Seatunnel

The newest Apache SeaTunnel (formerly waterdrop ) already supports Doris’s connector, SeaTunnel can use Spark engine and Flink engine to synchronize data to Doris.

Flink Sink Doris(2.x)

Seatunnel Flink Sink Doris plugin code

Options

fenodes [string]

Doris Fe http url, eg: 127.0.0.1:8030

database [string]

Doris database

table [string]

Doris table

user [string]

Doris user

password [string]

Doris password

batch_size [int]

The maximum number of lines to write to Doris at a time, the default value is 100

interval [int]

The flush interval (in milliseconds), after which the asynchronous thread writes the data in the cache to Doris. Set to 0 to turn off periodic writes.

max_retries [int]

Number of retries after writing to Doris fails

doris.* [string]

Import parameters for Stream load. For example: ‘doris.column_separator’ = ‘, ‘ etc.

More Stream Load parameter configuration

Examples

Socket To Doris

env {
  execution.parallelism = 1
}
source {
    SocketStream {
      host = 127.0.0.1
      port = 9999
      result_table_name = "socket"
      field_name = "info"
    }
}
transform {
}
sink {
  DorisSink {
      fenodes = "127.0.0.1:8030"
      user = root
      password = 123456
      database = test
      table = test_tbl
      batch_size = 5
      max_retries = 1
      interval = 5000
    }
}

Start command

sh bin/start-seatunnel-flink.sh --config config/flink.streaming.conf