相关疑难解决方法(0)

我正在阅读csv并使用mysql检查记录是否存在于我的表中或不存在于php中.

csv有大约25000条记录,当我运行我的代码时,它显示"服务不可用"错误2m 10s后(onload:2m 10s)

这里我添加了代码

// for set memory limit & execution time
ini_set('memory_limit', '512M');
ini_set('max_execution_time', '180');

//function to read csv file
function readCSV($csvFile)
{
    $file_handle = fopen($csvFile, 'r');
    while (!feof($file_handle) ) {

       set_time_limit(60); // you can enable this if you have lot of data

       $line_of_text[] = fgetcsv($file_handle, 1024);
   }
   fclose($file_handle);
   return $line_of_text;
 }

// Set path to CSV file
$csvFile = 'my_records.csv';

$csv = readCSV($csvFile);

for($i=1;$i<count($csv);$i++)
{
   $user_email= $csv[$i][1];

   $qry = "SELECT u.user_id, u.user_email_id FROM tbl_user as u WHERE …