Do you really need all detailed data?

Consider to store aggregated data by means of sharded or non-sharded
counters instead:

  http://code.google.com/intl/es/appengine/articles/sharding_counters.html
  
http://blog.appenginefan.com/2009/10/non-sharded-counters-part-2-using-task.html

-aah

On 18 dic, 19:25, killer barney <[email protected]> wrote:
> So here's a problem that I'm having a lot of trouble with.
>
> I want to keep track of the statistical breakdown of my users who
> insert an entity in a certain table of mine.  (Kind of like google
> analytics, when a user visits a webpage, how many are using browsers
> X, how many stay for how long, etc)  How should I go about this? On
> every insert, should I list out all of the user's data into the entity
> and then have a cron job that goes and collects and calculates all the
> data so that it can store it in a culmultive property? It doesn't seem
> like a very scalable idea.  What if I keep adding more stats, that
> table just gets bigger and bigger.
>
> In a relational database, it seems pretty easy.  Just join and the
> count.  Anyone have any ideas on the datastore?

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