{"id":23006,"date":"2024-11-21T16:25:02","date_gmt":"2024-11-21T08:25:02","guid":{"rendered":"https:\/\/fwq.ai\/blog\/23006\/"},"modified":"2024-11-21T16:25:02","modified_gmt":"2024-11-21T08:25:02","slug":"laravel%e6%a1%86%e6%9e%b6db%e8%b6%85%e6%97%b6%e8%ae%be%e7%bd%ae","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/23006\/","title":{"rendered":"laravel\u6846\u67b6db\u8d85\u65f6\u8bbe\u7f6e"},"content":{"rendered":"

\u5728\u4f7f\u7528laravel\u6846\u67b6\u5f00\u53d1\u5e94\u7528\u7a0b\u5e8f\u65f6\uff0c\u7ecf\u5e38\u4f1a\u6d89\u53ca\u5230\u4e0e\u6570\u636e\u5e93\u8fdb\u884c\u4ea4\u4e92\u7684\u60c5\u51b5\u3002\u4f46\u662f\uff0c\u5728\u4e00\u4e9b\u7279\u6b8a\u7684\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u53ef\u80fd\u4f1a\u9047\u5230\u6570\u636e\u5e93\u8d85\u65f6\u7684\u95ee\u9898\u3002\u8fd9\u65f6\uff0c\u5c31\u9700\u8981\u5bf9laravel\u6846\u67b6\u7684\u6570\u636e\u5e93\u8fde\u63a5\u8fdb\u884c\u4e00\u4e9b\u8bbe\u7f6e\uff0c\u4ee5\u907f\u514d\u51fa\u73b0\u8d85\u65f6\u7684\u60c5\u51b5\u3002\u672c\u6587\u5c06\u4e3a\u60a8\u4ecb\u7ecd\u5982\u4f55\u5728laravel\u6846\u67b6\u4e2d\u8bbe\u7f6e\u6570\u636e\u5e93\u8fde\u63a5\u7684\u8d85\u65f6\u65f6\u95f4\u3002<\/p>\n

\u4e00\u3001Laravel\u6846\u67b6\u4e2d\u7684\u6570\u636e\u5e93\u8fde\u63a5<\/p>\n

\u5728Laravel\u6846\u67b6\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528IlluminateDatabaseDatabaseManager\u7c7b\u6765\u8fde\u63a5\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u5e93\u3002\u8fd9\u4e2a\u7c7b\u662fLaravel\u6846\u67b6\u4e2d\u7528\u6765\u7ba1\u7406\u6570\u636e\u5e93\u8fde\u63a5\u7684\u4e3b\u8981\u7c7b\u3002<\/p>\n

\u5728Laravel\u6846\u67b6\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u6765\u83b7\u53d6\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u5e93\u8fde\u63a5\uff1a<\/p>\n

    \n
  1. DB::connection(‘connection_name’)\uff1a\u83b7\u53d6\u7279\u5b9a\u540d\u79f0\u7684\u6570\u636e\u5e93\u8fde\u63a5\u3002<\/li>\n
  2. DB::getPdo()\uff1a\u83b7\u53d6\u5f53\u524d\u4f7f\u7528\u7684PDO\u5b9e\u4f8b\u3002<\/li>\n
  3. DB::table(‘table_name’)\uff1a\u83b7\u53d6\u6307\u5b9a\u6570\u636e\u8868\u7684\u67e5\u8be2\u6784\u9020\u5668\u5b9e\u4f8b\u3002<\/li>\n<\/ol>\n

    \u5728Laravel\u6846\u67b6\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u5728config\/database.php\u6587\u4ef6\u4e2d\u5b9a\u4e49\u4e0d\u540c\u7684\u6570\u636e\u5e93\u8fde\u63a5\u914d\u7f6e\u4fe1\u606f\u3002\u4f8b\u5982\uff0c\u4e0b\u9762\u662f\u4e00\u4e2aMySQL\u6570\u636e\u5e93\u8fde\u63a5\u914d\u7f6e\u7684\u793a\u4f8b\uff1a<\/p>\n

