Re: Find min year and min value

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От Stefan Schwarzer
Тема Re: Find min year and min value
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Msg-id 30A13818-F770-426D-9341-ACF828569617@grid.unep.ch
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Ответ на Re: Find min year and min value  (Richard Huxton <dev@archonet.com>)
Ответы Re: Find min year and min value  (Richard Huxton <dev@archonet.com>)
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>> Hi there,
>> I am trying to find in a table with different variables, countries
>> and years the
>>     lowest year
>> and within that year the
>>     lowest value
>> The following SELECT works, but I wonder if it is "elegant". Can
>> you recommend any other solution?
>
> SELECT value AS minv FROM public_on_table.data
> WHERE id_variable = 1
> ORDER BY year, value LIMIT 1

But that brings only the min value, not the min year. I need to know
both of them, something like

      (min year = ) 1972, (min value = ) 20

Stef


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