What is informatica architecture?
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After the generation of a report to whom we have to deploy or what we do after the completion of a report?
What is meta data and system catalog?
Explain why are oltp database designs not generally a good idea for a data warehouse?
What are the different types of Fatcs? Explain with example only
How can we run the graph? What is the procedure for that? How can we schedule the graph in unix?
Tell me what is full load & incremental or refresh load?
What are the advantages and disadvantages of reporting directly against the database?
what is parallelism?
What is incremintal loading?
Explain what are the methodologies of data warehousing?
Explain the hierarchies level data warehousing.
1.WHAT IS DATA MART ?
Teradata 
