Re: Can 64bit libpq to access 32bit postgresDB in X86_64 platform

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: 陈 <bchen90(at)163(dot)com>
Cc: "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Can 64bit libpq to access 32bit postgresDB in X86_64 platform
Date: 2022-04-10 03:47:20
Message-ID: 26896.1649562440@sss.pgh.pa.us
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=?UTF-8?B?6ZmI?= <bchen90(at)163(dot)com> writes:
> I tried to access the PostgresDB 32bit, with 64bit libpq and it works very nice.
> So my question is, can we use 64bit lippq to access 32bit PostgresDB in X86_64 platform?

Seems like you know your answer already.

In any case, the PG wire protocol is platform-independent, so yes.

regards, tom lane

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