Differentiate database data and data warehouse data?
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Explain the teradata primary index mechanics in detail with a diagram.
TCS recently asked this question I have records like below Emp id Empname Salary DateTimestamp 1 AA 6000 20120609:11:30 1 AA 7000 20120609:12:30 1 AA 8000 20120609:01:30 I want to exceute records max timestamp(20120609:01:30)
What do you mean by fastexport in teradata?
Steps to create a data model?
In which scenarios we use Volatile tables and Global temporary Tables in Real time? Please give me one real time scenario???I know wat is its use??
What is the function of parser component in teradata?
Explain the term 'foreign key' related to relational database management system?
How is the teradata different from oracle?
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Give the sizes of SMALLINT, BYTEINT and INTEGER.
What are the various indexes in teradata? How to use them?
What are the various etl tools in the market?