This is a concept that is coming from TheGraph and very useful in my opinion.
This way we would not need to define extra schema entities to keep track of historic times. Like saving them hourly or so. Rather we can specify a block number in the query and get the state at that moment.
This is a concept that is coming from TheGraph and very useful in my opinion. This way we would not need to define extra schema entities to keep track of historic times. Like saving them hourly or so. Rather we can specify a block number in the query and get the state at that moment.
https://thegraph.com/docs/en/querying/graphql-api/#time-travel-queries
For reference: