Re: NULL behavior in ORACLE vs SYBASE
From: My-Phuong L Tran <mtran2_at_osf1.gmu.edu>
Date: 1995/05/10
Message-ID: <3oqusl$aut_at_portal.gmu.edu>#1/1
Date: 1995/05/10
Message-ID: <3oqusl$aut_at_portal.gmu.edu>#1/1
In article <3odi96$qup_at_newsbf02.news.aol.com> roywagner_at_aol.com (Roy Wagner) writes:
>We just had an interesting discussion on a similar topic of NULLs and
>Oracle and MS Access.
>
>My tests on Oracle showed that you can do the following:
>
>INSERT INTO table VALUES (NULL);
>INSERT INTO table VALUES (''); <---- That's TWO SINGLE QUOTES.
>
>When tested for IS NULL both will be selected. When tested for = '', none
>will be selected. So an empty string is set equal to NULL. Also note that
>a string of ONE SPACE is stored as one space, one two TWO as two, etc.
Best,
Ted Karas Received on Wed May 10 1995 - 00:00:00 CEST