Difference between star and snowflake schemas?
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What is multi insert?
Highlight the need for Performance Tuning.
What is meant by a Parsing Engine?
In which phase of the Active Data Warehouse evolution do you use data to determine what will happen?
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????
What is the syntax for case when statement?
What is oltp?
What is called partitioned primary index (ppi) and discuss the advantages of using it in a query?
How to write the query . eid enm doj dob i want to display the names who worked more than 25 years .
What can be achieved by using the teradata rdbms?
can i call router is a passive transformation
which join mostly use in realtime?