What is %type in pl sql?
What is difference between procedure and trigger?
How do you write an index?
Explain the methods used to protect source code of pl/sql.
What are the return values of functions SQLCODE and SQLERRM ?
difference between SQL and C
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What are different sql data types?
What is a primary key? Explain
How to display the current date in sql?
What is the purpose of the primary key?
What is the difference between DELETE, TRUNCATE, and DROP?
what are different types of keys in sql?
Can we use two order by clause in query?