> 
> > * allow varchar() to only store used bytes, not maximum
> 
> Hmm. Some file managers might make use of the fact that a column is of
> fixed storage size, which I would think varchar() should be. Also, it
> would possibly allow rows to be updated in place with predictable
> performance. The text type (or varchar w/o maximum specified) are
> available for truely variable length fields. I'll bet that others DBs
> make these assumptions too...

Char() is now fixed, varchar() is not, hence the varchar name.  text is
unchanged.


-- 
Bruce Momjian
maillist@candle.pha.pa.us

Sun, 11 Jan 1998 15:49:57 -0500 (EST)
Bruce Momjian <maillist@candle.pha.pa.us>
Re: [HACKERS] TODO addition