I know that over the past 9 months I have created 500,000 redirects.
Other than that I would guess that maybe 100,000 other redirect have been
created, at most 500,000 more meaning 1,000,000 in total.

Such a big difference does seem rather odd to me...

On 7 September 2015 at 19:37, Daniel Kinzler <[email protected]>
wrote:

> Am 07.09.2015 um 18:05 schrieb Emilio J. Rodríguez-Posada:
> > Wow, that is a big difference. Almost 4 million.
> >
> > I think that MediaWiki doesn't count pages without any [[link]]. Is that
> the reason?
>
> No, that only applies to Wikitext.
>
> Here is the relevant code from ItemContent:
>
>         public function isCountable( $hasLinks = null ) {
>                 return !$this->isRedirect() &&
> !$this->getItem()->isEmpty();
>         }
>
> And the relevant code from Item:
>
>         public function isEmpty() {
>                 return $this->fingerprint->isEmpty()
>                         && $this->statements->isEmpty()
>                         && $this->siteLinks->isEmpty();
>         }
>
> So all pages that are not empty (have labels or descriptions or aliases or
> statements or sitelinks), and are not redirects, should be counted.
>
> Is it possible that the difference of 3,694,285 is mainly redirects? Which
> dump
> were you refering to, Markus? The XML dump contains redirects, and so does
> the
> RDF dump. The JSON dump doesn't... so if you were referring to the JSON
> dump,
> that would imply we have 3.7 million empty (useless) items.
>
> Or, of course, the counting mechanism is just broken. Which is quite
> possible.
>
> --
> Daniel Kinzler
> Senior Software Developer
>
> Wikimedia Deutschland
> Gesellschaft zur Förderung Freien Wissens e.V.
>
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