plugeth-statediff/docs/indexer.md

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2023-06-23 13:43:35 +00:00
# Statediff database indexing
To process data in real time as Geth syncs updates to the Ethereum execution layer, the statediff
service is able to directly transform and load data into a Postgres database. The `indexer` package
contains abstractions for handling this ingestion.
## Interface
A `StateDiffIndexer` object is responsible for inserting statediff data into a database, as well as managing watched address lists for a given database.
Three implementations are currently maintained:
* `sql` for direct insertion to Postgres
* `file` which writes to CSV for SQL files for insertion in a separate step
* `dump` which simply dumps to stdout