What are the execution control statements?
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Define the terms primary key foreign key and also the difference between primary and the unique key
What are the components of physical database structure in the Oracle database?
why should i declare foreign key constraint as self relation instead of binary relation in tables ?
Difference between hot backup vs. Cold backup?
What is Trace File ?
What is a oracle database?
What is the difference difference between $ORACLE_HOME and $ORACLE_BASE.
what are corelated subqueries
How to assign values to data fields in record variables?
Can we create more than one constraint to column ?
what is difference between foreign key and reference key
6. Display the client name and order date for all orders using the traditional method.