I cannot upload big dump files (memory, HTTP or timeout problems). ΒΆ

Starting with version 2.7.0, the import engine has been re-written and these problems should not occur. If possible, upgrade your phpMyAdmin to the latest version to take advantage of the new import features.

The first things to check (or ask your host provider to check) are the values of max_execution_time, upload_max_filesize, memory_limit and post_max_size in the php.ini configuration file. All of these settings limit the maximum size of data that can be submitted and handled by PHP. Please note that post_max_size needs to be larger than upload_max_filesize. There exist several workarounds if your upload is too big or your hosting provider is unwilling to change the settings: