Explain Operational Data Store
What is an Operational Data Store?
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A ODS refers to an operational data store that emerges as a second layer within the architecture data warehouse. It has characteristics of both DSS and OLTP systems.
Describe briefly the alternative terminology which is employed in the relational model?
List out some of the features of a relation in DBMS?
State the different advantages of the data warehousing?
What is meant by the snow flake schema?
Homework E-R Modeling Follow a MOVIE database where data is recorded about the movie industry. The data needs are summarized as follows: _ Each and every movie is identified by title & year
What is a derived (artificial) primary key? When must this be used?
Write about the orabulk and bcp stages?
You have been given a setup of tables with data and inquired to make a new database to store them. What are you looking for, when you observe the data values in the tables?
Explain the isEmpty() member method called.
What is Relational Algebra?
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