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  • Book Overview & Buying Pentaho Reporting 3.5 for Java Developers
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Pentaho Reporting 3.5 for Java Developers

Pentaho Reporting 3.5 for Java Developers

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Pentaho Reporting 3.5 for Java Developers

Pentaho Reporting 3.5 for Java Developers

4.3 (3)

Overview of this book

Pentaho Reporting lets you create, generate, and distribute rich and sophisticated report content from different data sources. Knowing how to use it quickly and efficiently gives you the edge in producing reports from your database. If you have been looking for a book that has plenty of easy-to-understand instructions and also contains lots of examples and screenshots, this is where your search ends. This book shows you how to replace or build your enterprise reporting solution from scratch with Pentaho's Reporting Suite. Through detailed examples, it dives deeply into all aspects of Pentaho's reporting functionalities, providing you with the knowledge you need to master report creation. This book starts off with a number of examples to get you familiar with the tools and technology of the Pentaho Reporting Suite. Then, with additional examples, it goes into advanced subjects such as charting, sub-reporting, cross tabs, as well as API generation of reports. There are also details and examples on extending Pentaho's open source reporting engine. The reader will learn the ins and outs of Pentaho Report Designer, including a cheat sheet with all the available short-cut keys, to make report design efficient and painless. Embedding reports into your Java application can be difficult. With Pentaho Reporting it's just a few lines of code. The book provides examples of how to embed reporting into your J2EE and client Java applications, as well as showing you how to build dynamic reports from scratch using Pentaho Reporting's simple Java Bean-based report generation API. Setting up and integrating a reporting server in an enterprise environment can be arduous. In addition to learning how to build great embeddable reports, you'll also learn how to combine Pentaho Reporting with Pentaho's BI Server for a zero-code, easy-to-configure, enterprise reporting solution.
Table of Contents (19 chapters)
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Pentaho Reporting 3.5 for Java Developers
Credits
Foreword
About the Author
About the Reviewers
Preface
1
Index

Adding sub-reports


In Chapter 3, you created a very simple single data row sub-report that included details about the current customer for invoicing purposes. In this chapter, you'll review other scenarios for using sub-reports and learn the technical details involved in including sub-reports in a master report.

Sub-reports in Pentaho Reporting may be included in any band of a report, except for the page header and page footer bands. Sub-reports receive a DataRow of parameters, determined by the current state of their parent report when rendering the sub-report. These parameters may be used when executing a sub-report query or referenced directly in the sub-report. Within sub-reports, you define named queries that may reference the DataRow of parameters passed in, allowing a sub-report to query only the currently scoped data, not the entire data set available to the parent report.

Sub-reports may be of any length, may be included in other sub-reports in a nested fashion, and may also be...

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