diff --git a/use-filters.md b/use-filters.md index 9d47a1e..6f3d1b6 100644 --- a/use-filters.md +++ b/use-filters.md @@ -1,6 +1,6 @@ ## Using tx-indexing filters -This example shows how you can use the tx-indexing service to perform a simple transaction filter query: +This simple tutorial shows how you can use the tx-indexing service to perform a simple transaction filter query: find transactions that cost over 5,000,000 gas within a chain. *Note: This example indexes the test chain at `http://test3.gno.land:36657`, as used in the @@ -14,8 +14,12 @@ The tx-indexer service provides a utility to index a specified chain, as well as -The tx-indexer service includes a graphql endpoint to query and retrieve the extracted index data. -This example shows you how to do this, by leading you through the following activities: +The tx-indexer service exposes two endpoints: + +* An RPC endpoint, used mainly to configure and manage the indexer +* A graphql endpoint to query and retrieve extracted index data + +This example uses a simple `curl` command to make a request to the graphql endpoint. The tutorial leads you through the following activities: 1. Install and start the tx-indexer service. 2. Query the API to find transactions that use > 5 million gas. @@ -48,7 +52,7 @@ make build This starts up the tx-indexer service, indexing the `test3.gno.land` example chain. Leave this running while it indexes the existing contents of the chain; then leave it running to continue indexing new transactions as they are added. -### Use the service to request filtered transactions +### Query the API to return filtered transactions With the tx-indexer running, you can make a request against the service's RPC or graphql endpoints. This example uses the graphql endpoint; it also assumes that the `jq` shell command is available in your environment.