| From: | Simon Riggs <simon(at)2ndQuadrant(dot)com> |
|---|---|
| To: | Andrew Dunstan <andrew(at)dunslane(dot)net> |
| Cc: | Bruce Momjian <bruce(at)momjian(dot)us>, Bernd Helmle <mailings(at)oopsware(dot)de>, Guillaume Lelarge <guillaume(at)lelarge(dot)info>, jd(at)commandprompt(dot)com, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: SHOW TABLES |
| Date: | 2010-07-15 21:46:42 |
| Message-ID: | 1279230402.1735.17541.camel@ebony |
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| Lists: | pgsql-hackers |
On Thu, 2010-07-15 at 15:52 -0400, Andrew Dunstan wrote:
> This could presumably be implemented by creating a view to return the
> required information and then making "SHOW TABLES" an alias for
> "select
> * from viewname".
>
> FYI, MS-SQL does this stuff with some stored procedures. I regularly
> use
> sp_columns to fiind out what I'm really being asked to interact with.
> See <http://msdn.microsoft.com/en-us/library/ms182764.aspx>
Sounds good.
OK, how about this:
We write a function to derive the output, which can be executed as a
function if people like that.
We then make SHOW TABLEs a synonym for SELECT * FROM show_function()
That way we get both in one go.
--
Simon Riggs www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Training and Services
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