Re: New cast between inet/cidr and bytea
От | Andrew Dunstan |
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Тема | Re: New cast between inet/cidr and bytea |
Дата | |
Msg-id | 465EF543.8040109@dunslane.net обсуждение исходный текст |
Ответ на | Re: New cast between inet/cidr and bytea (Zoltan Boszormenyi <zb@cybertec.at>) |
Список | pgsql-hackers |
Zoltan Boszormenyi wrote: >> Also: to the extent that the application is willing to deal with a >> Postgres-specific inet/cidr representation (which, in the end, is >> what this would be) it can do that *today* using binary output format. >> So I'm still not seeing an argument for exposing a cast to bytea. >> >> regards, tom lane >> > > But the binary output of inet/cidr needs another round of parsing > which requires using internal server headers. > > Would you like a 4/8/16/32 byte output using IP only > or IP + fully represented netmask better? > > How are you getting the bytea output? If as text then you're going to be doing parsing anyway; if as binary, why not just get the binary of the base type directly? It is not clear to me why we should provide this facility just for inet/cidr - if it is justified in that case it should be required for all types. cheers andrew
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