Re: Prototype: In-place upgrade v02 - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: Prototype: In-place upgrade v02
Date
Msg-id 200809082217.m88MHVb00733@momjian.us
Whole thread Raw
In response to Re: Prototype: In-place upgrade v02  (Zdenek Kotala <Zdenek.Kotala@Sun.COM>)
List pgsql-hackers
Zdenek Kotala wrote:
> You mentioned data types, but it is not a problem. You can easily extend data 
> type attribute about version information and call correct in/out functions. Or 
> use different Oid for new data type version. There are more possible easy 
> solutions for data types. And for conversion You can use ALTER TABLE command.
> Main idea is keep data in all format in a relation. This approach should use 
> also for integer/float datetime problem.

This kind of code structure scares me that our system will become so
complex that it will hinder our ability to continue making improvements.

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com
 + If your life is a hard drive, Christ can be your backup. +


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