| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Martijn van Oosterhout <kleptog(at)svana(dot)org> |
| Cc: | stark <stark(at)enterprisedb(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Casts |
| Date: | 2006-08-10 14:14:03 |
| Message-ID: | 15262.1155219243@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Martijn van Oosterhout <kleptog(at)svana(dot)org> writes:
> You're not required to provide all the casts, but it's user friendly to
> do so. Requiring double casts to go between two essentially compatable
> types seems silly...
I believe what Greg had in mind included the idea that the parser would
automatically find two-step cast pathways if there wasn't a direct path.
This scares me though, as it seems like a recipe for surprising behavior.
regards, tom lane
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