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# mysql协程客户端 ```php $swoole_mysql = new Swoole\Coroutine\MySQL(); $swoole_mysql->connect([ 'host' => '127.0.0.1', 'port' => 3306, 'user' => 'user', 'password' => 'pass', 'database' => 'test', ]); $res = $swoole_mysql->query('select sleep(1)');