What do you understand by cursor? Mention the different types of cursor?
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When connection to database is failed, Which exception will be thrown?
How do queries work in a database?
What is foreign key in dbms?
Where does the LGWR process writes information?
Mention the types of join?
What is the quickest sorting method to use?
Is declare cursor executable?
What is tuple with example?
Explain environment of openedge?
what are the two integrity rules used in DBMS?
What are the types of database explain each of them briefly?
In which format data is stored in database?
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