From d95fc6ffba434a782883212e26bc4008b9ed9007 Mon Sep 17 00:00:00 2001
From: rui-mo <rui.mo@intel.com>
Date: Fri, 22 Sep 2023 16:12:27 +0800
Subject: [PATCH] Fix parquet reader

---
 velox/dwio/parquet/reader/ParquetReader.cpp | 3 +--
 velox/type/Subfield.h                       | 2 +-
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/velox/dwio/parquet/reader/ParquetReader.cpp b/velox/dwio/parquet/reader/ParquetReader.cpp
index 2457a330e265..3dadf57ea09a 100644
--- a/velox/dwio/parquet/reader/ParquetReader.cpp
+++ b/velox/dwio/parquet/reader/ParquetReader.cpp
@@ -637,8 +637,7 @@ ParquetRowReader::ParquetRowReader(
     return; // TODO
   }
   ParquetParams params(pool_, columnReaderStats_, readerBase_->fileMetaData());
-  auto columnSelector = std::make_shared<ColumnSelector>(
-      ColumnSelector::apply(options_.getSelector(), readerBase_->schema()));
+  auto columnSelector = options_.getSelector();
   columnReader_ = ParquetColumnReader::build(
       columnSelector->getSchemaWithId(),
       readerBase_->schemaWithId(), // Id is schema id
diff --git a/velox/type/Subfield.h b/velox/type/Subfield.h
index 5aa74c5c8c63..b49c7dcaa51d 100644
--- a/velox/type/Subfield.h
+++ b/velox/type/Subfield.h
@@ -45,7 +45,7 @@ struct Separators {
 
   char backSlash = '\\';
   char closeBracket = ']';
-  char dot = '.';
+  char dot = '\0';
   char openBracket = '[';
   char quote = '\"';
   char wildCard = '*';