Heredis
Heredis is an open-source in-memory data structure store, used as a database, cache and message broker. It supports data structures such as strings, hashes, lists, sets, sorted sets with range queries, bitmaps, hyperloglogs, geospatial indexes and streams.
opensource
inmemory
data-structures
database
cache
message-broker
Heredis: Open-Source In-Memory Data Structure Store
Heredis is an open-source in-memory data structure store, used as a database, cache and message broker. It supports data structures such as strings, hashes, lists, sets, sorted sets with range queries, bitmaps, hyperloglogs, geospatial indexes and streams.
What is Heredis?
Heredis is an open-source, in-memory data structure store, used as a database, cache and message broker. It supports data structures such as strings, hashes, lists, sets, sorted sets with range queries, bitmaps, hyperloglogs and geospatial indexes with radius queries. Heredis has a simple, easy-to-use client-server model, using TCP sockets and a simple protocol. It offers capabilities like replication, Lua scripting, transactions, different levels of on-disk persistence, and client side sharding.
Some key features of Heredis:
- Supports in-memory key-value store for fast access and processing of data
- Data structures like strings, lists, hashes, sets, sorted sets for flexible data storage
- Built-in replication, Lua scripting, transactions for scale and atomicity
- Persistence - different snapshotting levels from just data to logs
- Publish/subscribe messaging paradigm for effective communication
- High availability with automatic partitioning with Redis Cluster
Heredis is widely used for application caching, session management, gaming leaderboards, real-time analytics, chat/messaging applications etc. It offers high performance, flexibility and ease of use for modern applications requiring a data store or message queue.
Heredis Features
Features
- In-memory data structure store
- Can be used as a database, cache or message broker
- Supports strings, hashes, lists, sets, sorted sets, bitmaps, hyperloglogs, geospatial indexes and streams
- Range queries
- Open source
Pricing
- Open Source
Pros
Very fast since data is stored in memory
Flexible data structures
Active open source community
Free and open source
Cons
Data is lost if server crashes
Not suitable for large datasets that exceed server memory
Not focused on traditional database features like SQL, transactions, schemas etc
Official Links
The Best Heredis Alternatives
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