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Hitachi VantaraPentaho Documentation
Pentaho Documentation

Introduction

This section provides you with instructions and recommendations for designing aggregate tables for Mondrian ROLAP models. The use of aggregate tables can dramatically improve the query performance of analysis solutions.

Assumptions

This document is written for Database Administrators and consultants who design specific aggregate tables or get recommendations for aggregate tables based on an intelligent adviser algorithm. It is assumed that you, the reader, have a strong understanding of database design and concepts (such as database modeling, SQL security, and performance), and are familiar with aggregate table concepts.