数据库连接错误php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution数据库yinuo不存在操作数据库失败No such file or directory<br>sql:select * from xw_product where id=194操作数据库失败No such file or directory<br>sql:UPDATE `xw_product` SET hits=1 WHERE id=194document.write("1")