| From: | Philip Warner <pjw(at)rhyme(dot)com(dot)au> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | "Christopher Kings-Lynne" <chriskl(at)familyhealth(dot)com(dot)au>, "PostgreSQL Hackers" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: bit strings - anyone working on them? |
| Date: | 2003-04-23 15:34:18 |
| Message-ID: | 5.1.0.14.0.20030424013121.05bab018@mail.rhyme.com.au |
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| Lists: | pgsql-hackers |
At 11:29 AM 23/04/2003 -0400, Tom Lane wrote:
> Cast( Cast(42 as bit(32)) as bit(10))
>yield? Unless you make the second cast truncate at the left, you'll get
>ten zero bits out of this.
I'm still missing the point, I think.
Cast(42 as bit(32)) => 01010100000000000000000000000000
Cast(B'01010100000000000000000000000000' as bit(10)) => '0101010000'
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