Re: [HACKERS] TODO addition
Bruce Momjian <maillist@candle.pha.pa.us>
From: Bruce Momjian <maillist@candle.pha.pa.us>
To: lockhart@alumni.caltech.edu (Thomas G. Lockhart)
Cc: hackers@postgresql.org
Date: 1998-01-11T20:49:57Z
Lists: pgsql-hackers
> > > * 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