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What is etl tool in hadoop?
what do u do when DB time takes more?in sap bi
how do u really know that paging to disk is happening while u are using a lookup transform?
what is the difference between OLTP database and data warehousing database?
how do u implement unconn.stored proc. in a mapping?
what are the cubes developed in a sap bw project and what is the requirement for developing it?
Explain the key challenges that you face while performing etl testing.
my name is amar i want display 1st line A 2nd line M 3rd line A 4th line R in database & informatica
what is HISTOGRAM? how to generate statistics?
what is the difference steps for data modeling?
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 use of server?
Teradata 
