diff --git a/dbms/src/AggregateFunctions/AggregateFunctionSumMap.h b/dbms/src/AggregateFunctions/AggregateFunctionSumMap.h
index 9a9ba9e883260f19b0f9dd742dae63148025cfa5..f17bfd8b6b045065905fcf5292cf8a55599ecf98 100644
--- a/dbms/src/AggregateFunctions/AggregateFunctionSumMap.h
+++ b/dbms/src/AggregateFunctions/AggregateFunctionSumMap.h
@@ -111,7 +111,7 @@ public:
                 using IteratorType = typename MapType::iterator;
 
                 array_column.getData().get(values_vec_offset + i, value);
-                const auto & key = keys_vec.getData()[keys_vec_offset + i];
+                const auto & key = keys_vec.getElement(keys_vec_offset + i);
 
                 if (!keepKey(key))
                 {
diff --git a/dbms/src/AggregateFunctions/AggregateFunctionUniq.h b/dbms/src/AggregateFunctions/AggregateFunctionUniq.h
index 4ecd5693cc248c9580683fd2d467d17692272ec5..c0e4a8f4dd79ede52851f2dc3b1b512fe8b841d7 100644
--- a/dbms/src/AggregateFunctions/AggregateFunctionUniq.h
+++ b/dbms/src/AggregateFunctions/AggregateFunctionUniq.h
@@ -171,7 +171,7 @@ struct OneAdder
         {
             if constexpr (!std::is_same_v<T, String>)
             {
-                const auto & value = assert_cast<const ColumnVector<T> &>(column).getData()[row_num];
+                const auto & value = assert_cast<const ColumnVector<T> &>(column).getElement(row_num);
                 data.set.insert(AggregateFunctionUniqTraits<T>::hash(value));
             }
             else
diff --git a/dbms/src/AggregateFunctions/AggregateFunctionUniqCombined.h b/dbms/src/AggregateFunctions/AggregateFunctionUniqCombined.h
index 8d90e72a1498b9233604ecd6d26cf9ca7870b739..88ddc2ab722128081f3cf26f74d7870e0844b56c 100644
--- a/dbms/src/AggregateFunctions/AggregateFunctionUniqCombined.h
+++ b/dbms/src/AggregateFunctions/AggregateFunctionUniqCombined.h
@@ -132,7 +132,7 @@ public:
     {
         if constexpr (!std::is_same_v<T, String>)
         {
-            const auto & value = assert_cast<const ColumnVector<T> &>(*columns[0]).getData()[row_num];
+            const auto & value = assert_cast<const ColumnVector<T> &>(*columns[0]).getElement(row_num);
             this->data(place).set.insert(detail::AggregateFunctionUniqCombinedTraits<T>::hash(value));
         }
         else
diff --git a/dbms/src/DataTypes/DataTypesDecimal.cpp b/dbms/src/DataTypes/DataTypesDecimal.cpp
index be5042fa57efc2428c03e739f5ba6ffa8177f7ff..e8caae63a09cd8624de1bd9cba1557e5ec86425c 100644
--- a/dbms/src/DataTypes/DataTypesDecimal.cpp
+++ b/dbms/src/DataTypes/DataTypesDecimal.cpp
@@ -111,7 +111,7 @@ void DataTypeDecimal<T>::serializeBinary(const Field & field, WriteBuffer & ostr
 template <typename T>
 void DataTypeDecimal<T>::serializeBinary(const IColumn & column, size_t row_num, WriteBuffer & ostr) const
 {
-    const FieldType & x = assert_cast<const ColumnType &>(column).getData()[row_num];
+    const FieldType & x = assert_cast<const ColumnType &>(column).getElement(row_num);
     writeBinary(x, ostr);
 }
 
diff --git a/dbms/src/Interpreters/CollectJoinOnKeysVisitor.h b/dbms/src/Interpreters/CollectJoinOnKeysVisitor.h
index 024ad7c7cd8d69da58b7839653ea142c311c3006..4d085dfcc3159db1e8f07c19a52838e4f5041560 100644
--- a/dbms/src/Interpreters/CollectJoinOnKeysVisitor.h
+++ b/dbms/src/Interpreters/CollectJoinOnKeysVisitor.h
@@ -23,7 +23,7 @@ public:
         const NameSet & source_columns;
         const NameSet & joined_columns;
         const Aliases & aliases;
-        const bool is_asof;
+        const bool is_asof{false};
         ASTPtr asof_left_key{};
         ASTPtr asof_right_key{};
         bool has_some{false};