What is trigger in sql? Explain
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What is the clause we need to add in function body to return variable?
can we delete the trigger in a view? if yes why if not why?
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Why do we use joins?
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What are types of exception?
Do we need to create index on primary key?
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how do you tune the slow running queries in oracle db , explain the methodology
which operator is used in query for pattern matching? : Sql dba
What is the use of triggers?
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