How can you use check constraints for self referential integrity?
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What is the difference between substr & instr functions?
How do I call oracle stored procedures that take no parameters?
Is oracle a relational database?
What is a Redo Log ?
i have executed the Delete command after the I have created table whether deletions will be commit or not? if table is successfully created?
what are pseudocolumns?
 How to use an oracle sequence generator in a mapping?
what are the database links ?
Explain what are the advantages of views?
How is it different from a normal table?
What is a system tablespace?
A USER HAVING CREATE SESSION PREVILAGE CAN ALTER PASSWORD/CHANGE PASSWORD?