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Leandexer is the most powerful blockchain Indexer. More info on Leandexer.com

What is Blockchain Indexing

Blockchain indexing is the process of organizing and making searchable the vast and rapidly growing data generated by blockchain networks.

A fundamental issue with blockchains is that their data is inherently unsearchable. Indeed, blockchain structures are append-only and do not support conventional searching and querying methods.

Blockchain indexing enables users and applications to quickly retrieve specific information from blockchain transactions, smart contracts, and events, without having to scan the entire chain each time.

The complexity of Blockchain Indexing

In the early days, developers would query the blockchain directly using RPC, which was slow and inefficient. Consequently, some developers started hosting their own blockchain nodes to improve performance. However, hosting their own nodes came with its own set of limitations, including high resource requirements, significant maintenance overhead, scalability issues as the blockchain grew, syncing delays, network reliability challenges, and security risks.

Some developers extracted the entire dataset from the blockchain and stored it in a traditional database. They applied existing database indexing to enhance data retrieval speeds for dApps. However, replicating the entire blockchain in a database proved to be time-consuming and space-inefficient, particularly for applications that only utilize a subset of the data.

What is an Indexer

An Indexer in the context of blockchain technology is a specialized software tool designed to optimize data queries by creating a searchable index of blockchain data. This process involves reading the blockchain, extracting relevant information, and organizing it in a way that makes data retrieval more efficient for users and applications. By doing so, Indexers alleviate the need for each application to run and query a full blockchain node directly, significantly reducing the resources required and improving query performance. Indexers are essential not just for enhancing search capabilities but also for facilitating complex data analysis, improving the usability and scalability of blockchain applications.

What is Leandexer

Leandexer provides a ready-to-use Indexer-as-a-Service solution, enabling users to monitor smart-contract activities in real-time and receive notifications about them. With already over 3 billion blockchain events indexed, Leandexer stands as the trusted go-to indexer service.

Leandexer offers a unified platform designed for comprehensive indexing across multiple networks. It serves as a singular data source, enabling real-time notifications on any smart contract addresses and events. This ensures that users have immediate access to crucial blockchain information all in one place.

Key features:

• Any EVM Network: Supports all EVM-compatible networks, both public and private.
• Unlimited Tracking Capability: Tracks an unlimited number of smart contracts and events across multiple networks in real-time, with no downtime or need for reboots.
• Real-time Notifications: Delivers real-time customizable notifications via email, Slack, and webhooks.
• User-Friendly No-Code Interface: Offers a no-code interface that is incredibly user-friendly, making it accessible for non-technical users such as Analysts and Traders.
• Zero IT Infrastructure Needed: Manages blockchain connections and RPC seamlessly, eliminating the need for IT infrastructure.

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Tokeny is using the Leandexer technology to track the blockchain events of its 120+ customers.