Sorry, this is a “black box” application, I am bound by what they give me as far as table layout, but I fully understand the rationale. I believe this application spent its beginnings with Oracle, which explains the blanket use of VARCHAR.
From: Grzegorz Jaśkiewicz [mailto:gryzman@gmail.com]
Sent: Monday, March 01, 2010 6:51 AM
To: Plugge, Joe R.
Cc: Scott Marlowe; pgsql-performance@postgresql.org
Subject: Re: [PERFORM] Autovacuum Tuning advice
storing all fields as varchar surely doesn't make:
- indicies small,
- the thing fly,
- tables small.
...
