> ## Documentation Index
> Fetch the complete documentation index at: https://docs.theblockchainlibrary.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Subgraph

> A defined indexing schema and query layer commonly associated with The Graph for organizing blockchain data.

# Subgraph

A defined indexing schema and query layer commonly associated with The Graph for organizing blockchain data.

## Definition

A defined indexing schema and query layer commonly associated with The Graph for organizing blockchain data.

## Why it matters

Developer tooling connects applications and software to blockchain nodes, data, and smart contracts.

## Related knowledge

* [Blockchain](/categories/blockchain) — term
* [Cryptography](/categories/cryptography) — term
* [Web3](/categories/web3) — term

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**Canonical knowledge ID:** `glossary:subgraph`