MySQL user-defined variables are used to pass values from one statement to another. They are connection specific. Values cannot be created by one client and used by another client. The variables are ...
Oracle SQL*Plus has a very useful subparameter to the column parameter called NEW_VALUE. The NEW_VALUE directive allows you to store data retrieved from an Oracle table as a variable inside the ...
One of the new code hints provided by NetBeans 7.1 is the Unused Assignment hint. A simple code sample that will cause this hint to be displayed in NetBeans 7.1 is shown next. /** * Demonstrate ...
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