What is the purpose of joins in teradata and what are the available join types?
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How to handle nulls in Teradata??? How many columns can be there in a table??? How to find average sal with out using avg function????
Explain the term 'row' related to relational database management system?
what is use of PI(primary index) AND SI(secondary index)
What does Amp contain and what are all the operations that it performs?
What is meant by a Parsing Engine?
Why is the case expression used in teradata?
What is spool space? Why do you get spool space errors? How do trouble-shoot them?
What is meant by a Clique?
How do you determine the number of sessions?
How to identify ppi columns?
What is the diffrence between Multiload & Fastload interms of Performance?
A certain load is being imposed on the table and that too, every hour. The traffic in the morning is relatively low, and that of the night is very high. As per this situation, which is the most advisable utility and how is that utility supposed to be loaded?