Re: show casts and conversions in psql (2nd try)

This is the patch description.

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Christopher Kings-Lynne wrote:
> (Doh!  Forgot to attach first time.)
>
> This partially nails this TODO item:
>
> * Add schema, cast, and conversion backslash commands to psql
>
> I had to create a new publically available function,
> pg_conversion_is_visible, as it seemed to be missing from the catalogs.
> This required me to do no small amount of hacking around in namespace.c
>
> I have updated the \? help and sgml docs.
>
> \dc - list conversions [PATTERN]
> \dC - list casts
>
> I didn't support patterns with casts as there's nothing obvious to match
> against.
>
> I've tested it a fair bit and I can't see any problems.  Feel free to do a
> once over on my backend changes tho.
>
> Chris

[ Attachment, skipping... ]

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