From: | Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | lockhart(at)alumni(dot)caltech(dot)edu (Thomas G(dot) Lockhart) |
Cc: | brook(at)trillium(dot)NMSU(dot)Edu, tgl(at)sss(dot)pgh(dot)pa(dot)us, hackers(at)postgreSQL(dot)org |
Subject: | Re: [HACKERS] union regression test |
Date: | 1998-09-17 03:59:54 |
Message-ID: | 199809170359.XAA20184@candle.pha.pa.us |
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Thread: | |
Lists: | pgsql-hackers |
> I had included float8 in this particular regression test to exercise the
> int4->float8 "promotion" since float8 is a "preferred type". Don't know
> why float4 should in general have different or better behavior than
> float8 wrt conversions and rounding; you may just be lucky on your
> platform.
In fact, float4 normally has much _worse_ floating point portability
than float8.
float4 can't seem to get even simple number right.
--
Bruce Momjian | 830 Blythe Avenue
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http://www.op.net/~candle | (610) 353-9879(w)
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