Database vs Instance vs Schema vs User

Database vs Instance vs Schema vs User

Today I wanted to talk about some terminology that applies to multiple database platforms, however, I want to talk specifically to how it relates to the Oracle RDBMS. These four words seem to cause a lot of confusion and are often misused. The specific terminology or...
ORA-01017: Invalid Username/Password; Logon Denied

ORA-01017: Invalid Username/Password; Logon Denied

Oracle ORA-01017 Quick Fix The ORA-01017 error seems pretty straight forward, however it can have us banging our heads against our desks for awhile trying to figure out why we can’t seem to type our password in correctly. Here are a few reasons I have personally...