I understand Join always perform better than subqueries.
Then what is the advantage/use of Subqueries/correlated
subqueries etc.,in DB2 programming.Please explain.
No Answer is Posted For this Question
Be the First to Post Answer
max number of columns in a db2 table?
What is the function of the Data Manager?
What does an outer join do?
What is DCLGEN?
If I have a view which is a join of two or more tables, can this view be updatable?
Which component is used to execute the sql statements?
What is a DB2 access path?
What technique is used to retrieve data from more than one table in a single SQL statement?
List out the buffer pools in db2
What is the difference between dbm cfg and db cfg file in db2 ?
How do you declare a host variable (in COBOL) for an attribute named emp-name of type VARCHAR(25) ?
What is the difference between SYNONYM and ALIAS?