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Foundations of Blockchain

You're reading from   Foundations of Blockchain The pathway to cryptocurrencies and decentralized blockchain applications

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Product type Paperback
Published in Jan 2019
Publisher Packt
ISBN-13 9781789139396
Length 372 pages
Edition 1st Edition
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Concepts
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Author (1):
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Koshik Raj Koshik Raj
Author Profile Icon Koshik Raj
Koshik Raj
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Toc

Table of Contents (14) Chapters Close

Preface 1. Introduction 2. A Bit of Cryptography FREE CHAPTER 3. Cryptography in Blockchain 4. Networking in Blockchain 5. Cryptocurrency 6. Diving into Blockchain - Proof of Existence 7. Diving into Blockchain - Proof of Ownership 8. Blockchain Projects 9. Blockchain Optimizations and Enhancements 10. Blockchain Security 11. When Shouldn't We Use Blockchain? 12. Blockchain Use Cases 13. Other Books You May Enjoy

What can we store on a blockchain?

We previously compared blockchains with databases and analyzed their respective properties to evaluate their suitability before selecting one as our storage mechanism. We have assumed that a blockchain can store similar information that can be inserted into a database. Although it is possible to insert any data into a blockchain, it is not the preferred storage mechanism for static data. In this section, we will list out a few of the constraints on storing data on a blockchain.

Storing data as transactions

The data on a blockchain is stored in the form of atomic events called transactions. In a cryptocurrency such as Bitcoin, transactions contain scripts that help to transfer assets. However...

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