Re: How hard would it be to support LIKE in return declaration of generic record function calls ?
От | Pavel Stehule |
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Тема | Re: How hard would it be to support LIKE in return declaration of generic record function calls ? |
Дата | |
Msg-id | CAFj8pRCAhu+X-qaFbqVYNkPZtWvukM-zfhOsVVLRy15_o7Sskg@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: How hard would it be to support LIKE in return declaration of generic record function calls ? (Merlin Moncure <mmoncure@gmail.com>) |
Ответы |
Re: How hard would it be to support LIKE in return declaration
of generic record function calls ?
|
Список | pgsql-hackers |
2012/5/3 Merlin Moncure <mmoncure@gmail.com>: > On Thu, May 3, 2012 at 7:13 AM, Pavel Stehule <pavel.stehule@gmail.com> wrote: >> Hello >> >>> (1 row) >>> >>> This works the same indeed, just seems to be a hack, though a cool >>> one :) > > Yeah -- the syntax isn't great, but IMO it's more generally usable > than what you're proposing because it's a scalar returning function > not a table expression. Another point is that the proposed 'like' > syntax (which I still think is great, just maybe not for conversions > from json) seems wedded to record types. The hstore trick should be > able to take a foo[], set it all up and return it. How would that > work with like? > >> few years back I proposed "anytypename" type >> >> with this feature, you can has some clean and more readable call >> >> SELECT * FROM populate_record(test, ...) > > that would be great IMO. I'll try propose it again - implementation should not be hard Regards Pavel > > merlin
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