diff --git a/test/common/response_check.go b/test/common/response_check.go
index 1a5840dc..2d0b8531 100644
--- a/test/common/response_check.go
+++ b/test/common/response_check.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"io"
 	"log"
+	"reflect"
 	"strings"
 	"testing"
 
@@ -155,9 +156,15 @@ func EqualColumn(t *testing.T, columnA entity.Column, columnB entity.Column) {
 	case entity.FieldTypeVarChar:
 		require.ElementsMatch(t, columnA.(*entity.ColumnVarChar).Data(), columnB.(*entity.ColumnVarChar).Data())
 	case entity.FieldTypeJSON:
-		log.Printf("columnA: %s", columnA.(*entity.ColumnJSONBytes).Data())
-		log.Printf("columnB: %s", columnB.(*entity.ColumnJSONBytes).Data())
-		require.ElementsMatch(t, columnA.(*entity.ColumnJSONBytes).Data(), columnB.(*entity.ColumnJSONBytes).Data())
+		log.Printf("columnA: %s", columnA.FieldData())
+		log.Printf("columnB: %s", columnB.FieldData())
+		require.Equal(t, reflect.TypeOf(columnA), reflect.TypeOf(columnB))
+		switch columnA.(type) {
+		case *entity.ColumnDynamic:
+			require.ElementsMatch(t, columnA.(*entity.ColumnDynamic).Data(), columnB.(*entity.ColumnDynamic).Data())
+		case *entity.ColumnJSONBytes:
+			require.ElementsMatch(t, columnA.(*entity.ColumnJSONBytes).Data(), columnB.(*entity.ColumnJSONBytes).Data())
+		}
 	case entity.FieldTypeFloatVector:
 		require.ElementsMatch(t, columnA.(*entity.ColumnFloatVector).Data(), columnB.(*entity.ColumnFloatVector).Data())
 	case entity.FieldTypeBinaryVector:
diff --git a/test/testcases/insert_test.go b/test/testcases/insert_test.go
index b35375a3..00f44b07 100644
--- a/test/testcases/insert_test.go
+++ b/test/testcases/insert_test.go
@@ -415,6 +415,52 @@ func TestInsertDynamicFieldData(t *testing.T) {
 
 }
 
+// dynamic field name is same as other field name
+func TestInsertRepeatedDynamicField(t *testing.T) {
+	ctx := createContext(t, time.Second*common.DefaultTimeout)
+
+	// connect
+	mc := createMilvusClient(ctx, t)
+	nb := 1000
+
+	// create collection enable dynamic field
+	schema := common.GenSchema(common.GenRandomString(6), false, common.GenDefaultFields(false), common.WithEnableDynamicField(true))
+	createCustomerCollection(ctx, t, mc, schema, 1)
+
+	// insert column with repeated dynamic field name
+	intColumn, floatColumn, vecColumn := common.GenDefaultColumnData(0, nb, common.DefaultDim)
+	dynamicColumn := common.GenColumnData(nb, nb, entity.FieldTypeInt64, common.DefaultFloatFieldName)
+	_, errInsert := mc.Insert(ctx, schema.CollectionName, "", intColumn, floatColumn, vecColumn, dynamicColumn)
+	common.CheckErr(t, errInsert, false, "duplicated column float found")
+
+	// insert rows with repeated dynamic field name
+	type DynamicRows struct {
+		Float float32 `json:"float" milvus:"name:float"`
+	}
+
+	type dataRows struct {
+		Int64    int64       `json:"int64" milvus:"name:int64"`
+		Float    float32     `json:"float" milvus:"name:float"`
+		FloatVec []float32   `json:"floatVec" milvus:"name:floatVec"`
+		DynamicRows
+	}
+	rows := make([]interface{}, 0, 100)
+	for i := 0; i < 100; i++ {
+		row := dataRows{
+			Int64:    int64(i),
+			Float:    float32(i),
+			FloatVec: common.GenFloatVector(common.DefaultDim),
+			DynamicRows:  DynamicRows{
+				Float: 0.0,
+			},
+		}
+		rows = append(rows, row)
+	}
+
+	_, err := mc.InsertRows(context.Background(), schema.CollectionName, "", rows)
+	common.CheckErr(t, err, false, "column has duplicated name: float when parsing field: DynamicRows")
+}
+
 // test insert array column with empty data
 func TestInsertEmptyArray(t *testing.T) {
 	ctx := createContext(t, time.Second*common.DefaultTimeout)
diff --git a/test/testcases/query_test.go b/test/testcases/query_test.go
index 2833fad5..59148e84 100644
--- a/test/testcases/query_test.go
+++ b/test/testcases/query_test.go
@@ -984,12 +984,16 @@ func TestQueryJsonDynamicExpr(t *testing.T) {
 	// verify output fields and count, dynamicNumber value
 	common.CheckOutputFields(t, queryRes, []string{common.DefaultIntFieldName, common.DefaultJSONFieldName, common.DefaultDynamicNumberField})
 	require.Equal(t, 10, queryRes.GetColumn(common.DefaultJSONFieldName).Len())
+
+	// verify only dynamic part key: common.DefaultDynamicNumberField
 	dynamicNumColumn := queryRes.GetColumn(common.DefaultDynamicNumberField)
-	var numberData []int64
-	for i := 0; i < dynamicNumColumn.Len(); i++ {
-		line, _ := dynamicNumColumn.GetAsInt64(i)
-		numberData = append(numberData, line)
+	numberValues := make([]int32, 0, 10)
+	for i := 0; i < 10; i++ {
+		numberValues = append(numberValues, int32(i))
 	}
+	_expColumn := common.MergeColumnsToDynamic(10, common.GenDynamicFieldData(0, 10)[:1], common.DefaultDynamicFieldName)
+	expColumn := entity.NewColumnDynamic(_expColumn, common.DefaultDynamicNumberField)
+	common.EqualColumn(t, dynamicNumColumn, expColumn)
 }
 
 // test query and output both json and dynamic field