The "Sum" function in Oracle allows you to add up all data from a specified column and displays a result in your query results. You can use the multiple feature with the sum function to multiply the ...

This project contains examples of unit testing of Oracle SQL queries and PL/SQL code using the 'Math Function Unit Testing' design pattern. The project introduces a new general method for choosing ...

DATEDIFF is a common function in the SQL Server to find the number of days between two dates. Oracle offers its own solution, although does not have the DATEDIFF function. You have the right to access ...

You may be aware of the old USERENV function, which returned session values such as the user’s session_id, language, and whether the user had DBA privileges. Although USERENV still exists for legacy ...