Oracle – PL/SQL – Using ROW/TABLE Locks To Implement Application/Job Semaphore To Handle Race Conditions

What is a Semaphore? Instead of a clinical illustration of exclusive row lock and exclusive table lock usage in Oracle, here we will try to use them to highlight a higher level concept – Implement a semaphore mechanism. Wikipedia defines semaphore as below: In computer science, a semaphore is a variable or abstract data type … Continue reading Oracle – PL/SQL – Using ROW/TABLE Locks To Implement Application/Job Semaphore To Handle Race Conditions