From 11ba22b43f0e57f6665e398b5233ce4f5b811450 Mon Sep 17 00:00:00 2001
From: Alexey Milovidov <milovidov@yandex-team.ru>
Date: Mon, 10 May 2021 00:02:08 +0300
Subject: [PATCH] UUID in dictionaries

---
 src/Dictionaries/DictionaryHelpers.h | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/Dictionaries/DictionaryHelpers.h b/src/Dictionaries/DictionaryHelpers.h
index 13e65a4a2b5..2b059ead494 100644
--- a/src/Dictionaries/DictionaryHelpers.h
+++ b/src/Dictionaries/DictionaryHelpers.h
@@ -243,13 +243,19 @@ public:
         {
             return ColumnType::create();
         }
-        if constexpr (IsDecimalNumber<DictionaryAttributeType>)
+        else if constexpr (std::is_same_v<DictionaryAttributeType, UUID>)
+        {
+            return ColumnType::create(size);
+        }
+        else if constexpr (IsDecimalNumber<DictionaryAttributeType>)
         {
             auto scale = getDecimalScale(*dictionary_attribute.nested_type);
             return ColumnType::create(size, scale);
         }
         else if constexpr (IsNumber<DictionaryAttributeType>)
+        {
             return ColumnType::create(size);
+        }
         else
             throw Exception(ErrorCodes::TYPE_MISMATCH, "Unsupported attribute type.");
     }