From 1fa906cde0e12f2af29490d817423fe5a2cef923 Mon Sep 17 00:00:00 2001
From: Cary Xu <klxu@taosdata.com>
Date: Sat, 7 May 2022 00:46:09 +0800
Subject: [PATCH] fix: fill null val

---
 include/common/tdataformat.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/common/tdataformat.h b/include/common/tdataformat.h
index 74d11a5ffb..e94be797b9 100644
--- a/include/common/tdataformat.h
+++ b/include/common/tdataformat.h
@@ -27,7 +27,7 @@ extern "C" {
 
 // Imported since 3.0 and use bitmap to demonstrate None/Null/Norm, while use Null/Norm below 3.0 without of bitmap.
 #define TD_SUPPORT_BITMAP
-#undef TD_SUPPORT_READ2
+#define TD_SUPPORT_READ2
 #define TD_SUPPORT_BACK2  // suppport back compatibility of 2.0
 
 #define TASSERT(x) ASSERT(x)