Enlist some commands of ddl?
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The use of LAST_VALUE() AND FIRST_VALUE() with an example
wHAT IS THE difference between foreign key and reference key
Can you drop all the columns of a table ?
Explain relational algebra?
What is the purpose of database management system?
What does partition mean in database?
Which database is best for storing images?
What are indexes? Mention the differences between the clustered and non-clustered index?
How do you delete a table from database?
What is the benefit of database?
Why do we need to use a database?
How does index hunting help in improving query performance?
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