What is nvl in db2?
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Give a brief description of db2 isolation levels?
How can you classify the locks in db2?
How to know the primary key of a table without defining the primary key in the table?
How to find primary key of a table in db2?
Can a unique index have more than one null value? If not, what error code is given if an attempt is made to insert more than one null value?
What is the significance of DB2 free space and what parameters control it?
How to find schema of a table in db2?
What is role in db2?
Can DB2 be accessed by TSO users? If yes, which command is used to invoke DB2?
What is null in db2?
how can we retrieve the 100 records of the file ?
How can you find out the # of rows updated after an update statement?