Re: Does postgres have Equivalent range C range Ty​pe for Built-in SQL range Types

From: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
To: jian he <jian(dot)universality(at)gmail(dot)com>
Cc: pgsql-docs(at)lists(dot)postgresql(dot)org
Subject: Re: Does postgres have Equivalent range C range Ty​pe for Built-in SQL range Types
Date: 2022-08-28 10:37:15
Message-ID: CAFj8pRD+MzBZex1nScOcb3YHRByis+O76=tS2Jb9ka7NRU2Qaw@mail.gmail.com
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ne 28. 8. 2022 v 12:36 odesílatel Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
napsal:

> Hi
>
>
> ne 28. 8. 2022 v 10:10 odesílatel jian he <jian(dot)universality(at)gmail(dot)com>
> napsal:
>
>>
>> Equivalent C Types for Built-in SQL Types
>> https://www.postgresql.org/docs/15/xfunc-c.html#XFUNC-C-TYPE-TABLE
>> Does postgres have Equivalent C range Type for Built-in SQL range Types?
>>
>>
> No, there is only common ancestor - RangeType
>
> Ranges are containers like arrays or records - so has not own type
> specific type
>

look
https://github.com/postgres/postgres/blob/master/src/backend/utils/adt/rangetypes.c

>
> Regards
>
> Pavel
>
>
>> I recommend David Deutsch's <<The Beginning of Infinity>>
>>
>> Jian
>>
>>
>>

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