    'mysql' =&gt; [\n    'driver' =&gt; 'mysql',\n    'host' =&gt; env('DB_HOST', '127.0.0.1'),\n    'port' =&gt; env('DB_PORT', '3306'),\n    'database' =&gt; env('DB_DATABASE', 'forge'),\n    'username' =&gt; env('DB_USERNAME', 'forge'),\n    'password' =&gt; env('DB_PASSWORD', ''),\n    'unix_socket' =&gt; env('DB_SOCKET', ''),\n    'charset' =&gt; 'utf8mb4',\n    'collation' =&gt; 'utf8mb4_unicode_ci',\n    'prefix' =&gt; '',\n    'strict' =&gt; true,\n    'engine' =&gt; null,\n],<\/pre>\n
      \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
    \u5728\u8fd9\u4e2a\u914d\u7f6e\u4fe1\u606f\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u8bbe\u7f6e\u4e0d\u540c\u7684\u6570\u636e\u5e93\u8fde\u63a5\u53c2\u6570\uff0c\u4f8b\u5982\uff1a\u6570\u636e\u5e93\u670d\u52a1\u5668\u7684IP\u5730\u5740\u3001\u7aef\u53e3\u53f7\u3001\u6570\u636e\u5e93\u540d\u79f0\u3001\u7528\u6237\u540d\u3001\u5bc6\u7801\u7b49\u7b49\u3002<\/p>\n
    \u4e8c\u3001\u6570\u636e\u5e93\u8fde\u63a5\u7684\u8d85\u65f6\u95ee\u9898<\/p>\n
    \u5728\u4e00\u4e9b\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u53ef\u80fd\u4f1a\u51fa\u73b0\u6570\u636e\u5e93\u8fde\u63a5\u8d85\u65f6\u7684\u95ee\u9898\u3002\u8fd9\u79cd\u60c5\u51b5\u901a\u5e38\u53d1\u751f\u5728\u6570\u636e\u5e93\u957f\u65f6\u95f4\u6ca1\u6709\u54cd\u5e94\u6216\u8005\u7f51\u7edc\u8fde\u63a5\u51fa\u73b0\u95ee\u9898\u7684\u60c5\u51b5\u4e0b\u3002\u5f53\u6570\u636e\u5e93\u8fde\u63a5\u8d85\u65f6\u65f6\uff0c\u6211\u4eec\u7684\u5e94\u7528\u7a0b\u5e8f\u53ef\u80fd\u4f1a\u51fa\u73b0\u9519\u8bef\uff0c\u751a\u81f3\u5d29\u6e83\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u9700\u8981\u5bf9Laravel\u6846\u67b6\u4e2d\u7684\u6570\u636e\u5e93\u8fde\u63a5\u8fdb\u884c\u4e00\u4e9b\u8bbe\u7f6e\uff0c\u4ee5\u907f\u514d\u51fa\u73b0\u8d85\u65f6\u7684\u60c5\u51b5\u3002<\/p>\n
    \u4e09\u3001\u6570\u636e\u5e93\u8fde\u63a5\u8d85\u65f6\u7684\u89e3\u51b3\u65b9\u6848<\/p>\n
    \u5728Laravel\u6846\u67b6\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539config\/database.php\u6587\u4ef6\u4e2d\u7684\u914d\u7f6e\u4fe1\u606f\uff0c\u6765\u8bbe\u7f6e\u6570\u636e\u5e93\u8fde\u63a5\u7684\u8d85\u65f6\u65f6\u95f4\u3002<\/p>\n
      \n
    1. \u5355\u4e2a\u6570\u636e\u5e93\u8fde\u63a5\u7684\u8d85\u65f6\u8bbe\u7f6e<\/li>\n<\/ol>\n
      \u6211\u4eec\u53ef\u4ee5\u5728\u5355\u4e2a\u6570\u636e\u5e93\u8fde\u63a5\u7684\u914d\u7f6e\u4fe1\u606f\u4e2d\uff0c\u8bbe\u7f6e\u8fde\u63a5\u7684\u8d85\u65f6\u65f6\u95f4\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u5728MySQL\u6570\u636e\u5e93\u8fde\u63a5\u7684\u914d\u7f6e\u4e2d\u8bbe\u7f6e’connect_timeout’\u53c2\u6570\uff0c\u6765\u8bbe\u7f6e\u8fde\u63a5\u7684\u8d85\u65f6\u65f6\u95f4\uff1a<\/p>\n
      'mysql' =&gt; [\n    'driver' =&gt; 'mysql',\n    'host' =&gt; env('DB_HOST', '127.0.0.1'),\n    'port' =&gt; env('DB_PORT', '3306'),\n    'database' =&gt; env('DB_DATABASE', 'forge'),\n    'username' =&gt; env('DB_USERNAME', 'forge'),\n    'password' =&gt; env('DB_PASSWORD', ''),\n    'unix_socket' =&gt; env('DB_SOCKET', ''),\n    'charset' =&gt; 'utf8mb4',\n    'collation' =&gt; 'utf8mb4_unicode_ci',\n    'prefix' =&gt; '',\n    'strict' =&gt; true,\n    'engine' =&gt; null,\n    