Difference between star and snowflake schemas?
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Highlight the differences between Primary Key and Primary Index.
What happens when a node suffers a downfall?
If table have access lock.In the same table write lock is posible or not?
wt r before journal& after journel.....in teradata
Where we use PPI in real time??? What is the disadvantages of PPI?
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 is use of compress in terdata?Explain?
How many tables can you join in v2r5?
What are the things to be considered while creating secondary index?
What is the use of upsert command in teradata?
How is Teradata in current market?
What do high confidence, low confidence and no confidence mean in explain plan?