Explain about round-robi?
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When do we use dynamic cache and static cache in connected and unconnected lookup transformations? Difference between stop and abort
how many steps are there in etl process?
Hi, Lookup() is what kind of join ?
two sources S1,S2 containing measures M1,M2,M3, 4 dimensions D1,D2,D3,D4, 1 Fact F1 containing measures M1,M2,M3 and surrogate keys K1,K2,K3,K4 (a) write a sql statement to populate Fact table F1 (b) Design a mapping in Informatica for loading of fact table F1.
what is the difference between OLTP database and data warehousing database?
Explain and compare etl & manual development?
how do use session mapping parameters ?(in which transformation)
how would u estimate the size of Lookup transform data and index cache?
How to delete data which is not in source table?
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what is the use of server?
explain the methodology of Data Warehousing?(Polaries)
what is SMP AND MPP?