Tags for aggregation
Need suggestions to optimize the complex query (below) involving several Joins and Aggregation..
Hi, I have below query which is failing in dev environment due to spool issue:   INSERT INTO D0_IM_RSTG_TAS_MD4.STG_TEMP_STOCK_DETAILS(MATERIAL_ID, VALUATION_AREA_ID, PLANT_ID, STORAGE_LOCATION_ID, CUSTOMER_ID, VENDOR_ID, WBS_ELEMENT_ID, FISCAL_PERIOD_CODE, BEGIN_DATE, END_DATE,
performance tuning aggregation joins union large table
I Have totals by date, - want to get total "to date" for each date
Hello -  I'm hoping someone can give a little guidance  on how to create a table that includes a "sum to date" - I believe there must be a simple way to do this but I have been unable to find a thread with this topic.   I am starting with a table(totals_by_date) with two columns - _date,total.   ( like this):
sum to date aggregation sum joins total to date
The Whole World is Watching
One of the more infamous data usage stories over the last week concerned the removal of the iPhone app, “Girls Around Me.”  This app aggregated Foursquare and Facebook data via their respective APIs to generate a map, with pictures, of wo
data warehouse privacy big data aggregation