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Re: Updating Aggregations in TDS



We are going to add this kind of functionality to 4.0, currently it doesnt 
exist.

How do you detect when data changes?

Roy Mendelssohn wrote:
> Hi John:
> 
> I am glad we understand how recheckEvery works.  It is consistent with
> what we were experiencing.
> 
>> basically you want to do the recheck in the background, and then
>> accept whatever is there when a request comes in? Or you want to
>> detect whenever the directory changes?
>>
> 
> Because other things, such as web page displays, need to be updated when
> data is added, we already have a system where we know when data have
> been added to a dataset.  What we would like to do is at that point
> force a recheck for that dataset, and hopefully only for that dataset,
> rather than the entire catalog.  If we can do that, we probably will
> turn off the recheckEvery because we know every dataset will be up to date.
> 
> Does this makes sense?  If need be, we can write a script in Java to do
> the above, if we can get advice on the best way to do this.
> 
> Thanks,
> 
> -Roy
> 
> **********************
> "The contents of this message do not reflect any position of the U.S.
> Government or NOAA."
> **********************
> Roy Mendelssohn
> Supervisory Operations Research Analyst
> NOAA/NMFS
> Environmental Research Division
> Southwest Fisheries Science Center
> 1352 Lighthouse Avenue
> Pacific Grove, CA 93950-2097
> 
> e-mail: address@hidden (Note new e-mail address)
> voice: (831)-648-9029
> fax: (831)-648-8440
> www: http://www.pfeg.noaa.gov/
> 
> "Old age and treachery will overcome youth and skill."
> "From those who have been given much, much will be expected"


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