https://www.databasestar.com/oracle-timezone-functions/
Updating the timezone file in a database can be critical to import success
Oracle-Base has a great article about it here......
sysresv
The sysresv command in Linux can be used to view the currently allocated IPC resources for shared memory. The sysresv utility has been provided by Oracle since version 8i.
MAA GoldenGate Performance
https://www.oracle.com/technetwork/database/availability/maa-gg-performance-1969630.pdf
GoldenGate 23c
https://www.oracle.com/middleware/technologies/goldengate-downloads.html
https://www.oracle.com/middleware/technologies/goldengate-downloads.html
Oracle19c has a new feature called AutoUpgrade
Mike Dietrich has a great post about this here
Temporary Home for American Aero Club