How many sub queries can you combine together ?
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Which are the db2 tools to protect integrity of the database?
Can a primary key have null values? If we try to insert a null value in a primary key column, will it work or give an error code?
What is a subselect? Is it different from a nested select?
What is the use of runstats in db2?
Can we able to find all the Table names under a Particular Plan?
What is the use of db2?
What is the difference between CS and RR isolation levels?
Explain about dbrm.
Where is the access path logic created by the DB2 Optimizer stored?
how do you resolve -818 error in db2. where we have to see time stamp token. i said by seeing in load module and plan .is it correct or not. give clear explination for how to see time stamp token
My sql statement select avg(salary) from emp yields inaccurate results. Why?
database DSNDB01 means a.db2 catalog b.db2 directory c.BSDS d.active logs answer with reason please