How to join 3 database like flat file, oracle, db2 in informatrica?
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Disply the dname wise maximum salary
What are the types of SCD?
How to stop a batch?
suppose data are coming from different locations and those data will not change . is there any need to use surrogate key ?
How many repositories can we create in Informatica?
Code the tables statement for a single-level (most common) frequency?
What is multi-dimensional analysis?
What is dimensional modelling?
Hierarchy of DWH?
2 Answers Accenture, EDS, IBM, iFlex, TCS,
How many clustered indexes can u create for a table in dwh? In case of truncate and delete command what happens to table, which has unique id.
Can any one explain the hierarchies level data warehousing.
What is the 4 + 1 view model as it relates to system modeling?