Complex sentence: In TimesTen, applications that reside in the same server as the TimesTen database can connect to the in-memory image of the database directly by using the TimesTen direct driver, eliminating the need for any inter-process communication of any kind, thus providing extremely fast performance.
Split into simpler sentences: In TimesTen, applications that reside in the same server as the TimesTen database can connect to the database directly (without the IPC overhead) by using the TimesTen direct driver. With a direct driver connection, the application is able to connect directly to the in-memory image of the database, eliminating the IPC overhead thus providing extremely fast performance.