Data values that are displayed in the report do not match with the columns in the database

This issue is due to certain lapses in creating reports. When you create a report, follow the best practices that are described in the following link:
https://www.ibm.com/developerworks/community/wikis/home?lang=en#!/wiki/Tivoli%20Netcool%20Performance%20Manager/page/Application%20Studio%201.4%20(Wireless%20Modelling)%20-%20Common%20Reporting.