How can you find out which query is taking lot of time to execute in cobol-db2 program ?
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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?
Why cursor is used in db2?
how to resolve -805 . how to see dbrm and package not found
What will the DB2 optimizer do?
What is a NULL value? What are the pros and cons of using NULLS?
What happens to a cursor after a commit?
can all users have the privilage to use the sql statement select * (dml)?
Hi this is sures. i need to practice the ibm mainframes.could u telme how can i get userid from IBM.how much cost they will collect for one user id.can send me the details please.thanq
Explain about rct.
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?
What is dclgen in db2?
What is netezza database?
COBOL 
