What is blockchain?
Blockchain seems complicated, and it definitely can be, but its core concept is really quite simple. A blockchain is a type of database. To be able to understand blockchain, it helps to first understand what a database actually is. A database is a collection of information that is stored electronically on a computer system. Information, or data, in databases is typically structured in table format to allow for easier searching and filtering for specific information. What is the difference between someone using a spreadsheet to store information rather than a database? A table row is defined as a set of data, or facts, such as a name, phone number, addresses, email addresses, or anything else, organized into a single row or set of rows in a database. A set of rows, or data blocks, in a database is called a database unit or database. Tables or blocks of data are organized into a database using the principle of rows and columns. Typically, a database contains a variety of...