- What is SQL?
- What are the different types of SQL statements?
- What are the advantages of SQL?
- Define DDL and DML?
- What do you understand by joins? Explain various types of it?
- What is the difference between inner and outer join?
- What is the difference between left join and right join?
- What you mean by select distinct statement?
- How many types of clause do you use?
- When do we use aggregate functions?
- List some aggregate functions you know?
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