae0\u53ca\u5176\u5bf9\u5e94\u7684\u4f5c\u8005\uff1a $articles = Article::with(‘author’)-&gt;get(); \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528\u6a21\u578b\u5173\u8054\u53ef\u4ee5\u907f\u514d\u8fdb\u884c\u591a\u6b21\u67e5\u8be2\uff0c\u63d0\u9ad8\u67e5\u8be2\u6548\u7387\u3002 \u4f7f\u7528\u5ef6\u8fdf\u52a0\u8f7d\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u5728Laravel\u4e2d\u4f7f\u7528with\u65b9\u6cd5\u65f6\uff0c\u5173\u8054\u6a21\u578b\u4f1a\u7acb\u5373\u52a0\u8f7d\u3002\u7136\u800c\uff0c\u5f53\u5173\u8054\u6a21\u578b\u6570\u91cf\u5f88\u5927\u65f6\uff0c\u8fd9\u53ef\u80fd\u5bfc\u81f4\u6027\u80fd\u95ee\u9898\u3002 \u4e3a\u4e86\u4f18\u5316\u67e5\u8be2\u6027\u80fd\uff0c\u53ef\u4ee5\u4f7f\u7528\u5ef6\u8fdf\u52a0\u8f7d\u3002\u5ef6\u8fdf\u52a0\u8f7d\u8868\u793a\u53ea\u6709\u5728\u8bbf\u95ee\u5173\u8054\u6a21\u578b\u65f6\u624d\u4f1a\u8fdb\u884c\u67e5\u8be2\uff0c\u800c\u4e0d\u662f\u5728\u4e3b\u67e5\u8be2\u4e4b\u524d\u5c31\u7acb\u5373\u52a0\u8f7d\u3002 \u4f8b\u5982\uff0c\u4e0b\u9762\u4ee3\u7801\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u5ef6\u8fdf\u52a0\u8f7d\u6765\u63d0\u9ad8\u6027\u80fd\uff1a $articles = Article::all(); foreach ($articles as $article) { echo $article-&gt;author-&gt;name; } \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528\u5408\u9002\u7684\u67e5\u8be2\u65b9\u6cd5\u5728Laravel\u4e2d\uff0c\u63d0\u4f9b\u4e86\u591a\u79cd\u67e5\u8be2\u65b9\u6cd5\uff0c\u5982where\u3001orWhere\u3001whereIn\u7b49\u3002\u6839\u636e\u5177\u4f53\u7684\u67e5\u8be2\u9700\u6c42\uff0c\u9009\u62e9\u5408\u9002\u7684\u67e5\u8be2\u65b9\u6cd5\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\u3002 \u4f8b\u5982\uff0c\u5982\u679c\u9700\u8981\u540c\u65f6\u67e5\u8be2\u591a\u4e2a\u6761\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528whereIn\u65b9\u6cd5\u800c\u4e0d\u662f\u591a\u6b21\u8c03\u7528where\u65b9\u6cd5\u3002\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u6570\u636e\u5e93\u67e5\u8be2\u7684\u6b21\u6570\u3002 \u4f7f\u7528\u539f\u751fSQL\u67e5\u8be2\u5c3d\u7ba1Laravel\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u67e5\u8be2\u6784\u9020\u5668\uff0c\u4f46\u6709\u65f6\u5019\u4f7f\u7528\u539f\u751fSQL\u67e5\u8be2\u53ef\u4ee5\u63d0\u4f9b\u66f4\u597d\u7684\u6027\u80fd\u3002 \u539f\u751fSQL\u67e5\u8be2\u53ef\u4ee5\u901a\u8fc7DB\u95e8\u9762\u6765\u6267\u884c\u3002\u4f8b\u5982\uff1a $users = DB::select(“SELECT * FROM users WHERE active = 1”); \u767b\u5f55\u540e\u590d\u5236 \u5f53\u9700\u8981\u8fdb\u884c\u590d\u6742\u7684\u8054\u5408\u67e5\u8be2\u3001\u591a\u4e2a\u8fde\u63a5\u6216\u7279\u5b9a\u7684\u6027\u80fd\u4f18\u5316\u65f6\uff0c\u539f\u751fSQL\u67e5\u8be2\u53ef\u80fd\u662f\u4e00\u4e2a\u66f4\u597d\u7684\u9009\u62e9\u3002 \u4e09\u3001\u4f18\u5316\u6570\u636e\u5e93\u7d22\u5f15 \u68c0\u67e5\u7d22\u5f15\u5728\u8fdb\u884c\u7d22\u5f15\u4f18\u5316\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u68c0\u67e5\u6570\u636e\u5e93\u8868\u7684\u7d22\u5f15\u60c5\u51b5\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u8868\u7684\u7d22\u5f15\u4fe1\u606f\uff1a php artisan db:table [table_name] \u767b\u5f55\u540e\u590d\u5236 \u68c0\u67e5\u8868\u7684\u7d22\u5f15\u662f\u5426\u6ee1\u8db3\u67e5\u8be2\u9700\u6c42\u3002\u5982\u679c\u5b58\u5728\u6ca1\u6709\u4f7f\u7528\u7684\u7d22\u5f15\u6216\u8005\u7f3a\u5c11\u5fc5\u8981\u7684\u7d22\u5f15\uff0c\u53ef\u4ee5\u8fdb\u884c\u76f8\u5e94\u7684\u8c03\u6574\u3002 \u521b\u5efa\u7d22\u5f15\u6839\u636e\u67e5\u8be2\u9700\u6c42\u548c\u67e5\u8be2\u9891\u7387\uff0c\u53ef\u4ee5\u521b\u5efa\u5408\u9002\u7684\u7d22\u5f15\u6765\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\u3002\u5728Laravel\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u8fc1\u79fb\u6587\u4ef6\u8fdb\u884c\u7d22\u5f15\u7684\u521b\u5efa\u548c\u4fee\u6539\u3002 \u4f8b\u5982\uff0c\u4e0b\u9762\u7684\u4ee3\u7801\u5c55\u793a\u4e86\u5982\u4f55\u5728\u8fc1\u79fb\u6587\u4ef6\u4e2d\u521b\u5efa\u7d22\u5f15\uff1a […]<\/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-25094","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/25094","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=25094"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/25094\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=25094"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=25094"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=25094"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}