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Re: comparing rows

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Don Baccus <dhogaza(at)pacifier(dot)com>
Cc: Thomas Lockhart <lockhart(at)alumni(dot)caltech(dot)edu>, Magnus Hagander <mha(at)sollentuna(dot)net>, "'Tom Lane'" <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Tatsuo Ishii <t-ishii(at)sra(dot)co(dot)jp>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: comparing rows
Date: 2000-08-03 14:22:37
Message-ID: 200008031422.KAA19985@candle.pha.pa.us (view raw or flat)
Thread:
Lists: pgsql-hackers
> Oracle allows it, and returns NULL.  Oracle's fairly trustworthy
> on low-level standards compliance over things like NULL (not
> entirely, though - it treats '' as NULL in the VALUES list of
> an INSERT, though not elsewhere, for instance).

So you can't get a zero-length string into a column in Oracle. 
Interesting.


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