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Kdb+ vs DataScript: What are the differences?
Kdb+: Fast, powerful, massively scalable time-series database. It is a column-based relational time-series database with in-memory abilities. The database is commonly used in high-frequency trading to store, analyze, process, and retrieve large data sets at high speed. kdb+ has the ability to handle billions of records and analyzes data within a database; DataScript: Immutable database and Datalog query engine for Clojure, ClojureScript and JS. It is an immutable in-memory database and Datalog query engine in Clojure and ClojureScript It is meant to run inside the browser. It is cheap to create, quick to query and ephemeral. You create a database on page load, put some data in it, track changes, do queries and forget about it when the user closes the page..
Kdb+ and DataScript belong to "In-Memory Databases" category of the tech stack.
DataScript is an open source tool with 3.8K GitHub stars and 252 GitHub forks. Here's a link to DataScript's open source repository on GitHub.