Sorry, it's my mistake, I was intended to send to -hackers, but I clicked the wrong email.
Anyway, I have solved the problem, thanks.
-----Original Message-----
From: Nicolas Barbier [mailto:nicolas.barbier@gmail.com]
Sent: 2012年8月22日 17:30
To: Wang, Chaoyong
Cc: pgsql-cluster-hackers@postgresql.org
Subject: Re: [pgsql-cluster-hackers] How to copy Datum
2012/8/21 Wang, Chaoyong <Chaoyong.Wang@emc.com>:
[..]
> But when the copied transValue is passed to the invoke function, here is
> int4_avg_accum, the ArrayType returned from PG_GETARG_ARRAYTYPE_P(0) is
> null.
>
> Which means the copy action is failed.
>
> Anybody know why? Or give me some suggestions? Thanks very much.
I suggest you ask this question on -hackers instead of here on
-cluster-hackers, as it doesn’t seem to have anything to do with
clustering.
Nicolas
--
A. Because it breaks the logical sequence of discussion.
Q. Why is top posting bad?
