Is polkadot a blockchain?

The Polkadot network includes a main blockchain called the “relay chain” and many user-created parallel chains (or “parachains”) . It also has a connecting layer, or “bridge,” that allows value and data to be transferred between most blockchains — and can even be used to connect to non-blockchain databases.

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Is Polygon its own blockchain?

Polygon is a secondary scaling solution for the Ethereum blockchain. These types of solutions work on top of an existing blockchain network rather than using their own blockchain . In this instance, Polygon works on top of Ethereum which has become slow and expensive to use as it becomes ever more popular.3 Oca 2022

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