Update RequiredSourceColumnsVisitor.cpp

Altinity · Aug 12, 2021 · c449cf0 · c449cf0
1 parent 1c5d1c6
commit c449cf0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/Interpreters/RequiredSourceColumnsVisitor.cpp b/src/Interpreters/RequiredSourceColumnsVisitor.cpp
@@ -123,7 +123,7 @@ void RequiredSourceColumnsMatcher::visit(const ASTSelectQuery & select, const AS
             data.addColumnAliasIfAny(*node);
     }
 
-    if (auto & with = select.with())
+    if (const auto & with = select.with())
     {
         for (auto & node : with->children)
         {