In Memory Database

SAP HANA

SAP HANA is an in-memory, column-oriented relational database platform developed by SAP that combines transactional and analytical processing to power SAP's en…

Couchbase

Couchbase is a distributed NoSQL Document Database that stores JSON documents and combines high-performance key-value access with a SQL-like query language (N1…

Turso

Turso is a distributed database platform built on libSQL, an open-source fork of SQLite, designed to run SQLite-compatible databases at the edge with low-laten…

Memcached

Memcached is an open-source, high-performance, distributed in-memory key-value store used primarily to cache the results of database queries, API calls, and pa…

Apache Ignite

Apache Ignite is an open-source, distributed database and in-memory computing platform that combines a distributed key-value store, SQL engine, and compute gri…

Time-Series Database

A time-series database (TSDB) is a database optimized for storing and querying data points indexed by time, such as sensor readings, metrics, or logs, prioriti…

Key-Value Store

A key-value store is the simplest form of NoSQL database, mapping unique keys directly to values with no required schema, optimized for extremely fast lookups,…

In-Memory Database

An in-memory database stores its primary dataset in RAM rather than on disk, trading persistence guarantees for dramatically lower latency and higher throughpu…

What Data Structures Does Redis Support and When to Use Them?

Redis is an in-memory key-value store whose values can be rich data structures — strings, hashes, lists, sets, sorted sets, and streams — each offering differe…

Redis as a Cache vs a Primary Data Store: What Changes?

Using Redis as a cache means treating it as disposable, rebuildable-from-source data that the application never needs to survive as its only copy, whereas usin…