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Blockchain with Hyperledger Fabric - Second Edition

You're reading from Blockchain with Hyperledger Fabric - Second Edition

Product type Book

Published in Nov 2020

Publisher Packt

ISBN-13 9781839218750

Pages 756 pages

Edition 2nd Edition

Languages

Concepts

Authors (6):

Nitin Gaur

Anthony O'Dowd

Petr Novotny

Luc Desrosiers

Venkatraman Ramakrishna

Salman A. Baset

View More author details

Table of Contents (18) Chapters

Preface

1. Blockchain – An Enterprise and Industry Perspective

2. Exploring Hyperledger Fabric

3. Business Networks

4. Setting the Stage with a Business Scenario

5. Designing Smart Contract Transactions and Ledger Data Structures

6. Developing Smart Contracts

7. Developing Applications

8. Advanced Topics for Developing Smart Contracts and Applications

9. Network Operation and Distributed Application Building

10. Enterprise Design Patterns and Considerations

11. Agility in a Blockchain Network

12. Governance – A Necessary Evil of Regulated Industries

13. Life in a Blockchain Network

14. Hyperledger Fabric Security

15. Blockchain's Future, Protocol Commercialization, and Challenges Ahead

16. Another Book You May Enjoy

17. Index

Modifying or upgrading a Hyperledger Fabric application

In the first part of this chapter, we will discuss how networks and applications evolve during their lifetimes and demonstrate how to perform common network operations and application modifications using code and Fabric tools.

Changing requirements and update modes

A distributed system built on blockchain technology, like any software system, is subject to change and needs to be continuously maintained to deliver proper functionality at the desired quality. Changes to a Fabric application require not just the usual software maintenance procedures of code and configuration changes, tests, and updates, but consensus-driven operations that are specific to blockchains. Let's examine the various ways in which the requirements of a Fabric network and its users change over time:

Software updates: Changes and upgrades are an integral part of software maintenance. More frequently, modifications are required...

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Authors (6)

Nitin Gaur

Nitin Gaur, is the director of IBM's Blockchain Labs, and an IBM Distinguished Engineer.

See other products by Nitin Gaur

Anthony O'Dowd

Anthony O'Dowd is a Distinguished Engineer at IBM, focusing on Blockchain. He led IBM's contribution to the design and development of the new smart contract and application SDKs found in Hyperledger Fabric v2. Anthony has also made significant contributions to Hyperledger Fabric documentation and samples.

See other products by Anthony O'Dowd

Petr Novotny

Petr Novotny is a research scientist at IBM Research, with an MSc from University College London and PhD from Imperial College London, where he was also a post-doctoral research associate.

See other products by Petr Novotny

Luc Desrosiers

Luc Desrosiers is an IBM-certified IT architect with 20+ years of experience.

See other products by Luc Desrosiers

Venkatraman Ramakrishna

Venkatraman Ramakrishna is an IBM researcher, with a BTech from IIT Kharagpur and PhD from UCLA.

See other products by Venkatraman Ramakrishna

Salman A. Baset

Dr. Salman A. Baset is the CTO of security in IBM Blockchain Solutions.

See other products by Salman A. Baset

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