HyukjinKwon commented on a change in pull request #32605:
URL: https://github.com/apache/spark/pull/32605#discussion_r636567074
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File path: sql/core/src/main/scala/org/apache/spark/sql/jdbc/MySQLDialect.scala
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@@ -94,4 +94,23 @@ private case object MySQLDialect extends JdbcDialect {
override def getTableCommentQuery(table: String, comment: String): String = {
s"ALTER TABLE $table COMMENT = '$comment'"
}
+
+ override def getJDBCType(dt: DataType): Option[JdbcType] = dt match {
+ case IntegerType => Option(JdbcType("INTEGER", java.sql.Types.INTEGER))
Review comment:
I thought you commented that `REAL` is treated as double in MySQL. I
don't see REAL is being mapped at `getCommonJDBCType`. Should we add this too?
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