Very interesting, thanks for sharing.

If you just need a simple dictionary-like storage, why not just repr()
and eval() - wouldn't that be even faster?

On Jul 13, 8:05 am, someone1 <[email protected]> wrote:
> I just looked into this myself. Best bet is to use a Text or Blob
> property to store in a JSON format:
>
> http://kovshenin.com/archives/pickle-vs-json-which-is-faster/
>
> I did many tests with 250-500 expando properties and the results were
> horrendous. From digging around I didn't find a way to disable
> indexing expando properties, and this made writing them very
> expensive.
>
> On Jul 13, 1:35 am, Pol <[email protected]> wrote:
>
>
>
>
>
>
>
> > Hi,
>
> > Regarding expando properties:
>
> > 1) Can you prevent them from being indexed (I couldn't find anything
> > about this, but I'd like official confirmation)?
>
> > 2) What's the practical number of expando properties you shouldn't go
> > above? If they are all indexed, then surely that can be quite
> > expensive, so you should stay below 100 or something?
>
> > 3) If you have to be above the limit defined at #2, what's the best
> > alternative? Serializing into a blob property, possibly, but what
> > would be the most optimal serialization format?
>
> > Thanks!

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