srowen commented on a change in pull request #31491:
URL: https://github.com/apache/spark/pull/31491#discussion_r574642812
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/jdbc/JdbcUtils.scala
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@@ -226,7 +226,7 @@ object JdbcUtils extends Logging {
case java.sql.Types.REAL => DoubleType
case java.sql.Types.REF => StringType
case java.sql.Types.REF_CURSOR => null
- case java.sql.Types.ROWID => LongType
+ case java.sql.Types.ROWID => StringType
Review comment:
So basically we can't assume the row ID is <= 8 bytes? if that's true
then I agree.
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