[ https://issues.apache.org/jira/browse/SPARK-21147?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Shixiong Zhu updated SPARK-21147: --------------------------------- Summary: the schema of socket/rate source can not be set. (was: the schema of socket source can not be set.) > the schema of socket/rate source can not be set. > ------------------------------------------------ > > Key: SPARK-21147 > URL: https://issues.apache.org/jira/browse/SPARK-21147 > Project: Spark > Issue Type: Bug > Components: Structured Streaming > Affects Versions: 2.1.0 > Environment: Win7,spark 2.1.0 > Reporter: Fei Shao > > The schema set for DataStreamReader can not work. The code is shown as below: > val line = ss.readStream.format("socket") > .option("ip",xxx) > .option("port",xxx) > .schema( StructField("name",StringType)::StructField("area",StringType)::Nil) > .load > line.printSchema > The printSchema prints: > root > |--value:String(nullable=true) > According to the code, it should print the schema set by schema(). > Suggestion from Michael Armbrust: > throw an exception saying that you can't set schema here. -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org