What is oracle database 10g express edition?
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Table E: Name dept month sal 1 A JAN 800 2 B APR 1000 3 A JAN 300 4 A JAN 600 5 C JUN 400 1) SELECT HIGHEST SAL PAID DEPT IN JAN MONTH? 2) WRITE QUERY GET MAX SAL DEPT NO?
Can you drop an index associated with a unique or primary key constraint?
List the types of joins used in writing subqueries?
How to unlock the sample user account in oracle?
What are the factors that affect OPTIMIZER in choosing an Optimization approach ?
What should be the return type for a cursor variable.Can we use a scalar data type as return type?
Explain the use of indexes option in imp command.
What is a private synonym?
After using set unused can we enable the column again to use? Please give me some answers....
what is primary key and foreign key when and where have to use
How to export your connection information to a file?
What is the use of file param in imp command?