What is Oracle and why it is so important?

Since Oracle is the only way for smart contracts to interact with data outside of the Blockchain environment, it performs core functions and plays an indispensable role in cryptocurrency and Blockchain industry. Generally speaking, Oracle is a third-party agent that finds and verifies real-world occurrences and submits this information to a blockchain to be used by smart contracts. The Oracle might be considered as a data feed specially designed for use in smart contracts. It provides the necessary data to trigger smart contracts to execute when the original terms of the contract are met. These conditions could be anything associated