[Developers] Latest updates to the Freebase Schema Explorer

[Stefano Mazzocchi]

Iain Sproat wrote:
> Great work Stefano, the diagram view is brilliant, and I'm finding it 
> great for querying my bases.

Awesome. Glad you like it.

> I have a(nother) feature request - could we get a diagram view at the 
> base/schema level?

Hmmm

> It's a biggy, but would be v. useful (perhaps a graphviz image?). 

Oh, you mean show the whole thing at once?!? It might be cool as a 
marketing poster, but I think that subgraph is waay too big to be useful 
in practice.

> Basically, I had a number of properties across a number of types within 
> a base all of which had an expected type of 'color'.  I wanted to change 
> this expected type from 'color' to 'tincture', however I couldn't see at 
> a quick glance from the base view how many of my types linked to color, 
> so had to go through them one-by-one.

Hmm, ok, I'm starting to get it. You mean that you would to 'condense' 
all types of a domain as one and see how the domains connect?

Very interesting idea, actually, and not too hard to implement. This 
week is crazy busy but I could do this as a HackDay exercise ;-)

> I did try to workaround this and look at the incoming properties to the 
> Color type, but ran into an 
> error http://schemas.freebaseapps.com/type?id=/visual_art/color
> <http://schemas.freebaseapps.com/type?id=/visual_art/color>"TypeError: 
> Can't use instanceof on a non-object. at /user/jdouglas/schemas/type 
> <http://www.freebase.com/tools/appeditor/#app=/user/jdouglas/schemas&file=type&line=15> [15]".

Yeah, didn't get to do much error handling yet. I'll look into that.

Thanks for the great feedback!

> Iain
> 
> On Mon, Jul 6, 2009 at 7:18 AM, Stefano Mazzocchi <stefano at metaweb.com 
> <mailto:stefano at metaweb.com>> wrote:
> 
>     Still at:
> 
>      http://schemas.freebaseapps.com/
> 
>     But now with new features:
> 
>     - at the bottom of the page you can use our Freebase Suggest to look for
>     bases or user domains by their name, all domains of a user, a type or a
>     property
> 
>     - there are two ways of looking at a particular Type, the 'table view'
>     which is how it was before and the new 'diagram view' which is more like
>     I would draw them on a whiteboard if I had to explain it to somebody.
>     You can switch the two views with the selector at the top right of the
>     type page, but here's an example
> 
>      http://schemas.freebaseapps.com/type2?id=/film/film
> 
>     - the 'diagram view' also contains the number of instances of the
>     various types that relate to the current type under scrutiny.
> 
>     Note: if the 'view selector' is on the top left of your type view page
>     instead of the top right, do a shift-reload so that your browser cache
>     can get the new CSS style.
> 
>     Enjoy and keep the comments and suggestions coming since they help a
>     lot.
> 
>     --
>     Stefano Mazzocchi                              Application Catalyst
>     Metaweb Technologies, Inc.                      stefano at metaweb.com
>     <mailto:stefano at metaweb.com>
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-- 
Stefano Mazzocchi                              Application Catalyst
Metaweb Technologies, Inc.                      stefano at metaweb.com
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