There are several categories of Pentaho reports : 

TRANSACTIONAL Reports : Data to be used form transactions. Objective is to publish detailed and comprehensive data for day-to-day organization’s ACTIVITIES like purchase orders, sales reporting.

Tactical Reports : data comes from daily or weekly transactional data summary. Objective is to present short-term information for instant decision making like replacing MERCHANDIZE.

Strategic Reports : data comes from stable and reliable sources to create long-term BUSINESS information reports like season sales ANALYSIS.

Helper Reports : data comes from various resources and includes images, videos to present a variety of activities.

There are several categories of Pentaho reports : 

Transactional Reports : Data to be used form transactions. Objective is to publish detailed and comprehensive data for day-to-day organization’s activities like purchase orders, sales reporting.

Tactical Reports : data comes from daily or weekly transactional data summary. Objective is to present short-term information for instant decision making like replacing merchandize.

Strategic Reports : data comes from stable and reliable sources to create long-term business information reports like season sales analysis.

Helper Reports : data comes from various resources and includes images, videos to present a variety of activities.