TP6 Think-Swoole RPC服務(wù)的高性能數(shù)據(jù)庫(kù)訪問優(yōu)化策略

// config/database.php  return [     ...     // 數(shù)據(jù)庫(kù)連接池配置     'connections' => [         'default' => [             ...             'pool' => [                 'max_connection' => 20,  // 連接池最大連接數(shù)                 'min_connection' => 10,  // 連接池最小連接數(shù)                 'wait_time' => 3,        // 連接池等待時(shí)間，單位：秒                 'max_idle_time' => 300,  // 連接的最大空閑時(shí)間，單位：秒             ],         ],     ], ];

// app/rpc/service/DbPool.php  namespace apppcservice;  use thinkDb; use thinkacadeDb as DbFacade;  class DbPool {     protected $pool;          public function __construct()     {         $config = config('database.connections.default.pool');         $this->pool = new SwooleCoroutineChannel($config['max_connection']);                  for ($i = 0; $i createConnection();             $this->pool->push($connection);         }     }          public function getConnection()     {         if ($this->pool->isEmpty()) {             $connection = $this->createConnection();         } else {             $connection = $this->pool->pop();         }                  return $connection;     }          public function releaseConnection($connection)     {         $this->pool->push($connection);     }          protected function createConnection()     {         DbFacade::setConfig(config('database.connections.default'));         $connection = DbFacade::connect();                  return $connection;     } }

// app/rpc/service/UserService.php  namespace apppcservice;  class UserService {     public function getUser($id)     {         $dbPool = new DbPool();         $connection = $dbPool->getConnection();                  $user = $connection->table('user')->find($id);                  $dbPool->releaseConnection($connection);                  return $user;     } }