Re: hstore ==> and deprecate =>

From: "David E(dot) Wheeler" <david(at)kineticode(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk>, robertmhaas(at)gmail(dot)com (Robert Haas), Dimitri Fontaine <dfontaine(at)hi-media(dot)com>, Greg Stark <gsstark(at)mit(dot)edu>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: hstore ==> and deprecate =>
Date: 2010-06-09 16:54:24
Message-ID: 3BF5064F-46E5-4676-A36B-2BF28B5AA414@kineticode.com
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On Jun 9, 2010, at 9:30 AM, Tom Lane wrote:

> Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk> writes:
>> I'd really like to find a better operator name than ==>. But I'm not
>> convinced one exists.
>
> I agree.

+1

No one liked my suggestion of ~> ? Too similar to -> ? Other ideas:

'foo' :> 'bar'

'foo' @> 'bar'

'foo' #> 'bar'

'foo' &> 'bar'

'foo' *> 'bar'

'foo' +> 'bar'

'foo' > 'bar'

'bar' <= 'foo'

I actually like :> pretty well. It looks more like =>, and has nice correspondence to := for named function params.

Hey, why not Unicode?

'bar' ➡ 'foo'

;-)

> Perhaps it would be sane to make hstore_in accept either => or ==>, but
> not change hstore_out (for now)?

+1

David

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