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Exceptions
An exception is the runtime error or warning condition that can be predefined or user-defined. The Predefined exceptions are raised implicitly through runtime system. The User-defined exceptions should be raised explicitly by the RAISE statements. To handle the raised exceptions, you can write the separate routines which are known as the exception handlers.
Syntax:
Project Description: I want a small relational database to be built. I want the database to have the subsequent information tables: Employee Information Document storage
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i NEED THE QURIES TO SOME OF THE PROBLEMS USING plsql
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Define basic operators of relational algebra with an example each
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