What are transaction isolation levels supported by oracle?
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How do we display rows from the table without duplicates?
what is integrity constrains?
select statement does not retrieve any records. what exception is raised?
What do you mean by merge in oracle and how can we merge two tables?
How to generate query output in html format?
What is the difference between $oracle_base and $oracle_home?
how do get database name at sql prompt?
Explain the blob datatype?
What is difference between sid and service name in oracle?
What is a sub query and what are the different types of subqueries?
Query to retrieve record for a many to many relationship ?
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