The kernel is the central part of the database system. The kernel manages the access to the permanently stored data and processes the SQL queries; for liveCache database instances, it processes the OMS procedures.
To start a database instance, the kernel of the database system is started after the database name is entered. While the database is running, the kernel includes several different operating system threads.
The database system is delivered with several different kernel variants.
See also:
Concepts of the Database System
· The Database System and Its Components
· Threads and Tasks of a Database Instance