fix

Signed-off-by: sperlingxx <[email protected]>
NVIDIA · May 13, 2021 · 52bfccd · 52bfccd
1 parent 8763aae
commit 52bfccd
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sql-plugin/src/main/scala/com/nvidia/spark/rapids/collectionOperations.scala b/sql-plugin/src/main/scala/com/nvidia/spark/rapids/collectionOperations.scala
@@ -46,7 +46,7 @@ case class GpuConcat(children: Seq[Expression]) extends GpuComplexTypeMergingExp
   private def stringConcat(batch: ColumnarBatch): GpuColumnVector = {
     val rows = batch.numRows()
 
-    withResource(ArrayBuffer[ColumnVector]()) { buffer =>
+    withResource(ArrayBuffer.empty[ColumnVector]) { buffer =>
       withResource(GpuScalar.from(null, StringType)) { nullScalar =>
         // build input buffer
         children.foreach { child =>