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ÔÚ Laravel ÖУ¬ÎÒÃÇ¿ÉÒÔͨ¹ýÐÞ¸Ä config/database.php Îļþ£¬À´ÉèÖñíµÄǰ׺¡£ÏêϸµÄ£¬¿ÉÒÔÔÚ¶ÔÓ¦µÄÊý¾Ý¿âÉèÖÃÏîÖÐÌí¼ÓÒ»¸ö prefix ÊôÐÔ£¬ÓÃÀ´Ö¸¶¨±íµÄǰ׺¡£ÀýÈ磺

'mysql' => [
    'driver' => 'mysql',
    'url' => env('DATABASE_URL'),
    'host' => env('DB_HOST', '127.0.0.1'),
    'port' => env('DB_PORT', '3306'),
    'database' => env('DB_DATABASE', 'forge'),
    'username' => env('DB_USERNAME', 'forge'),
    'password' => env('DB_PASSWORD', ''),
    'unix_socket' => env('DB_SOCKET', ''),
    'charset' => 'utf8mb4',
    'collation' => 'utf8mb4_unicode_ci',
    'prefix' => 'my_',
    'prefix_indexes' => true,
    'strict' => true,
    'engine' => null,
    'options' => extension_loaded('pdo_mysql') ? array_filter([
        PDO::MYSQL_ATTR_SSL_CA => env('MYSQL_ATTR_SSL_CA'),
    ]) : [],
],

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protected $table = 'my_table';

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DB::table('my_table')->insert(['name' => 'test']);

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