With the All-in-One WP Migration plugin from developers So Ilieva, Borislav Angelov and Pim Jitsawang it is possible to export the WordPress database, media files, plugins and themes. One can indefinitely in the database use Find and Replace operations in the database to perform, for example, when moving relative paths.
The plugin comes with 32MB of memory. The plugin takes over the archiving of files with the help of 2048 byte chunks, the editor for database search / replace only accesses segments of 1MB to. So you’re protected from Speicherprobeme.
Other features include: support for MySQL, PDO and MySQLi, support for Zip Archive and Pcl Zip.