Hi Nickolas,
On Tue, Dec 15, 2009 at 6:39 AM, Nickolas Daskalou <[email protected]>wrote:
> I've read that the time for a Datastore query is independent of the
> number of entities in an app, which is great.
>
> However, does index updating take longer as the number of entities
> increases?
>
No, the time required for a datastore put is also independent of the size of
the datastore.
>
> Eg. If I'm making a high score tracking system (a Player kind with one
> of the properties being high_score) and want to order by the highest
> score for each player, as I update a player's high score will the
> index be updated in the same amount of time if there were 100 Player
> entities as it would if there were 100,000,000 Player entities?
>
> I already know that the put() time will not change because it returns
> before the index has been updated, I'm just concerned at how long the
> high scores table (Player.all().order("-high_score")) will take to
> reflect the changes.
>
Indexes are updated synchronously - eg, before the put operation completes.
-Nick Johnson
>
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--
Nick Johnson, Developer Programs Engineer, App Engine
Google Ireland Ltd. :: Registered in Dublin, Ireland, Registration Number:
368047
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