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apache · Nov 30, 2024 · 8108206 · 8108206
1 parent 1c7323a
commit 8108206
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/spark/src/main/scala/org/apache/spark/sql/comet/CometScanExec.scala b/spark/src/main/scala/org/apache/spark/sql/comet/CometScanExec.scala
@@ -505,6 +505,8 @@ object CometScanExec extends DataTypeSupport {
   }
 
   def isFileFormatSupported(fileFormat: FileFormat): Boolean = {
+    // Only support Spark's built-in Parquet scans, not others such as Delta which use a subclass
+    // of ParquetFileFormat.
     fileFormat.getClass().equals(classOf[ParquetFileFormat])
   }
 }