Can sub procedure/function be called recursively?
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which statement is running fastly ie insert or delete?
What is schema?
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What is a cognitive schema?
What should be the return type for a cursor variable.Can we use a scalar data type as return type?
Write query to fetch second maximum salary from employee table.
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How to Select second Maximum salary in a Table ?
24. Display the order number for all orders whose average item cost is greater than the overall average item cost across all orders.
How would you change old and new values in an insert, delete and update triggers?
What is a Data Segment ?
What are named parameters?
How does the on-delete-cascade statement work?
How to use group functions in the select clause using oracle?