I understand Join always perform better than subqueries.
Then what is the advantage/use of Subqueries/correlated
subqueries etc.,in DB2 programming.Please explain.
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I have a subprogram B calling from mainprogram A.I have opened a cursor in A ,Can i fetch the same cursor in subprogram B , If yes , Please explain the reason?
how many partitions are possible in partitioned tablespace? dont say 1-64. a)240 b)256 c)512 d)none
what is cursor stability?
What is the difference between bind and rebind in db2?
What db2 400?
What are column-name qualifiers used?
Explain what are the various isolation levels possible?
Do we have any optinon to search part of integer in DB2 as we have for character Like,SUBSTR optins?
What do you mean by NOT NULL? When will you use it?
What is a synonym ?
What is Declaration Generator(DCLGEN)?
If the cursor is kept open followed the issuing of commit, what is the procedure to leave the cursor that way?