Monika Mitura

Oracle Best Practices – win with compelxity – naming standards

Standards – annoying warrant or useful tool? Poorly prepared standards which don’t  provide anything positive  in the software development process can annoy. Programmers instead of focusing on creative programming – are concentrating on following The Standard, which is often written on several

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Oracle: COUNT(*) vs COUNT(1) – the final battle

After the article “Count(1) or count(*) that is the question” I was asked about the proof that Oracle internally rewrites Count(1) into Count(*). Follow below steps and check for yourself 🙂 1. Create CNT_TEST table

2. Start TRACE 10053

3. Run query

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Spicy spaghetti or how to avoid spaghetti code

– You can’t name a  function “udpate_counters ” which does something else. The name should describe  program’s  functionality. The program increases a  counter, that’s  great, but apart from that it does also DELETE.  Which has nothing to do with these

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Oracle: Count(*) or Count(1) that is the question.

Count(*) or Count(1) that is the question. For many years on Oracle’s forums there has been ideological fight: COUNT(*) or COUNT(1). Each option has its true believers and opponents. The most common argument of group which supports the use of

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