pyflink.datastream.stream_execution_environment.StreamExecutionEnvironment.set_stream_time_characteristic

StreamExecutionEnvironment.set_stream_time_characteristic(characteristic: TimeCharacteristic)

Sets the time characteristic for all streams create from this environment, e.g., processing time, event time, or ingestion time.

If you set the characteristic to IngestionTime of EventTime this will set a default watermark update interval of 200 ms. If this is not applicable for your application you should change it using pyflink.common.ExecutionConfig.set_auto_watermark_interval().

Example:

>>> env.set_stream_time_characteristic(TimeCharacteristic.EventTime)

Parameters

characteristic – The time characteristic, which could be TimeCharacteristic.ProcessingTime, TimeCharacteristic.IngestionTime, TimeCharacteristic.EventTime.