'options' =&gt; [\n        PDO::ATTR_TIMEOUT =&gt; 5,\n        PDO::ATTR_ERRMODE =&gt; PDO::ERRMODE_EXCEPTION,\n        PDO::ATTR_DEFAULT_FETCH_MODE =&gt; PDO::FETCH_ASSOC,\n        PDO::ATTR_PERSISTENT =&gt; false,\n        PDO::MYSQL_ATTR_INIT_COMMAND =&gt; \"SET NAMES 'utf8mb4', time_zone = '+08:00'\",\n        PDO::MYSQL_ATTR_SSL_VERIFY_SERVER_CERT =&gt; false,\n        PDO::MYSQL_ATTR_READ_DEFAULT_FILE =&gt; '\/usr\/local\/etc\/my.cnf',\n    ],\n],<\/pre>\n
        \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
      \u5728\u8fd9\u4e2a\u914d\u7f6e\u4fe1\u606f\u4e2d\uff0c\u6211\u4eec\u8bbe\u7f6e\u4e86PDO::ATTR_TIMEOUT\u53c2\u6570\u7684\u503c\u4e3a5\u79d2\u3002\u8fd9\u610f\u5473\u7740\uff0c\u5982\u679c\u8fde\u63a5\u7684\u65f6\u95f4\u8d85\u8fc75\u79d2\uff0cLaravel\u6846\u67b6\u5c31\u4f1a\u629b\u51fa\u4e00\u4e2a\u8fde\u63a5\u8d85\u65f6\u7684\u9519\u8bef\u3002<\/p>\n
        \n
      1. \u6240\u6709\u6570\u636e\u5e93\u8fde\u63a5\u7684\u8d85\u65f6\u8bbe\u7f6e<\/li>\n<\/ol>\n
        \u6211\u4eec\u4e5f\u53ef\u4ee5\u5728config\/database.php\u6587\u4ef6\u4e2d\uff0c\u8bbe\u7f6e\u6240\u6709\u6570\u636e\u5e93\u8fde\u63a5\u7684\u8d85\u65f6\u65f6\u95f4\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n
        'options' =&gt; [\n    PDO::ATTR_TIMEOUT =&gt; 5,\n    PDO::ATTR_ERRMODE =&gt; PDO::ERRMODE_EXCEPTION,\n    PDO::ATTR_DEFAULT_FETCH_MODE =&gt; PDO::FETCH_ASSOC,\n    PDO::ATTR_PERSISTENT =&gt; false,\n    PDO::MYSQL_ATTR_INIT_COMMAND =&gt; \"SET NAMES 'utf8mb4', time_zone = '+08:00'\",\n    PDO::MYSQL_ATTR_SSL_VERIFY_SERVER_CERT =&gt; false,\n    PDO::MYSQL_ATTR_READ_DEFAULT_FILE =&gt; '\/usr\/local\/etc\/my.cnf',\n],<\/pre>\n
          \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
        \u5728\u8fd9\u4e2a\u914d\u7f6e\u4fe1\u606f\u4e2d\uff0c\u6211\u4eec\u540c\u6837\u8bbe\u7f6e\u4e86PDO::ATTR_TIMEOUT\u53c2\u6570\u7684\u503c\u4e3a5\u79d2\u3002\u8fd9\u610f\u5473\u7740\uff0c\u65e0\u8bba\u662f\u54ea\u4e2a\u6570\u636e\u5e93\u8fde\u63a5\uff0c\u5b83\u4eec\u7684\u8fde\u63a5\u8d85\u65f6\u65f6\u95f4\u5747\u4e3a5\u79d2\u3002\u8fd9\u79cd\u8bbe\u7f6e\u65b9\u5f0f\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u7edf\u4e00\u7ba1\u7406\u6240\u6709\u7684\u6570\u636e\u5e93\u8fde\u63a5\uff0c\u5e76\u4e14\u6613\u4e8e\u7ef4\u62a4\u3002<\/p>\n
        \u56db\u3001\u603b\u7ed3<\/p>\n
        \u5728Laravel\u6846\u67b6\u4e2d\uff0c\u6570\u636e\u5e93\u8fde\u63a5\u7684\u8d85\u65f6\u95ee\u9898\u662f\u4e00\u4e2a\u975e\u5e38\u5e38\u89c1\u7684\u95ee\u9898\u3002\u4e3a\u4e86\u907f\u514d\u8fd9\u79cd\u95ee\u9898\u7684\u53d1\u751f\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u8bbe\u7f6e\u6570\u636e\u5e93\u8fde\u63a5\u7684\u8d85\u65f6\u65f6\u95f4\u6765\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002\u5f53\u7136\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6\u7684\u65b9\u6cd5\u6765\u4f18\u5316Laravel\u6846\u67b6\u7684\u6570\u636e\u5e93\u8fde\u63a5\uff0c\u4f8b\u5982\u4f7f\u7528\u8fde\u63a5\u6c60\u7b49\u6280\u672f\u624b\u6bb5\u3002\u4e0d\u7ba1\u662f\u54ea\u79cd\u65b9\u6cd5\uff0c\u90fd\u53ef\u4ee5\u8ba9\u6211\u4eec\u66f4\u597d\u5730\u7ba1\u7406\u3001\u4f18\u5316Laravel\u6846\u67b6\u7684\u6570\u636e\u5e93\u8fde\u63a5\uff0c\u4ece\u800c\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n
