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Xiao Li commented on SPARK-20481: --------------------------------- We are unable to make a change in this default data type mapping. It can cause external behavior changes. In Spark 2.2., you can manually change it by using the option `createTableColumnTypes`. For details, see the following PR: https://github.com/apache/spark/pull/16209 > Wrong mapping for BooleanType in Spark SQL > ------------------------------------------ > > Key: SPARK-20481 > URL: https://issues.apache.org/jira/browse/SPARK-20481 > Project: Spark > Issue Type: Bug > Components: SQL > Affects Versions: 2.1.0 > Reporter: Talat UYARER > Priority: Minor > > Booleantype is mapping to BIT type on SQL side. > https://github.com/apache/spark/blob/a26e3ed5e414d0a350cfe65dd511b154868b9f1d/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/jdbc/JdbcUtils.scala#L159 > Is there is any specific reason it should be mapping to Boolean -- This message was sent by Atlassian JIRA (v6.3.15#6346) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org