diff --git a/src/DataTypes/DataTypeObject.cpp b/src/DataTypes/DataTypeObject.cpp
index b4462287583..8dfe3d0324e 100644
--- a/src/DataTypes/DataTypeObject.cpp
+++ b/src/DataTypes/DataTypeObject.cpp
@@ -222,6 +222,15 @@ MutableColumnPtr DataTypeObject::createColumn() const
     return ColumnObject::create(std::move(typed_path_columns), max_dynamic_paths, max_dynamic_types);
 }
 
+void DataTypeObject::forEachChild(const ChildCallback & callback) const
+{
+    for (const auto & [path, type] : typed_paths)
+    {
+        callback(*type);
+        type->forEachChild(callback);
+    }
+}
+
 namespace
 {
 
diff --git a/src/DataTypes/DataTypeObject.h b/src/DataTypes/DataTypeObject.h
index 7eb2e7729de..9321570fb75 100644
--- a/src/DataTypes/DataTypeObject.h
+++ b/src/DataTypes/DataTypeObject.h
@@ -50,6 +50,8 @@ public:
 
     bool equals(const IDataType & rhs) const override;
 
+    void forEachChild(const ChildCallback &) const override;
+
     bool hasDynamicSubcolumnsData() const override { return true; }
     std::unique_ptr<SubstreamData> getDynamicSubcolumnData(std::string_view subcolumn_name, const SubstreamData & data, bool throw_if_null) const override;
 
diff --git a/tests/queries/0_stateless/03214_json_typed_dynamic_path.sql b/tests/queries/0_stateless/03214_json_typed_dynamic_path.sql
index 1f6a025825a..eee3d70b8da 100644
--- a/tests/queries/0_stateless/03214_json_typed_dynamic_path.sql
+++ b/tests/queries/0_stateless/03214_json_typed_dynamic_path.sql
@@ -1,6 +1,7 @@
 -- Tags: no-fasttest
 
 set allow_experimental_json_type = 1;
+set allow_experimental_dynamic_type = 1;
 drop table if exists test;
 create table test (json JSON(a Dynamic)) engine=MergeTree order by tuple() settings min_rows_for_wide_part=1, min_bytes_for_wide_part=1;
 insert into test select '{"a" : 42}';
diff --git a/tests/queries/0_stateless/03261_json_hints_types_check.reference b/tests/queries/0_stateless/03261_json_hints_types_check.reference
new file mode 100644
index 00000000000..e69de29bb2d
diff --git a/tests/queries/0_stateless/03261_json_hints_types_check.sql b/tests/queries/0_stateless/03261_json_hints_types_check.sql
new file mode 100644
index 00000000000..a407aa9474b
--- /dev/null
+++ b/tests/queries/0_stateless/03261_json_hints_types_check.sql
@@ -0,0 +1,9 @@
+set allow_experimental_json_type=1;
+set allow_experimental_variant_type=0;
+set allow_experimental_object_type=0;
+
+select '{}'::JSON(a LowCardinality(Int128)); -- {serverError SUSPICIOUS_TYPE_FOR_LOW_CARDINALITY}
+select '{}'::JSON(a FixedString(100000)); -- {serverError ILLEGAL_COLUMN}
+select '{}'::JSON(a Variant(Int32)); -- {serverError ILLEGAL_COLUMN}
+select '{}'::JSON(a Object('json')); -- {serverError ILLEGAL_COLUMN}
+