One of the best ways to learn advanced oracle specifically is through the ask tom q/a. The question are difficult and the answers teach more than any course.

One of the best ways to learn advanced oracle specifically is through the ask tom q/a. The question are difficult and the answers teach more than any course. https://asktom.oracle.com/pls/apex/f?p=100:1000 https://asktom.oracle.com/pls/apex/f?p=100:1000::::::