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Preventing PL/SQL name clashes. You learn something new every day!

glasses-272399_1280-smallI mentioned in yesterday’s Oracle Midlands post, Bryn had an example of some syntax I had not seen in 20+ years of PL/SQL development.

You tend to name PL/SQL parameters and variables in such a way as to prevent name clashes with table columns. Let’s cause an obvious name clash…

The table DUAL has a column called DUMMY with a single row with the value ‘X’.