What is a nvl function? How can it be used?
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Why is oracle so popular?
How many file formats are supported to export data?
select statement does not retrieve any records. what exception is raised?
Is java required for oracle client?
Please explain oracle left join with an example?
How to sort the query output in oracle?
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what is the exact diiference between DBMS and RDBMS
What are the components of logical database structure in oracle database?
What are the differences between date and timestamp in oracle?
Can a field be used in a report without it appearing in any data group ?