Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/7799#discussion_r35979235
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/InternalRow.scala ---
@@ -19,71 +19,25 @@ package org.apache.spark.sql.catalyst
import org.apache.spark.sql.Row
import org.apache.spark.sql.catalyst.expressions._
-import org.apache.spark.sql.types._
-import org.apache.spark.unsafe.types.{CalendarInterval, UTF8String}
/**
* An abstract class for row used internal in Spark SQL, which only
contain the columns as
* internal types.
*/
-abstract class InternalRow extends Serializable with SpecializedGetters {
+// todo: make InternalRow just extends SpecializedGetters, remove generic
getter
+abstract class InternalRow extends GenericSpecializedGetters with
Serializable {
--- End diff --
Note that there are only a few places which still need the generic getter,
the hardest part is reading partitioned column, I'm not sure how to get shema
for
[it](https://github.com/apache/spark/blob/master/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSourceStrategy.scala#L192-L198).
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