What are Blockchain Query Languages?
Blockchain Query Languages are specialized languages and tools designed to retrieve, filter, and analyze data stored on blockchain networks. These tools enable developers to write structured queries that interact with blockchain data, such as transactions, smart contract states, events, and account balances. Common examples include GraphQL-based query services, SQL-like languages adapted for blockchain data, and domain-specific languages tailored to particular chains or protocols. The primary users of these tools are developers building decentralized applications (dapps), analytics platforms, and monitoring services that require efficient and precise access to on-chain data. Key characteristics of blockchain query languages include support for complex queries, indexing capabilities, and integration with blockchain nodes or data providers. Subcategories may include indexing frameworks and blockchain data APIs. Developers should consider these tools when they need to extract meaningful insights from blockchain data or build applications that depend on real-time or historical on-chain information.