Database migration from Oracle to PostgreSQL has become increasingly common as organizations seek to reduce licensing costs, embrace open-source solutions, and modernize their database infrastructure. However, such migrations present significant…

As more and more Oracle users upgrade their databases to Oracle 19c and beyond, posts on the Oracle community mailing lists about changes in query performance are increasing.  In most cases, users are seeing improved performance; but, as Scotty said in…

"I felt a great disturbance in the Force, as if millions of voices suddenly cried out in terror and were suddenly silenced=" - Obi Wan - Star Wars

if the lack of support for RAC in Oracle 19c is disturbing the Force in your environments, here…