pyspark.sql.streaming.DataStreamWriter.queryName¶
-
DataStreamWriter.
queryName
(queryName: str) → pyspark.sql.streaming.readwriter.DataStreamWriter¶ Specifies the name of the
StreamingQuery
that can be started withstart()
. This name must be unique among all the currently active queries in the associated SparkSession.- Parameters
- queryNamestr
unique name for the query
Notes
This API is evolving.
Examples
>>> writer = sdf.writeStream.queryName('streaming_query')