Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/11477#discussion_r54853932
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveInspectors.scala ---
@@ -320,9 +320,11 @@ private[hive] trait HiveInspectors {
case hvoi: HiveCharObjectInspector =>
UTF8String.fromString(hvoi.getPrimitiveJavaObject(data).getValue)
case x: StringObjectInspector if x.preferWritable() =>
- // Text is in UTF-8 already. No need to convert again via
fromString
+ // Text is in UTF-8 already. No need to convert again via
fromString. Copy bytes
val wObj = x.getPrimitiveWritableObject(data)
- UTF8String.fromBytes(wObj.getBytes, 0, wObj.getLength)
+ val result = new Array[Byte](wObj.getLength())
--- End diff --
You can clone arrays with `.clone()`. Better yet, `Text` provides a
`copyBytes()` method to return a copy of the bytes anyway.
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