How to display First 4 rows From Database Table?
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What is parameterized cursor in oracle?
how can find the second max sal for every group(i.e i want group the data based on key and find the second max sal for every group
what is the difference between rollback & commit? can a foreign key has null value?
What is a database table in oracle?
Database is hung. Old and new user connections alike hang on impact. What do you do? Your SYS SQLPLUS session IS able to connect.
i have procedure p1.and also i declare the same procedure in a package. whice one is efficient package procedure or procedure?
What happens if you use a wrong connect identifier?
What is pragma restrict_reference in oracle 9i?When we use this?Give me one realtime scenario?
What are Schema Objects ?
WHAT IS ecc 6.0
How to work with data objects interactively?
What are the commands youd issue to show the explain plan for select