From 7606d2406bdd5dc1ae5a3026d624966148c487fc Mon Sep 17 00:00:00 2001
From: Alexander Gololobov <440544+davenger@users.noreply.github.com>
Date: Sat, 25 Feb 2023 14:47:45 +0100
Subject: [PATCH] Check that argument sizes and result size match

---
 src/Functions/FunctionsHashing.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Functions/FunctionsHashing.h b/src/Functions/FunctionsHashing.h
index 37e0eb9f237..e824546f220 100644
--- a/src/Functions/FunctionsHashing.h
+++ b/src/Functions/FunctionsHashing.h
@@ -1287,6 +1287,10 @@ private:
     {
         WhichDataType which(from_type);
 
+        if (icolumn->size() != vec_to.size())
+            throw Exception(ErrorCodes::LOGICAL_ERROR, "Argument column '{}' size {} doesn't match result column size {} of function {}",
+                    icolumn->getName(), icolumn->size(), vec_to.size(), getName());
+
         if      (which.isUInt8()) executeIntType<UInt8, first>(key, icolumn, vec_to);
         else if (which.isUInt16()) executeIntType<UInt16, first>(key, icolumn, vec_to);
         else if (which.isUInt32()) executeIntType<UInt32, first>(key, icolumn, vec_to);