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SingleStore (formerly MemSQL) is a distributed, relational, SQL database management system[2] (RDBMS) that features ANSI SQL support, it is known for speed in data ingest, transaction processing, and query processing.[3][4]
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| Genre | RDBMS |
|---|---|
| Founded | January 2011 |
| Founders |
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| Headquarters |
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Area served | Worldwide |
Number of employees | 380[1] |
| Website | www |
SingleStore stores relational data, JSON data, geospatial data, key-value vector data, and time series data. It can be run in various Linux environments, including on-premises installations, public and private cloud providers, in containers via a Kubernetes operator, or as a hosted service in the cloud known as SingleStore Helios.[5][6]
In its latest release, v.8.7, SingleStore offers bi-directional integration with Apache Iceberg, faster vector search, enhanced full-text search, autoscaling and a ‘bring your own cloud’ deployment.[7]
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On April 23, 2013, SingleStore launched its first generally available version of the database to the public as MemSQL.[8] Early versions supported row-oriented tables, and were optimized for cases where all data fit within main memory.
Shortly after launch, MemSQL added general support for an on-disk column-based storage format to work alongside the in-memory rowstore.[9]
On October 27, 2020, MemSQL rebranded to SingleStore to reflect a shift in focus away from exclusively in-memory workloads.[10]
In April 2023, SingleStore introduced new features to enhance real-time AI capabilities, focusing on faster data processing and more efficient AI-driven applications.[11] In May, the company introduced additional tools aimed at enhancing generative AI (GenAI) and analytics capabilities.[12]
In July 2023, SingleStore announced a partnership with AWS to advance real-time data analytics and AI applications.[13]
In August 2023, IBM announced a collaboration with SingleStore to integrate its watsonx.ai platform for developing generative AI applications.[14]
In January 2024, SingleStore announced a new capability under the name SingleStore Kai that added MongoDB API compatibility to SingleStore allowing users to bring in data from MongoDB and run the same queries within SingleStore.[15]
In September 2024, SingleStore announced its integration with Snowflake by making SingleStore available as a Snowflake Native App in the Snowpark Container Services (SPCS) marketplace.[16]
In October 2024, the company announced the acquisition of BryteFlow, a data integration platform.[17]
Headquartered in San Francisco, California, in June 2021 SingleStore opened an office in Raleigh, North Carolina. Its other offices include Sunnyvale, California; Seattle, Washington; London, England; Hyderabad, India; and Lisbon, Portugal.[18]
Funding
In January 2013, SingleStore announced it raised $5 million. Since then, the company has raised $318.1M from investors including Khosla Ventures, Accel, Google Ventures, Dell Capital and HPE, among others.[19] In October 2022, SingleStore closed Series F-2 and welcomed new investor Prosperity7.[20]
| Series | Date | Amount (million $) | Lead Investors |
|---|---|---|---|
| A | 2013 | 5 | DVCA, IA Ventures |
| B | 2014 | 35[5] | Accel |
| C | 2016 | 36[5] | Caffeinated Capital, REV |
| D | 2018 | 30[2] | Google Ventures, Glynn Capital |
| E | Dec. 2020 | 80[21] | Insight Partners |
| F | Sept. 2021 | 80[3] | Insight Partners |
| G | July 2022 | 116[22] | Goldman Sachs Asset Management |
| F-2 | October 2022 | 30[23] | |
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SingleStore can be downloaded for free and run on Linux for systems up to 4 leaf nodes of 32 gigs RAM each; an Enterprise license is required for larger deployments and for official SingleStore support.SingleStore is also available as a managed service named SingleStore Helios, available in various regions in Google Cloud and Amazon Web Services. The underlying engine and potential system performance are identical in all distribution formats.[1]
In 2024, SingleStore was recognized with five TrustRadius Top Rated Awards. Four of these awards were won for the third consecutive year, while the recognition as #2 in the vector database category was a first for the company.[24] SingleStore also earned a 2025 Buyer’s Choice Award from TrustRadius, signifying the company received top ratings from independent customer reviewers in three key areas: capabilities, value for price, and customer relationship.[25]
In 2023, the company won InfoWorld’s Technology of the year in the database category.[26]
In December 2021, SingleStore was recognized in the Magic Quadrant for Cloud Database Management Systems published by Gartner for the first time.[27] SingleStore was also included in Deloitte’s Technology Fast 500 North America, San Francisco Business Times Fast 100, Dresner Industry Excellence and Inc 5000 awards in 2020.[28] The company is part of the Cloud Native Computing Foundation and Bytecode Alliance.[29]
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- Comparison of relational database management systems
- Comparison of object-relational database management systems
- Database management system
- List of relational database management systems
- List of column-oriented DBMSes
- List of in-memory databases
- List of databases using MVCC
- Hybrid transactional/analytical processing
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