From 34972e452a654cfedfaf5a79a5a4f224e5def192 Mon Sep 17 00:00:00 2001
From: PHILO-HE <feilong.he@intel.com>
Date: Sun, 11 Feb 2024 21:37:01 +0800
Subject: [PATCH] Fix compile issue

---
 velox/functions/prestosql/types/JsonType.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/velox/functions/prestosql/types/JsonType.cpp b/velox/functions/prestosql/types/JsonType.cpp
index 9defbf9c7c98a..f159c99538cac 100644
--- a/velox/functions/prestosql/types/JsonType.cpp
+++ b/velox/functions/prestosql/types/JsonType.cpp
@@ -586,7 +586,7 @@ simdjson::error_code appendMapKey(
     const std::string_view& value,
     exec::GenericWriter& writer) {
   using T = typename TypeTraits<kind>::NativeType;
-  if constexpr (std::is_same_v<T, void>) {
+  if constexpr (std::is_same_v<T, void> || std::is_same_v<T, UnknownValue>) {
     return simdjson::INCORRECT_TYPE;
   } else {
     SIMDJSON_ASSIGN_OR_RAISE(writer.castTo<T>(), fromString<T>(value));
@@ -594,6 +594,13 @@ simdjson::error_code appendMapKey(
   }
 }
 
+template <>
+simdjson::error_code appendMapKey<TypeKind::UNKNOWN>(
+    const std::string_view& value,
+    exec::GenericWriter& writer) {
+  VELOX_NYI("UNKNOWN type is not supported!");
+}
+
 template <>
 simdjson::error_code appendMapKey<TypeKind::VARCHAR>(
     const std::string_view& value,