palloc0

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On 30-Nov-2013, at 14:30, mohsen soodkhah mohammadi <mohsensoodkhah@gmail.com> wrote:

if I don't dalloc parameters that allocated with palloc0 then will free the allocated memory at the end of transaction?

Yes, palloc allocates memory in contexts, and the memory allocated in these contexts by palloc are freed at the deletion of the context.

Regards,

Atri

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On 11/30/2013 04:00 AM, mohsen soodkhah mohammadi wrote:

if I don't dalloc parameters that allocated with palloc0 then will
free the allocated memory at the end of transaction?

Please read src/backend/utils/mmgr/README

cheers

andrew

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On Sat, Nov 30, 2013 at 11:41 PM, Andrew Dunstan <andrew@dunslane.net> wrote:

Please read src/backend/utils/mmgr/README

And that as well directly in the docs:
http://www.postgresql.org/docs/devel/static/xfunc-c.html#AEN53984
"The memory allocated by palloc will be freed automatically at the end
of each transaction, preventing memory leaks."
Regards,
--
Michael

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