How to install oracle odbc drivers?
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What is null value in oracle?
Why is oracle so popular?
How to delete multiple rows from a table in oracle?
What is a Database instance ? Explain?
What is the relation of a user account and a schema?
how can find the second max sal for every group(i.e i want group the data based on key and find the second max sal for every group
What is an Index ? How it is implemented in Oracle Database ?
What is a nvl function?
What is a tns service name?
What is raw datatype?
How to retrieve data from an cursor to a record?
Please explain oracle left join with an example?