What is distributed database in blockchain technology?

A blockchain not only allows to add new data to the database but it also ensures that all the users on the network have exactly the same data. Thus, a blockchain is a distributed and decentralised linked data structure for data storage and retrieval which also ensures that the data is resistant to any modification.

Briefly, Blockchain is “a distributed database of records or public ledger of all transactions or digital events that have been executed and shared among participating parties ”2.

3.2. Blockchain network. The “blockchain” is the core principle behind Bitcoin digital currency (Hayden & Choi, 2019). It is decentralized, distributed technology that collects a digital record of any event and store it in a distributed database that is shared among all the users connected with it.