What is the string concatenation operator in oracle?
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query to find the maximum no persons with same age(age colomn) from emp table
Can we protect our pl/sql source code?
what is primary key?
What is oracle analytical function?
The join defined by the default data link is an outer join yes or no ?
what is the use of triggers in Java program? I mean where do we use triggers in Java programming?
What are the uses of linked server and explain it in detail?
What are the differences between char and nchar in oracle?
what is meant by magic query
What is the difference between postgresql and oracle?
What is Water Mark in Oracle?
What is BBED in Oracle?