Re: pg_upgrade and extra_float_digits - Mailing list pgsql-hackers

From Tom Lane
Subject Re: pg_upgrade and extra_float_digits
Date
Msg-id 1919.1274023866@sss.pgh.pa.us
Whole thread Raw
In response to Re: pg_upgrade and extra_float_digits  (Bruce Momjian <bruce@momjian.us>)
Responses Re: pg_upgrade and extra_float_digits
List pgsql-hackers
Bruce Momjian <bruce@momjian.us> writes:
> Andrew Dunstan wrote:
>> But do earlier server versions accept a value of 3? The 8.4 docs say 
>> "The value can be set as high as 2".

> That is the other thing I had to hack --- the 8.4 backend version had to
> be changed to accept '3'.  The good thing is this has to be done only
> once --- once I have the dump file, I can use it in testing repeatedly
> because 8.4 does not change.

> Eventually the idea would be to have the build farm run such tests (with
> a properly created dump file) so we can learn quickly if the backend
> data format is changed.

If we're thinking of doing that, it would be better to back-patch the
change that allowed '3'.
        regards, tom lane


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