| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Martijn van Oosterhout <kleptog(at)svana(dot)org> |
| Cc: | Brendan Jurd <direvus(at)gmail(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: [GENERAL] Empty arrays with ARRAY[] |
| Date: | 2007-11-29 21:11:55 |
| Message-ID: | 18848.1196370715@sss.pgh.pa.us |
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| Lists: | pgsql-general pgsql-hackers pgsql-patches |
Martijn van Oosterhout <kleptog(at)svana(dot)org> writes:
>> 1) How should we determine whether the array is multidimensional if we
>> know the type in advance?
> Well, given the array should be regular you should be able to just look
> at the first element, if it's a array look at it's first element, etc
> to determine the dimensions. This'll be fairly quick.
How does that work with non-constant array constructor members?
regards, tom lane
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