Through courtesy of http://www.developertutorials.com/tutorials/php/backup-mysql-database-php-050409-1300/ I have been attempting to create a backup of a clients site.
Here is my script
<?php
$db_host = "localhost";
$db_name = "client_data";
$db_user = "root";
$db_pass = "password";
mysql_connect($db_host,$db_user,$db_pass);
@mysql_select_db($db_name) or die("Unable to select database.");
function datadump ($table) {
$result .= "# Dump of $table \n";
$result .= "# Dump DATE : " . date("d-M-Y") ."\n\n";
$query = mysql_query("select * from $table");
$num_fields = @mysql_num_fields($query);
$numrow = mysql_num_rows($query);
for ($i =0; $i<$numrow; $i++) {
$result .= "INSERT INTO ".$table." VALUES(";
for($j=0; $j<$num_fields; $j++) {
$row[$j] = addslashes($row[$j]);
$row[$j] = ereg_replace("\n","\\n",$row[$j]);
if (isset($row[$j])) $result .= "\"$row[$j]\"" ; else $result .= "\"\"";
if ($j<($num_fields-1)) $result .= ",";
}
$result .= ");\n";
}
return $result . "\n\n\n";
}
$pages = datadump ("pages");
$navigation = datadump ("navigation");
$users = datadump ("users");
$content = $pages . $navigation . $users;
$file_name = "Database_Backup.sql";
Header("Content-type: application/octet-stream");
Header("Content-Disposition: attachment; filename=$file_name");
echo $content;
exit;
?>
All runs well until I view the Downloaded file - all the tables and rows have been gathered but no cell information has been recorded. Here is the result.
# Dump of pages
# Dump DATE : 29-Nov-2010
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
INSERT INTO pages VALUES("","","","","","","","","","","","");
# Dump of navigation
# Dump DATE : 29-Nov-2010
INSERT INTO navigation VALUES("","","","","");
# Dump of users
# Dump DATE : 29-Nov-2010
INSERT INTO users VALUES("","","","","","","","","","");
INSERT INTO users VALUES("","","","","","","","","","");
INSERT INTO users VALUES("","","","","","","","","","");
As I interpret the results all connections etc. are correct for indeed the tables called do have these numbers of records - just no cell details in backup!
Can anyone help identify what is amiss? I am a newbie here and would appreciate what may be obvious being pointed out to me.
My system is Windows 7 | Apache 2 | PHP Version 5.2.11| MySQL 5.0.51a
Thanks heaps
AceTutor