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9 Most Commonly Asked Questions About MarketStore And Answers To Them

Blog post from Alpaca

Post Details
Company
Date Published
Author
Yoshi Yokokawa
Word Count
1,113
Company Posts That Month
1
Language
English
Hacker News Points
-
Post removed?
No
Summary

MarketStore, an open-source financial time series database, has generated significant interest and comments following its release. The database was designed to store years of data at second-level granularity for tens of thousands of series, with a primary use case in AI machine learning and backtesting for Alpaca's algo trading platform. MarketStore stores data on disk but can load it at speeds competitive to in-memory storage due to SSD evolution. It has been compared to PostgreSQL and InfluxDB, with advantages over Timescale in terms of performance and cost-effectiveness for financial market data use cases. A new feature allowing streaming and real-time push is being developed, and the database can be used for both historical and real-time data. MarketStore's open-source nature aims to make high-performance time series data management accessible to individual investors and improve the algo trading environment.

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