a is a variable of data type integer, expression not( a > 3 ) is equivalent to:

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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  1. Assuming that a is a variable of data type integer, expression

    not( a > 3 )

    is equivalent to:

     

       

    a <= 3

       

    a < 3

       

    not( a <= 3 )

       

    not(a) <= 3

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