What do you mean by merge in oracle and how can you merge two tables?
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What is pragma restrict_reference in oracle 9i?When we use this?Give me one realtime scenario?
What are the components of Logical database structure of ORACLE database?
How to rebuild an index in oracle?
Explain the use of full option in exp command.
Explain the statement?? ALTER TABLE TABLE_NAME MOVE; What it the use of above statement??
What is a data lock in oracle?
How to set a transaction to be read only in oracle?
How to add a new column to an existing table in oracle?
What are joins..how many types of joins are there?
29 Answers Amdocs, CSC, TCS,
various types of joins
How to define a variable to match a table column data type?
how will I find the first 5 highest salaried employees in each dept in oracle.