diff --git a/backends-clickhouse/src/test/scala/org/apache/gluten/execution/GlutenClickHouseDecimalSuite.scala b/backends-clickhouse/src/test/scala/org/apache/gluten/execution/GlutenClickHouseDecimalSuite.scala
index 65fd20eab982..9988d5372943 100644
--- a/backends-clickhouse/src/test/scala/org/apache/gluten/execution/GlutenClickHouseDecimalSuite.scala
+++ b/backends-clickhouse/src/test/scala/org/apache/gluten/execution/GlutenClickHouseDecimalSuite.scala
@@ -407,7 +407,7 @@ class GlutenClickHouseDecimalSuite
   test("GLUTEN-8074 Fix adjust output constant column") {
     val sql =
       s"""
-         |select bround(1002.5786, -3),
+         |select bround(1002.5786, 3),
          |       bround(-10.8, 0),
          |       bround(13.888888888889, 5)
          |from $decimalTable
diff --git a/cpp-ch/local-engine/Parser/SerializedPlanParser.cpp b/cpp-ch/local-engine/Parser/SerializedPlanParser.cpp
index 7e591742c81e..777d0feaaa16 100644
--- a/cpp-ch/local-engine/Parser/SerializedPlanParser.cpp
+++ b/cpp-ch/local-engine/Parser/SerializedPlanParser.cpp
@@ -165,12 +165,10 @@ void SerializedPlanParser::adjustOutput(const DB::QueryPlanPtr & query_plan, con
                 {
                     const DB::ContextPtr context = DB::CurrentThread::get().getQueryContext();
                     const FunctionOverloadResolverPtr & cast_resolver = FunctionFactory::instance().get("CAST", context);
-                    const DataTypePtr string_type = DB::DataTypeFactory::instance().get("String");
+                    const DataTypePtr string_type = std::make_shared<DataTypeString>();
                     ColumnWithTypeAndName to_type_column = {string_type->createColumnConst(1, final_type->getName()), string_type, "__cast_const__"};
                     FunctionBasePtr cast_function = cast_resolver->build({origin_column, to_type_column});
-                    ColumnPtr cast_col = cast_function->execute({origin_column, to_type_column}, final_type, 1);
-                    Field cast_field;
-                    cast_col->get(0, cast_field);
+                    Field cast_field = ColumnConst::create(cast_function->execute({origin_column, to_type_column}, final_type, 1), 1)->getField();
                     ColumnWithTypeAndName final_column(final_type->createColumnConst(0, cast_field), final_type, origin_column.name);
                     final_columns.emplace_back(std::move(final_column));
                 }