安装freetds
1yum install freetds freetds-dev安装pdo_dblib扩展
12pecl install pdo_dblibphp --ri pdo_dblib # 验证扩展是否安装pdo连接
12345678$dsn = 'dblib:appname=PHP freetds;host=localhost:12345;dbname=abc';$user = 'username';$passwd = 'password';try {$dbh = new \PDO($dsn, $user, $passwd);} catch(\PDOException $e) {echo $e ->getMessage();}
*yum源没有freetds123wget http://www6.atomicorp.com/channels/atomic/centos/7/x86_64/RPMS/atomic-release*rpmrpm -Uvh atomic-release*rpmyum install freetds