Data source is where the data comes from in data warehousing. The data collected from various sources and is cleaned. The data source can be internal or external. Efficient Analysis and cleansing of source data is the key success to data warehousing.
What are Fact Tables?
Which one of the following is the right syntax for DECODE ? a) DECODE (search, expression, result [, search, result]… [, default]) b) DECODE (expression, result [, search, result]… [, default], search) c) DECODE (search, result [, search, result]… [, default], expression) d) DECODE (expression, search, result [, search, result]… [, default])
Which of the following below is/are OLAP vendors? a) Cognos b) Infor c) Oracle corporation d) All of the above
Data that can be modeled as dimension attributes and measure attributes are called _______ data. a) Multidimensional b) Singledimensional c) Measured d) Dimensional
Explain about the database marketing application of OLAP?
Explain about multidimensional features present in OLAP?
Explain about analysis?
What are the different industries which use this marketing tool?
Explain about shared features of OLAP?
Explain about API s of OLAP?
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