Introduced with Oracle Database 10g, Data Pump provides a server-based data extraction and import utility. Its features include significant architectural and functional enhancements over the original Import and Export utilities. Data Pump allows you to stop and restart jobs, see the status of running jobs, and restrict the data that is exported and imported.
Data Pump can use files generated via the original Export utility, but the original Import utility cannot use the files generated from Data Pump Export.
Data Pump runs as a server process, benefiting users in multiple ways. The client process ...