What is %type in pl sql?
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Can unique keys be null?
If you have to declare procedure1,procedure2 in package specification and if you have to declare procedure1,procedure2 and procedure3 in package body? is it compilation or not and execute or not? what type of error is given please
Differentiate between %type and %rowtype attribute in Oracle PL/AQL programming ?
What is a memo field?
What are sql functions? Describe in brief different types of sql functions?
what is meant by DML?
What is the sql*loader? : aql loader
how to retrieve only duplicate values in a table
Where do we use pl sql?
explain normalization concept? : Sql dba
What is the difference between delete and truncate statement in sql?
Describe sql comments?
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