Oracle PL/SQL – Quantify Code Performance For Comparison Of Different Approaches – Tom Kyte’s “runstats”

Is my PL/SQL code going to perform better? I have rewritten my Oracle code. Now, how do I tell if my coding approach A is better than coding approach B? If someone were to ask you the above question, typically, you would give the following answers If one approach is faster than the other, that … Continue reading Oracle PL/SQL – Quantify Code Performance For Comparison Of Different Approaches – Tom Kyte’s “runstats”

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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