DolphinDB2026-05-28
Federated Queries Across Databases with DolphinDB

Starting from DolphinDB V3.00.4, the cross-database federated query feature simplifies all of this into one idea: don't move the data—query it wherever it is, using a single SQL statement.

Product Features
Federated Queries Across Databases with DolphinDB
DolphinDB2026-05-28
DolphinDB Streaming SQL: Real-Time at the Speed of Thought

Beginning with version 3.00.4, DolphinDB introduces Streaming SQL —a transformative solution to these challenges. Register your business SQL once (with full support for joins, filters, sorting, and aggregations), and the engine automatically tracks changes in underlying data, pushing the latest results in real time to all subscribed clients.

Product Features
DolphinDB Streaming SQL: Real-Time at the Speed of Thought