我确信我的查询会产生输出。我可以查看它。我在Ubuntu18.04上使用MySQL工作台。在我添加下面这一行以将输出写入文件之后: INTO OUTFILE '/var/lib/mysql-files/myproject/out_files/mydata.txt' FIELDS TERMINATEDThe MySQL server is running with the --secure-file-priv
hotel_submits WHERE name LIKE '%$hotel_search%' ORDER BY name asc");while( $row = mysql_fetch_row$units = unserialize( $row[0] );echo json_encode(var_dump($units));遇到了一个PHP错误消息: mysql_fetch_row()期望参数1是资源,对象给定