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Re: [PATCH] Exorcise "zero-dimensional" arrays (Was: Re: Should array_length() Return NULL) - Mailing list pgsql-hackers

From Brendan Jurd
Subject Re: [PATCH] Exorcise "zero-dimensional" arrays (Was: Re: Should array_length() Return NULL)
Date
Msg-id CADxJZo2S5FXemG3mfweYZozKusRFH1_W5DzL7MNYOETkfNmEww@mail.gmail.com
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In response to Re: [PATCH] Exorcise "zero-dimensional" arrays (Was: Re: Should array_length() Return NULL)  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: [PATCH] Exorcise "zero-dimensional" arrays (Was: Re: Should array_length() Return NULL)  (Tom Lane <tgl@sss.pgh.pa.us>)
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On 26 March 2013 00:30, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Brendan Jurd <direvus@gmail.com> writes:
>> On 25 March 2013 13:02, Josh Berkus <josh@agliodbs.com> wrote:
>>> Brendan, how hard would it be to create a GUC for backwards-compatible
>>> behavior?
>
>> Good idea.
>
> No, it *isn't* a good idea.  GUCs that change application-visible
> semantics are dangerous.  We should have learned this lesson by now.
>

They are?  Well okay then.  I'm not deeply attached to the GUC thing,
it just seemed like a friendly way to ease the upgrade path.  But if
it's dangerous somehow I'm happy to drop it.

Cheers,
BJ

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