Re: Theory of Timeseries extensions to SQL and database

I should add that in the example data set size below that the 5000 dimension is time ordered. Alternately their may be a 3 element of the array that has a timestamp value. Re reading it I realised it did not associate the problem with time ordered or possibly periodic data.

Thanks

David

"David" <david.wynter_at_btclick.com> wrote in message news:apbre3$68e$1_at_venus.btinternet.com...
> Hi,
>
> I did a Google search on timeseries and database and found some research
> called Sorted Relational Query Language. Also SQL-TS. I have a few
questions
> beyond what I found.
>
> Does anyone know where there is reseach on the method of storing columns
> instead of relations, called inversion I believe? What I am after is an
> understanding of the techniques available to manipulate (i.e. query
against)
> result sets as big as a 500,000*5,000 matrix of a 2 element aray
containing
> a unique identifier and a numeric value that would perform very fast.
>
> Are there any are there any implementations of SRQL or SQL-TS?
>
> Thanks
>
> David
>
>
>
>
Received on Fri Oct 25 2002 - 20:13:42 CEST