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@adnan360
Created August 31, 2017 10:34
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No limit mysql dump import tool (pauses and resumes automatically, great for big sql files)
<?php
// source: https://stackoverflow.com/a/25749714
// by Grain
// your config
$filename = 'yourGigaByteDump.sql';
$dbHost = 'localhost';
$dbUser = 'user';
$dbPass = '__pass__';
$dbName = 'dbname';
$maxRuntime = 8; // less then your max script execution limit
$deadline = time()+$maxRuntime;
$progressFilename = $filename.'_filepointer'; // tmp file for progress
$errorFilename = $filename.'_error'; // tmp file for erro
mysql_connect($dbHost, $dbUser, $dbPass) OR die('connecting to host: '.$dbHost.' failed: '.mysql_error());
mysql_select_db($dbName) OR die('select db: '.$dbName.' failed: '.mysql_error());
($fp = fopen($filename, 'r')) OR die('failed to open file:'.$filename);
// check for previous error
if( file_exists($errorFilename) ){
die('<pre> previous error: '.file_get_contents($errorFilename));
}
// activate automatic reload in browser
echo '<html><head> <meta http-equiv="refresh" content="'.($maxRuntime+2).'"><pre>';
// go to previous file position
$filePosition = 0;
if( file_exists($progressFilename) ){
$filePosition = file_get_contents($progressFilename);
fseek($fp, $filePosition);
}
$queryCount = 0;
$query = '';
while( $deadline>time() AND ($line=fgets($fp, 1024000)) ){
if(substr($line,0,2)=='--' OR trim($line)=='' ){
continue;
}
$query .= $line;
if( substr(trim($query),-1)==';' ){
if( !mysql_query($query) ){
$error = 'Error performing query \'<strong>' . $query . '\': ' . mysql_error();
file_put_contents($errorFilename, $error."\n");
exit;
}
$query = '';
file_put_contents($progressFilename, ftell($fp)); // save the current file position for
$queryCount++;
}
}
if( feof($fp) ){
echo 'dump successfully restored!';
}else{
echo ftell($fp).'/'.filesize($filename).' '.(round(ftell($fp)/filesize($filename), 2)*100).'%'."\n";
echo $queryCount.' queries processed! please reload or wait for automatic browser refresh!';
}
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