DRILL-7518: Support INT_64 for nullable INT64 in Parquet

closes #1952
diff --git a/exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/columnreaders/ColumnReaderFactory.java b/exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/columnreaders/ColumnReaderFactory.java
index 7f8c018..fcb61f6 100644
--- a/exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/columnreaders/ColumnReaderFactory.java
+++ b/exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/columnreaders/ColumnReaderFactory.java
@@ -315,7 +315,9 @@
               return new NullableFixedByteAlignedReaders.NullableDictionaryTimeStampReader(parentReader, columnDescriptor, columnChunkMetaData, fixedLength, (NullableTimeStampVector)valueVec, schemaElement);
             // DRILL-6670: handle TIMESTAMP_MICROS as INT64 with no logical type
             case TIMESTAMP_MICROS:
-              return new NullableFixedByteAlignedReaders.NullableDictionaryBigIntReader(parentReader, columnDescriptor, columnChunkMetaData, fixedLength, (NullableBigIntVector)valueVec, schemaElement);
+            case INT_64:
+              return new NullableFixedByteAlignedReaders.NullableDictionaryBigIntReader(parentReader,
+                columnDescriptor, columnChunkMetaData, fixedLength, (NullableBigIntVector) valueVec, schemaElement);
             default:
               throw new ExecutionSetupException("Unsupported nullable converted type " + convertedType + " for primitive type INT64");
           }