Time dimension...4 hour partition attributes...how to?
I have a dimension with attributes timestamp and status. My measuregroup also has a measure timestamp along with a bunch of other measures too. Now I need to create some additional named calculations...
View ArticleNeed suggestions on MDX or SSAS cube aggregation method
Cube consists of one fact table and 4 dimensions, dimDate (DateKey), dimTime (TimeKey), dimLocation(LocationKey), dimProduct (ProductKey). I would like to get the top 5 Product and its individual sales...
View ArticleMDX 101 Question
Anyone know why the following doesnt work?SELECT { [DimX].[DimId].Members, [DimX].[DimId].currentmember.properties("value" ) } ON ROWS, [Measures].[Mea_1] ON COLUMNSFROM MeasuresThis keeps throwing the...
View ArticleMDX - One calculation across multiple role-playing dimensions?
Hi,I have three role-playing dimensions in my sales fact table (order date, transaction date and posted date). Is there a way to create one calculation, say for YTD sales, that can be used no matter...
View ArticleCan't get any DAX YTD functions to perform correctly
Hi,I am struggling to make any progress with time intelligence functions in SSAS Tabular (or indeed in PowerPivot). I have even created a very simple setup to try to get this to work, but to know...
View ArticleGrouping transactions by Age of customers in SSAS or MDX.
HiI came across this link[url]http://www.sqlbi.com/articles/grouping-transactions-by-age-of-customers-in-dax/[/url]It's exactly how I want but it's in DAX :angry:, I don't know DAX and the technology...
View ArticleHiding members from a dimension that aren't used in a measure group
SSAS 2012Hi,I suspect this is a seriously rookie question but I've not managed to find an answer on it so hoping someone can help.I have an olap dimension, Order Date, which is based on a role-play...
View ArticleUrgen help needed on MDX or SSAS cube design
Hi, I just recently found we have duplicated records in our fact tables which are allowable. That means the combination of all dimension keys cannot uniquely determine a row in the fact table. Consider...
View ArticleCreating dimension from Fact table.
Hi,I have 2 tables in my warehouse database one fact table and one dimension table. 1. TransFact2. TimeDimensionTransFact (Columns)-----------------------Id (PK)TransDate (FK -->...
View ArticleHow to handle historical data change in SSAS
I am a novice to SSAS and I was wondering if there is a way to process historical data change in a fact table? Time to time we do need to make adjustment to the data that was loaded to warehouse. In...
View ArticleCan anyone let me know why not so many companies choose SSAS for data...
I kept tracking the job market and noticed not a lot of company developed their DW with the use of analysis service (5% of jobs requires the skills of ssas/mdx). Seems most professional would like to...
View ArticleQuestion on cube layout
Hello All!I posted in the data mining forum about trying to lay out my cube with my measures segmented by dimensions both 'horizontally' and 'vertically' for data mining. But I just had a look and...
View ArticleLinking Objects
Hi all,I have a Sales Cube to which I want to add another Measure Group from another cube.I selected New Linked Object from another cube and it was added correctly.I noticed however that there are 2...
View ArticleRecommend a good mdx primer
I've been trying to find a good primer for mdx that I can sit down and learn the basics but I can't find a whole lot out there. When I done the same for tall there were a lot more resources. Can anyone...
View ArticleMDX ParallelPeriod Function - HELP
Hi to all.I have a calculated measure in one of my cubes.This is named DELTA SALES AMOUNTIt calculates [b]Parallelperiod[/b] about SalesAmount.This calculate measures is based on the dimension Calendar...
View ArticleMDX help - counting tuples with a given member
Is there a way, MDX, to count the number of tuples in a set that have a given member.For example{ (a1, b1) , (a1, b2) , (a1, b3) , (a2, b1) }such that given member a1 would yield a count of 3 (the...
View ArticleAny solution for better performance about a cube with 3 distinct counts on...
[b]Backgrounds:[/b]I have a big table about 180G for size and 4 billion rows on SQL server 2008R2 64bit so far, and growing much very day.So far, we partitioned source DB table by ColumnA, and we have...
View ArticleCalculated Measures using Case or IIF statement and not getting correct...
I have the following Calculated measure -CREATE MEMBER CURRENTCUBE.[Measures].[Act - Fcst Lbs] AS case when [Measures].[Act- Fcst Flag]= 0 then [Measures].[Invoiced Pounds] else [Measures].[DMP -...
View ArticleMDX rolling measure
hi,I am trying to achieve a rolling measure in my cube which is populating a measure based upon the below datastatus_id event_date type_id 17 2011-01-10 2 33 2011-01-12 2 14 2011-01-13 2 12 2011-01-15...
View ArticleStorage Modes in SSAS 2008R2 (MOLAP, ROLAP, HOLAP and InMemory)
Can anyone throw some light on Storage Modes in SSAS 2008R2 (MOLAP, ROLAP, HOLAP and InMemory).I overall aware about the concept of Storage Modes but need to know from the experiance which one is...
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