What is db2 optimizer?
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What is a DB2 access path?
What is db2 look?
How can you display the current date & current time ?
What is database manager in db2?
What is the difference between a package and a plan?
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What is phantom read in db2?
wht r the requirements for writing a cobol-db2 pgm ?
What are host variables in db2?
what is a trigger and types of triggers
What are the various locks available?
For unmatched rows returned from an outer join, the column values in the other table are set to null e.g If A OUTER JOIN B returns some unmatched rows from A, the corresponding column values in B will be set to null. What can be done so that a null value is not displayed for these columns?
wht displays the number of times a query modified ?