What is star schema
What is meant by star schema?
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A star schema refers to the simplest form of data warehouse schema which comprises of one or more dimensional and fact tables.
Explain does PL/SQL carry overloading?
What is a derived (artificial) primary key? When must this be used?
What is the archtetype or instance pattern?
Specify different types of transformations available in the Informatica?
Describe briefly reusable transformations?
Explain about the DBMS.
Explain the way to audit the SQL sent to the server.
Explain the Hash file and the Sequential File?
hatcher also created the accompanying Level 1 data flow diagram for this process. Unfortunately, this DFD has numerous syntax and semantic errors. Identify the errors. Redraw the DFD to more correctly represent the receive supplier shipments process.
Why is the multi value or multicolumn problem any other type of the multivalued dependency problem?
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