Is there any scenario where exists would be used but not IN.
My answer: Exists returns boolean value and IN returns a value and exists is faster performance-wise. They donot want to know about the performance but they wanted to know a scenario where only Exists could be used but not IN
More than 75% of all records are compromised because of the loss or theft of a privileged credential. Experts have been exploring Active Directory infrastructure to identify key threats and establish best practices for keeping data safe. Attend this month’s webinar to learn more.
Working with Network Access Control Lists in Oracle 11g (part 1)
Part 2: http://www.e-e.com/A_9074.html
So, you upgraded to a shiny new 11g database and all of a sudden every program that used UTL_MAIL, UTL_SMTP, UTL_TCP, UTL_HTTP or any oth…
Checking the Alert Log in AWS RDS Oracle can be a pain through their user interface. I made a script to download the Alert Log, look for errors, and email me the trace files. In this article I'll describe what I did and share my script.
This video shows, step by step, how to configure Oracle Heterogeneous Services via the Generic Gateway Agent in order to make a connection from an Oracle session and access a remote SQL Server database table.