Re: proposal: variadic argument support for least, greatest function

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От Pavel Stehule
Тема Re: proposal: variadic argument support for least, greatest function
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Msg-id CAFj8pRA7E8a+uqLZvy=B+672PiTAWr7_7Tv1yo2y5NaSKJJqtQ@mail.gmail.com
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Ответ на Re: proposal: variadic argument support for least, greatest function  (Vik Fearing <vik.fearing@2ndquadrant.com>)
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so 10. 11. 2018 v 19:12 odesílatel Vik Fearing <vik.fearing@2ndquadrant.com> napsal:
On 08/11/2018 15:59, Pavel Stehule wrote:
> Hi
>
> We can pass variadic arguments as a array to any variadic function. But
> some our old variadic functions doesn't supports this feature.
>
> We cannot to write
>
> SELECT least(VARIADIC ARRAY[1,2,3]);
>
> Attached patch add this possibility to least, greatest functions.

Is there any particular reason you didn't just make least and greatest
actual functions?

These functions has are able to use most common type and enforce casting. Generic variadic function cannot do it.

Regards

Pavel


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Vik Fearing                                          +33 6 46 75 15 36
http://2ndQuadrant.fr     PostgreSQL : Expertise, Formation et Support

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