From: | "Egashira, Yusuke" <egashira(dot)yusuke(at)jp(dot)fujitsu(dot)com> |
---|---|
To: | 'Andrew Gierth' <andrew(at)tao11(dot)riddles(dot)org(dot)uk> |
Cc: | "'pgsql-general(at)postgresql(dot)org'" <pgsql-general(at)postgresql(dot)org> |
Subject: | RE: Question about array_to_string()'s behavior and the behavior might be changed in the future or not |
Date: | 2019-01-17 07:53:47 |
Message-ID: | 848B1649C8A6274AA527C4472CA11EDD5FA88087@G01JPEXMBYT02 |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-general |
Hi, Andrew
Thank you for immediate replying.
I'm relieved.
Regards.
--
Yusuke, Egashira
-----Original Message-----
From: Andrew Gierth [mailto:andrew(at)tao11(dot)riddles(dot)org(dot)uk]
Sent: Thursday, January 17, 2019 3:56 PM
To: Egashira, Yusuke/江頭 勇佑 <egashira(dot)yusuke(at)jp(dot)fujitsu(dot)com>
Cc: 'pgsql-general(at)postgresql(dot)org' <pgsql-general(at)postgresql(dot)org>
Subject: Re: Question about array_to_string()'s behavior and the behavior might be changed in the future or not
>>>>> "Egashira" == Egashira, Yusuke <egashira(dot)yusuke(at)jp(dot)fujitsu(dot)com> writes:
Egashira> Hi,
Egashira> I have a question about array_to_string().
Egashira> I think array_to_string() concatenates always array elements
Egashira> from the "beginning" of the array elements and this rule will
Egashira> not be changed on the future minor releases.
Egashira> Is my understanding correct?
The order of elements in the original array will always be preserved in
the string output, yes.
Egashira> For example, I understand that array_to_string() "never"
Egashira> output like following result now and in the future, is my
Egashira> understanding correct?
Yes.
--
Andrew (irc:RhodiumToad)
From | Date | Subject | |
---|---|---|---|
Next Message | Guillaume Lelarge | 2019-01-17 08:23:29 | Re: Weird behaviour of ROLLUP/GROUPING |
Previous Message | Andrew Gierth | 2019-01-17 07:27:37 | Re: Weird behaviour of ROLLUP/GROUPING |