What is minus?
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What is %type in sql?
What are the usages of sql?
how do you count the duplicate records in a table
Does varchar need length?
how to find the second highest salary from emp table?
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What is sqlerrm?
What is the difference between inner join and outer join?
What is a primary key? Explain
What is the difference between nested table and varray?
write a procedure to print a statement or number not using "dbms_output.put_line" package.write a procedure instead of it using procdure name as "print" ex:- declare a number:=2; begin print(a); end; /* when U type above procedure 2 have to should be printed*/
What is trigger and types?
What is procedure and function?
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