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To connect any client that supports JDBC protocol follow these simple steps:
  1. Downlaod the latest Flight SQL JDBC Driver
  2. Install the driver following the instructions of your specific client application
  3. Run kamu Flight SQL server in a desired workspace: 
    kamu sql server --engine datafusion --address 127.0.0.1 --port 50050
# or
kamu sql server --engine spark --address 127.0.0.1 --port 50050
  4. Connect the client using URL: 
    jdbc:arrow-flight-sql://127.0.0.1:50050?useEncryption=false
  5. Use anonymous as login and password or provide an access token to authenticate
An example is available here using Python.
Last modified on March 16, 2026