What is a primary key? Explain
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Where the Pre_defined_exceptions are stored ?
What are the different datatypes available in PL/SQL?
How do sql triggers work?
What is dynamic SQl and how you will create and execute dynamic sql?
Enlist some predefined exceptions?
what is data integrity
What does inner join mean?
What is extent clause in table space?
Do we need to create index on primary key?
What is the process of debugging?
What is the difference between an inner join and an outer join?
How can the performance of a trigger be improved?
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