Обсуждение: Re: [GENERAL] Views

Kaare Rasmussen wrote:
> 
> How can I see a view in psql after having created it? If I enter
> \d <viewname> I can see the fields, but how can I see what makes up the
> view? Best if the original CREATE statement could be listed somehow.

We could use EXPLAIN VIEW for this...
New item for TODO?

EXPLAIN TABLE, EXPLAIN INDEX, etc

Vadim

> Kaare Rasmussen wrote:
> > 
> > How can I see a view in psql after having created it? If I enter
> > \d <viewname> I can see the fields, but how can I see what makes up the
> > view? Best if the original CREATE statement could be listed somehow.
> 
> We could use EXPLAIN VIEW for this...
> New item for TODO?
> 
> EXPLAIN TABLE, EXPLAIN INDEX, etc

How about:
SELECT * from pg_viewsWHERE viewname = 'fred';

OR
SELECT pg_get_viewdef('fred');

I have added this to the TODO list:
* have psql \d on a view show the view definition.

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>
> Kaare Rasmussen wrote:
> >
> > How can I see a view in psql after having created it? If I enter
> > \d <viewname> I can see the fields, but how can I see what makes up the
> > view? Best if the original CREATE statement could be listed somehow.
>
> We could use EXPLAIN VIEW for this...
> New item for TODO?
>
> EXPLAIN TABLE, EXPLAIN INDEX, etc
>
> Vadim
>
>

    SELECT * FROM pg_views;


Jan

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