What is called data cleaning?
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What is query panel?
Explain what are conformed dimensions?
Are facts same as metrics and dimensions same as measures? If not , please tell the difference?
What is the "junk dimension"? Give with examples?
Explain the difference between keylokup and joiner?
what is the difference between DSS and ODS ?
What are the key columns in Fact and dimension tables?
How to join 3 database like flat file, oracle, db2 in informatrica?
what role views play in dimensional modeling?
Which is the optimized method of extracting the data.
How can we determine what records to extract?
difference between For each and for all