What is a cursor in programming?
what is differnece between DROP TABLE & DELETE TABLE .
how to check the table is empty or not?
When DB2 connection fails, will online program work or give errors.
Explain correlated sub-queries.
Where do you specify them?
I have 3 cursors declared. Cursor1 retieves some data. Based on this curso2 will also fetches some data. In cursor3 (using for some updation) I'm using the data retrieved by the above 2 cursor. My question is, while working with cursor3, periodically if I give commit, will all the three crsors will be closed or only cursor3 will be closed?
What statistic will tell the DBA how must space can be reclaimed from dropped table spaces on the next reorg run?
what is SMP/E? and what are the major steps of it? thanks...
Name some fields from SQLCA.
What are the three lock types?
How do I change the column size in db2?
In cursor program perform para varying until 1 by 1 fetch para cursor------close para in the blank what will come for confirming in the database?