How to get rid of 'ORA: 01034 :oracle not available' and 'ORA:27107 shared memory realm not exists' errors. Actually i installed oracle 9i through administrator login and I could login oracle database immediately after installation but once when I shutdown the system and login to oracle database, i am getting above errors. What could be the mistake?
Working with Network Access Control Lists in Oracle 11g (part 2)
Part 1: http://www.e-e.com/A_8429.html
Previously, I introduced the basics of network ACL's including how to create, delete and modify entries to allow and deny access. For many…
How to Unravel a Tricky Query
If you browse through the Oracle zones or any of the other database-related zones you'll come across some complicated solutions and sometimes you'll just have to wonder how anyone came up with them. …