| From: | Marko Tiikkaja <marko(dot)tiikkaja(at)cs(dot)helsinki(dot)fi> |
|---|---|
| To: | Peter Eisentraut <peter_e(at)gmx(dot)net> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: "writable CTEs" |
| Date: | 2010-12-22 18:44:12 |
| Message-ID: | 4D1246FC.1050301@cs.helsinki.fi |
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| Thread: | |
| Lists: | pgsql-hackers |
On 2010-12-22 8:28 PM, Peter Eisentraut wrote:
> As a side note, I think the term "writable CTE" is a misnomer. The CTE
> is not writable. The CTE is the result of a write operation.
>
> A writable CTE would look like this:
>
> WITH foo AS (SELECT ...) UPDATE foo SET ...
>
> a bit like an updatable view.
>
> AFAICT, the current patch doesn't use the term, so there is no problem,
> but just for those who are preparing propaganda and such.
I think I've used "DML WITH" in the patch, but I don't like that either.
Naming this feature seems to be quite a challenge.
I'd prefer something short but easily understandable, but those two
might be mutually exclusive.
Regards,
Marko Tiikkaja
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