DolphinDB

DolphinDB is a leading new generation of high-performance distributed time-series database. It adopts distributed technology, database and programming language integrated architecture design, integrates powerful programming language and stream data analysis system, and provides one-stop solution for rapid storage, query, analysis and calculation of massive structured data. It has the world's leading performance level in the field of large-scale data processing and analysis, especially suitable for quantitative finance and the Internet of things(IoT) and other fields that have high requirements for massive data storage, query and analysis. DolphinDB is used in three scenarios: 1.Data warehouse: DolphinDB can store vast amounts of time series data. Unlike regular databases, DolphinDB is also a real-time data warehouse that data can be accessed with a delay of less than a second after written. DolphinDB also uses partitioning and supports petabytes of data storage. 2.Research and development: DolphinDB greatly improves the efficiency of development. Many common operations such as data cleaning, factor development, policy retests, and correlation analysis can be done in DolphinDB. 3.Real-time data processing: In financial transactions, Internet of Things, Internet/mobile Internet and other application scenarios, complex business requirements put forward high requirements for real-time processing of big data. DolphinDB's built-in streaming data framework supports publishing, subscribing, preprocessing, real-time memory calculation, rolling window calculation of complex indicators, etc. It is an efficient and convenient streaming data processing framework. Visit us online at www.dolphindb.cn