What is star schema
What is meant by star schema?
Expert
A star schema refers to the simplest form of data warehouse schema which comprises of one or more dimensional and fact tables.
Explain the types of jobs we have within the Data stage?
Write a short on the differences of the two principal types of packaged data models.
Explain the term Coalesce. Answer: Coalesce is also obtainable in Sybase, this function estimates the listed expressions and returns the first non-null value.
What is the main dissimilarity between horizontal and vertical partitioning?
Explain the isEmpty() member method called.
Specify the difference between the ER Modeling and Dimensional Modeling?
What are the techniques in which an Oracle database can be created?
In which circumstance should you recompile the package body after recompiling the package requirement?
Write down the brief notes on multidimensional data model.
Illustrate the term multimedia data mining in short.
18,76,764
1923015 Asked
3,689
Active Tutors
1438020
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!