How would you change old and new values in an insert, delete and update triggers?
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What are nested tables?
If youre unsure in which script a sys or system-owned object is created, but you know its in a script from a specific directory, what UNIX command from that directory structure can you run to find your answer?
How to display the hierarchy of employee and managers without using connect by prior.
What are dml statements in oracle?
17. Display the order number and average item cost for each order.
What are the factors that affect OPTIMIZER in choosing an Optimization approach ?
Explain can a view based on another view?
What is a deadlock in SQL? How can you prevent it?
What is the difference between PFILE and SPFILE in Oracle?
if i have a procedure with 1000 line.when i run this in 61 line i got the error but i want to continue the programe without error.can anyone tell me how to handle that error.
Is there an oracle sql query that aggregates multiple rows into one row?
Explain the use of rows option in exp command.