how many modules are there in telecome domain?how to
explain the architecture?
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What is dimensional modeling?
What are the things to be considered while creating secondary index?
What are some primary characteristics of teradata?
In the Primary Index, what is the score of AMPs that are actively involved?
In Teradata, what is the significance of UPSERT command?
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 'foreign key' related to relational database management system?
What is the purpose of upsert command?
How to identify ppi columns?
What is spool space? Why do you get spool space errors? How do trouble-shoot them?
What are the different methods ot loading a dimension table? A fact table etc?
in a BTEQ we have 2 insert 2 del 2 update statment. when the BTEQ is restarted i need to run the BTEQ from after DEL statment(means no need to run the insert & del stat).what is the logic for the above requirement?