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Thread: Re: Re: BUG #15503: Bytea type column select failed when the length of the value is more than 512M

Re: Re: BUG #15503: Bytea type column select failed when the length of the value is more than 512M

From

"lichuancheng@highgo.com"

Date:

14 November 2018, 11:04:59

>Nope. palloc() is able to allocate up to 1GB.

The size of bytea is 512M,but in byteaout() function, it expend to more than 1G.

######

rp = result = palloc(VARSIZE_ANY_EXHDR(vlena) * 2 + 2 + 1);

######

lchch

From: Michael Paquier
Date: 2018-11-14 15:57
To: lichuancheng@highgo.com; pgsql-bugs@lists.postgresql.org
Subject: Re: BUG #15503: Bytea type column select failed when the length of the value is more than 512M
On Wed, Nov 14, 2018 at 06:23:21AM +0000, PG Bug reporting form wrote:
> is it a bug?

Nope. palloc() is able to allocate up to 1GB.
--
Michael