From: | Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> |
---|---|
To: | Sascha Kuhl <yogidabanli(at)gmail(dot)com> |
Cc: | Peter Eisentraut <peter(dot)eisentraut(at)enterprisedb(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Add Boolean node |
Date: | 2021-12-27 11:27:23 |
Message-ID: | CAFj8pRDShzSBH9S092tTLspdEBeHYG71_YA2xVN77R=s44uvkA@mail.gmail.com |
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po 27. 12. 2021 v 12:23 odesílatel Sascha Kuhl <yogidabanli(at)gmail(dot)com>
napsal:
>
>
> Sascha Kuhl <yogidabanli(at)gmail(dot)com> schrieb am Mo., 27. Dez. 2021, 12:13:
>
>>
>>
>> Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> schrieb am Mo., 27. Dez. 2021,
>> 11:49:
>>
>>> Hi
>>>
>>> po 27. 12. 2021 v 11:24 odesílatel Sascha Kuhl <yogidabanli(at)gmail(dot)com>
>>> napsal:
>>>
>>>> You think, all values are valid. Is a higher german order valid for
>>>> Turkey, that only know baskets, as a Form of order. For me not all forms of
>>>> all are valid for all. You cannot Export or Import food that You dislike,
>>>> because it would hurt you. Do you have dishes that you dislike? Is all
>>>> valid for you and your culture.
>>>>
>>>> It is ok that this is an internal feature, that is not cultural
>>>> dependent. Iwanted to give you my Interpretation of this Feature. It is ok
>>>> It doesn't fit 😉
>>>>
>>>
>>> Please, don't use top posting mode in this mailing list
>>> https://en.wikipedia.org/wiki/Posting_style#Top-posting
>>>
>>
>> I will read and learn on that. Thanks for the hint.
>>
>>
>>> This is an internal feature - Node structures are not visible from SQL
>>> level. And internal features will be faster and less complex, if we don't
>>> need to implement cultural dependency there. So False is just only false,
>>> and not "false" or "lez" or "nepravda" or "Marchen" any other.
>>>
>>> On a custom level it is a different situation. Although I am not sure if
>>> it is a good idea to implement local dependency for boolean type. In Czech
>>> language we have two related words for "false" - "lez" and "nepravda". And
>>> nothing is used in IT. But we use Czech (German) format date (and
>>> everywhere in code ISO format shou lld be preferred), and we use czech
>>> sorting. In internal things less complexity is better (higher complexity
>>> means lower safety) . On a custom level, anybody can do what they like.
>>>
>>
> If you See databases as a tree, buche like books, the stem is internal,
> less complexity, strong and safe. The custom level are the bows and leafs.
> Ever leaf gets the ingredients it likes, but all are of the same type.
>
again - Node type is not equal to data type.
Regards
Pavel
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