Re: Dependency tree to tie type/function deps to a table

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От Melvin Davidson
Тема Re: Dependency tree to tie type/function deps to a table
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Msg-id CANu8FiwU1LsBcNz5wp__tby1CXpTEN99HDfFHiQeoJ8g0d83JA@mail.gmail.com
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Ответ на Re: Dependency tree to tie type/function deps to a table  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: Dependency tree to tie type/function deps to a table  (Jeremy Finzel <finzelj@gmail.com>)
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On Wed, Dec 13, 2017 at 10:20 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
Jeremy Finzel <finzelj@gmail.com> writes:
> It looks like the very useful dependency tree shown when using DROP CASCADE
> is written in C in dependency.c, but there is no way to leverage this
> within Postgres to actually query an object's dependencies.  Can we get
> this somehow as a Postgres client in SQL?

Seems like you could build a query for that easily enough using a
recursive union over pg_depend plus pg_describe_object() to produce
text descriptions of the entries.

                        regards, tom lane



Jeremy ,

per Tom

>Seems like you could build a query...

Attached is the query that I use. Hope that helps you.

--
Melvin Davidson
I reserve the right to fantasize.  Whether or not you
wish to share my fantasy is entirely up to you.

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