[Mondrian] Cube cache flush

Hilario Fernandes hilario.fernandes at cortex-intelligence.com
Mon Jun 1 14:25:20 EDT 2015

I still haven't found a way to get over this problem. For some reason i am
unable to clear the member cache. SegmentCache is cleared fine, but members
remain somewhere hidden to me.

Is there anyone that can shed some light on this?

On Tue, Dec 16, 2014 at 6:47 PM, Hilario Fernandes <
hilario.fernandes at cortex-intelligence.com> wrote:

> Hi,
> I'm trying to flush the cache of a cube loaded into Mondrian and not
> getting the results i'd expect. I've read both the source code, this piece
> of documentation
> <http://mondrian.pentaho.com/documentation/cache_control.php> and a few
> references scattered around the internet, but found no solution for the
> behavior i'm experiencing.
> So, my goal is to clear any member and aggregation cache for the whole
> cube, i'm trying with this:
> CacheControl cacheControl = internalConnection.getCacheControl(null)
> cube.clearCachedAggregations(true)
> def members = cube.dimensions.grep { Dimension it -> !it.isMeasures()
> }*.hierarchies*.allMember.flatten()
> members.each { RolapCubeMember member ->
>   cacheControl.flush(cacheControl.createMemberSet(member, true))
> }
> And this seems to clear the members, and regions associated with them, but
> there are some cases where it's apparently not working. The following query
> is one of those:
> Filter({[Fuel].[Fuel].Members}, Not IsEmpty([Measures].[Price_SUM])) ON
> FROM [cube]
> When I add data to the cube and run the above code, the Filter remains
> unchanged, but if I refer to the Fuel members without filter they are up to
> date.
> I've tried different things without success, such as
> def measuresRegion = cacheControl.createMeasuresRegion(cube)
> cacheControl.flush(measuresRegion)
> Anyone can shed some light over this matter? Should i be cleaning
> something else?
> --
> Hilario Fernandes

Hilario Fernandes
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