[ https://issues.apache.org/jira/browse/SPARK-22437?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Hyukjin Kwon resolved SPARK-22437. ---------------------------------- Resolution: Fixed Fix Version/s: 2.3.0 Issue resolved by pull request 19654 [https://github.com/apache/spark/pull/19654] > jdbc write fails to set default mode > ------------------------------------ > > Key: SPARK-22437 > URL: https://issues.apache.org/jira/browse/SPARK-22437 > Project: Spark > Issue Type: Bug > Components: Java API > Affects Versions: 2.2.0 > Environment: python3 > Reporter: Adrian Bridgett > Fix For: 2.3.0 > > > With this bit of code: > {code} > df.write.jdbc(jdbc_url, table) > {code} > We see this error: > {code} > 09:54:22 2017-11-03 09:54:19,985 INFO File > "/opt/spark220/python/lib/pyspark.zip/pyspark/sql/readwriter.py", line 820, > in jdbc > 09:54:22 2017-11-03 09:54:19,985 INFO File > "/opt/spark220/python/lib/py4j-0.10.4-src.zip/py4j/java_gateway.py", line > 1133, in __call__ > 09:54:22 2017-11-03 09:54:19,986 INFO File > "/opt/spark220/python/lib/pyspark.zip/pyspark/sql/utils.py", line 63, in deco > 09:54:22 2017-11-03 09:54:19,986 INFO File > "/opt/spark220/python/lib/py4j-0.10.4-src.zip/py4j/protocol.py", line 319, in > get_return_value > 09:54:22 2017-11-03 09:54:19,987 INFO py4j.protocol.Py4JJavaError: An > error occurred while calling o106.jdbc. > 09:54:22 2017-11-03 09:54:19,987 INFO : scala.MatchError: null > 09:54:22 2017-11-03 09:54:19,987 INFO at > org.apache.spark.sql.execution.datasources.jdbc.JdbcRelationProvider.createRelation(JdbcRelationProvider.scala:62) > 09:54:22 2017-11-03 09:54:19,987 INFO at > org.apache.spark.sql.execution.datasources.DataSource.write(DataSource.scala:472) > 09:54:22 2017-11-03 09:54:19,987 INFO at > org.apache.spark.sql.execution.datasources.SaveIntoDataSourceCommand.run(SaveIntoDataSourceCommand.scala:48) > ... > {code} > This seems to be that "mode" isn't correctly picking up the "error" default > as listed in > https://spark.apache.org/docs/latest/api/python/pyspark.sql.html#pyspark.sql.DataFrame > Note that if it was erroring because of existing data it'd say "SaveMode: > ErrorIfExists." as seen in > ./sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/jdbc/JdbcRelationProvider.scala). > Changing our code to this worked: > {code} > df.write.jdbc(jdbc_url, table, mode='append') > {code} -- 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