Event Stream
An event stream delivers a sequence of updates as they happen.
Category
Data Routing Pipeline
These concepts cover streaming updates, chain indexing, fanout, and gateway routing.
How to recognize this theme
Words for moving events and queries through an app.
In a daily board, this category groups terms by their shared role. Look for four cards that describe the same mechanism, risk area, or workflow rather than four words that merely sound similar.
Educational context
These entries are vocabulary notes for learning. They are not project endorsements, token recommendations, exchange rankings, or trading signals.
Block Indexer
A block indexer turns blockchain data into records that can be queried.
Query Fanout
Query fanout sends one request to multiple services or shards in parallel.
API Gateway
An API gateway routes incoming requests to the right backend service.