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NIIT Technologies Interview Questions
- Can you write the syntax for Inner-Join?
- How do you update a table with a new set of data on both rows and columns?
- Can you explain to me on MAX () function in SQL with example?
- Can you elaborate DDL, DML with few commands for each type?
- What is the difference between primary key and a unique key?
- Can the primary key accept null values?
- Can a table have multiple primary keys?
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