        \u4ee5\u4e0a\u5c31\u662flaravel\u6846\u67b6db\u8d85\u65f6\u8bbe\u7f6e\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":"
        \u5728\u4f7f\u7528laravel\u6846\u67b6\u5f00\u53d1\u5e94\u7528\u7a0b\u5e8f\u65f6\uff0c\u7ecf\u5e38\u4f1a\u6d89\u53ca\u5230\u4e0e\u6570\u636e\u5e93\u8fdb\u884c\u4ea4\u4e92\u7684\u60c5\u51b5\u3002\u4f46\u662f\uff0c\u5728\u4e00\u4e9b\u7279\u6b8a\u7684\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u53ef\u80fd\u4f1a\u9047\u5230\u6570\u636e\u5e93\u8d85\u65f6\u7684\u95ee\u9898\u3002\u8fd9\u65f6\uff0c\u5c31\u9700\u8981\u5bf9laravel\u6846\u67b6\u7684\u6570\u636e\u5e93\u8fde\u63a5\u8fdb\u884c\u4e00\u4e9b\u8bbe\u7f6e\uff0c\u4ee5\u907f\u514d\u51fa\u73b0\u8d85\u65f6\u7684\u60c5\u51b5\u3002\u672c\u6587\u5c06\u4e3a\u60a8\u4ecb\u7ecd\u5982\u4f55\u5728laravel\u6846\u67b6\u4e2d\u8bbe\u7f6e\u6570\u636e\u5e93\u8fde\u63a5\u7684\u8d85\u65f6\u65f6\u95f4\u3002 \u4e00\u3001Laravel\u6846\u67b6\u4e2d\u7684\u6570\u636e\u5e93\u8fde\u63a5 \u5728Laravel\u6846\u67b6\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528IlluminateDatabaseDatabaseManager\u7c7b\u6765\u8fde\u63a5\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u5e93\u3002\u8fd9\u4e2a\u7c7b\u662fLaravel\u6846\u67b6\u4e2d\u7528\u6765\u7ba1\u7406\u6570\u636e\u5e93\u8fde\u63a5\u7684\u4e3b\u8981\u7c7b\u3002 \u5728Laravel\u6846\u67b6\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u6765\u83b7\u53d6\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u5e93\u8fde\u63a5\uff1a DB::connection(‘connection_name’)\uff1a\u83b7\u53d6\u7279\u5b9a\u540d\u79f0\u7684\u6570\u636e\u5e93\u8fde\u63a5\u3002 DB::getPdo()\uff1a\u83b7\u53d6\u5f53\u524d\u4f7f\u7528\u7684PDO\u5b9e\u4f8b\u3002 DB::table(‘table_name’)\uff1a\u83b7\u53d6\u6307\u5b9a\u6570\u636e\u8868\u7684\u67e5\u8be2\u6784\u9020\u5668\u5b9e\u4f8b\u3002 \u5728Laravel\u6846\u67b6\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u5728config\/database.php\u6587\u4ef6\u4e2d\u5b9a\u4e49\u4e0d\u540c\u7684\u6570\u636e\u5e93\u8fde\u63a5\u914d\u7f6e\u4fe1\u606f\u3002\u4f8b\u5982\uff0c\u4e0b\u9762\u662f\u4e00\u4e2aMySQL\u6570\u636e\u5e93\u8fde\u63a5\u914d\u7f6e\u7684\u793a\u4f8b\uff1a ‘mysql’ =&gt; [ ‘driver’ =&gt; ‘mysql’, ‘host’ =&gt; env(‘DB_HOST’, ‘127.0.0.1’), ‘port’ =&gt; env(‘DB_PORT’, ‘3306’), ‘database’ =&gt; env(‘DB_DATABASE’, ‘forge’), ‘username’ =&gt; env(‘DB_USERNAME’, ‘forge’), ‘password’ =&gt; env(‘DB_PASSWORD’, ”), ‘unix_socket’ =&gt; env(‘DB_SOCKET’, ”), ‘charset’ =&gt; ‘utf8mb4’, ‘collation’ =&gt; ‘utf8mb4_unicode_ci’, ‘prefix’ =&gt; ”, ‘strict’ =&gt; true, ‘engine’ =&gt; null, ], \u767b\u5f55\u540e\u590d\u5236 […]<\/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-23006","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/23006","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=23006"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/23006\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=23006"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=23006"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=23006"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}