2-7. Obtaining Environment and Session Information
Problem
You want to obtain environment and session information such as the name and IP address of the current user so that the values can be stored into local variables for logging purposes.
Solution
Make use of the SYS_CONTEXT built-in function to query the database for the user's information. Once you have obtained the information, then store it into a local variable. At that point, you can do whatever you'd like with it, such as save it in a logging table. The following code block demonstrates this technique:
<<obtain_user_info>>
DECLARE
username varchar2(100);
ip_address varchar2(100);
BEGIN
SELECT SYS_CONTEXT('USERENV','SESSION_USER'), SYS_CONTEXT('USERENV','IP_ADDRESS') INTO ...Get Oracle and PL/SQL Recipes: A Problem-Solution Approach now with the O’Reilly learning platform.
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