[ https://issues.apache.org/jira/browse/SPARK-26499?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Hyukjin Kwon reassigned SPARK-26499: ------------------------------------ Assignee: Thomas D'Silva > JdbcUtils.makeGetter does not handle ByteType > --------------------------------------------- > > Key: SPARK-26499 > URL: https://issues.apache.org/jira/browse/SPARK-26499 > Project: Spark > Issue Type: Bug > Components: SQL > Affects Versions: 2.4.0 > Reporter: Thomas D'Silva > Assignee: Thomas D'Silva > Priority: Major > Fix For: 3.0.0 > > > I am trying to use the DataSource V2 API to read from a JDBC source. While > using {{JdbcUtils.resultSetToSparkInternalRows}} to create an internal row > from a ResultSet that has a column of type TINYINT I ran into the following > exception > {code:java} > java.lang.IllegalArgumentException: Unsupported type tinyint > at > org.apache.spark.sql.execution.datasources.jdbc.JdbcUtils$.org$apache$spark$sql$execution$datasources$jdbc$JdbcUtils$$makeGetter(JdbcUtils.scala:502) > at > org.apache.spark.sql.execution.datasources.jdbc.JdbcUtils$$anonfun$org$apache$spark$sql$execution$datasources$jdbc$JdbcUtils$$makeGetters$1.apply(JdbcUtils.scala:379) > at > org.apache.spark.sql.execution.datasources.jdbc.JdbcUtils$$anonfun$org$apache$spark$sql$execution$datasources$jdbc$JdbcUtils$$makeGetters$1.apply(JdbcUtils.scala:379) > at > scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234) > at > scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234) > at > scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33) > at scala.collection.mutable.ArrayOps$ofRef.foreach(ArrayOps.scala:186) > at scala.collection.TraversableLike$class.map(TraversableLike.scala:234) > at scala.collection.mutable.ArrayOps$ofRef.map(ArrayOps.scala:186) > at > org.apache.spark.sql.execution.datasources.jdbc.JdbcUtils$.org$apache$spark$sql$execution$datasources$jdbc$JdbcUtils$$makeGetters(JdbcUtils.scala:379) > at > org.apache.spark.sql.execution.datasources.jdbc.JdbcUtils$$anon$1.<init>(JdbcUtils.scala:340) > {code} > This happens because ByteType is not handled in {{JdbcUtils.makeGetter}}. -- 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