Indexing and kinds of indexing
Illustrate the term indexing. Specify the kinds of the indexing.
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Indexing refers to the technique that is used for the efficient data retrieval or accessing the data in the faster manner. When the table increases in volume, the indexes also improve in size needing more storage.
Three types of the indexing are:
a) B-Tree indexing.
b) Bit map indexing.
c) Join indexing.
Define the term visual data mining.
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?
What is meant by the fact table?
Explain the types of jobs we have within the Data stage?
Mini-Case The Hatcher Company is in the process of developing a new inventory management system. One of the event handling processes in that system is Receive Supplier Shipments. The (inexperienced) systems analyst on the project has spent time in the warehouse observing this process and develo
What are the drawbacks of the client or server model?
What do you understand by the term JavaScript and VBScript in DBMS?
Write down a short note on the difference between an ERD and EER.
Explain, why we use the lookup transformations?
What is Datadriven?
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