[ https://issues.apache.org/jira/browse/SPARK-26031?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Bihui Jin closed SPARK-26031. ----------------------------- Not a bug > dataframe can't load correct after saving to local disk in cluster mode > ----------------------------------------------------------------------- > > Key: SPARK-26031 > URL: https://issues.apache.org/jira/browse/SPARK-26031 > Project: Spark > Issue Type: Bug > Components: Structured Streaming > Affects Versions: 2.3.1 > Environment: 1 spark master > 3 spark slaves > > Reporter: Bihui Jin > Priority: Major > > Firstly I saved a spark dataframe to local disk in spark cluster mode with " > df.write \ > .format('json') \ > .save('file:///root/bughunter/', mode='overwrite') > " (using interface provide by {color:#FF0000}pyspark{color}) > Then I load it with " > spark.read.format('json').load('file:///root/bughunter/') > " > But it faild with " org.apache.spark.sql.AnalysisException: Unable to infer > schema for JSON. It must be specified manually." > And I check every node's disk: > In master: > only the file named "_SUCCESS" exists in /root/bughunter/; > In each slave, there is a folder named "_temporary" exists in /root/bughunter/ > -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org