Re: Processing of complex AS 2005 DBs - only reliable from BI Dev
- From: "Vidas Matelis" <Vidas.Matelis@xxxxxxxxxxxxxxxxxxxxxxxxxx>
- Date: Mon, 23 Apr 2007 13:28:50 -0400
Stan,
From Management studio if you select Process Full, that should processdimensions at first and then process all cubes.
Could you run SQL Profiler and make sure that this is happening? You would see at the beginning statements to process all dimensions.
Then you would see something like "Processing of "x" cube has started". After processing of cube started, you should not see any messages about processing dimensions. Could you confirm that this is the case for your processing?
With AMO, when processing sometimes does not work, do you just re-process and it works? Can you use SQL Profiler same way to check.
Also, is there anything special to cubes that fail? Like parent/child dimensions, relationship between fact table and dimension not regular, custom rollups, distinct count measures, etc? Anything that would make your cube not standard.
Vidas Matelis
http://www.ssas-info.com
"Stan Kondrat" <StanKondrat@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote in message news:C3BF9FB7-96D1-4487-B600-EE62A0611527@xxxxxxxxxxxxxxxx
We only do full process. From Management Studio, select the database, choose
Process from the context menu, choose "Process Full" in Process Options
column. That should process both the dimensions and the cubes.
Do you think there could be a timing issue here?
With AMO we tried processing all dimensions first (Full Process) and then
all cubes (Full Process). Sometimes it works, sometimes it doesn't.
Stan
"Vidas Matelis" wrote:
Stan,
There is no known problem regarding this problem. Actually we also do
processing like that all the time and have not encountered any problems.
I did see similar problems, but they were allways my mistakes - example I
forget to update dimensions before starting processing cubes.
I use AMO scripts to do processing and sometimes do manuall processing from
SQL Server Management studio.
For full reprocessing:
1. I have SSIS package that does full reprocess of all dimensions.
2. Then I process all cubes/measuregroups/partitions.
For incremental processing:
1. I process each dimension with ProcessUpdate option.
2. I reprocess all partitions that were updated with processFull option.
Could you please specify how do you do full/incremental processing?
Vidas Matelis
http://www.ssas-info.com
"Stan Kondrat" <StanKondrat@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote in message
news:C3AB290C-D1C0-40DE-A359-B9847A95F415@xxxxxxxxxxxxxxxx
> Hi,
>
> I have seen various people posting similar problems, but there were no
> clear
> answers.
>
> We have a quite complex AS 2005 database, with many-to-many > relationships,
> parent-child hierarchies, calculation scripts, etc.
>
> When fully processed from BI Development Studio, everything works like > a
> charm. Doing the same thing (i.e. full process of the whole database) > from
> SQL Server Management Studio or programmatically using AMO results in
> processing errors (dimension keys not matching fact table entries - > which
> is
> not true).
>
> Each time the customer updates the data (which usually only means new
> records in the fact tables) the same horror happens over and over.
> Ignoring
> the processing errors is not an option - the affected records really > don't
> make it to the cubes. The scheduled processing tasks are useless then. > The
> only way to fix the customer problem is to open the affected AS 2005 db > in
> BI
> Development Studio and fully process it from there.
>
> Is this a known bug? Are there any other work-arounds?
>
> Thanks in advance for any help on this.
>
> Stan
.
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