diff --git a/services/distributeddataservice/service/data_share/gaussdb_rd_simple/src/executor/document/document_check.cpp b/services/distributeddataservice/service/data_share/gaussdb_rd_simple/src/executor/document/document_check.cpp
index 5cf096fbfc75c04141f689b5810a2e5fa9fb9ca2..be35db74ba59f9ac27a3fcb28cbebaa08e6a9a2b 100644
--- a/services/distributeddataservice/service/data_share/gaussdb_rd_simple/src/executor/document/document_check.cpp
+++ b/services/distributeddataservice/service/data_share/gaussdb_rd_simple/src/executor/document/document_check.cpp
@@ -252,6 +252,9 @@ int CheckCommon::CheckUpdata(JsonObject &updataObj, std::vector<std::vector<std:
         }
     }
     for (int i = 0; i < path.size(); i++) {
+        if (path[i].empty()) {
+            return -E_INVALID_JSON_FORMAT;
+        }
         for (int j = 0; j < path[i].size(); j++) {
             for (auto oneChar : path[i][j]) {
                 if (!((isalpha(oneChar)) || (isdigit(oneChar)) || ('_' == oneChar))) {
diff --git a/services/distributeddataservice/service/data_share/gaussdb_rd_simple/test/unittest/api/documentdb_data_test.cpp b/services/distributeddataservice/service/data_share/gaussdb_rd_simple/test/unittest/api/documentdb_data_test.cpp
index e17b58be5ae824ebc794b91f11566638a8c56bb9..5f53194a8b80f4463fc09be39625a9d692d6ada3 100644
--- a/services/distributeddataservice/service/data_share/gaussdb_rd_simple/test/unittest/api/documentdb_data_test.cpp
+++ b/services/distributeddataservice/service/data_share/gaussdb_rd_simple/test/unittest/api/documentdb_data_test.cpp
@@ -268,9 +268,10 @@ HWTEST_F(DocumentDBDataTest, UpdateDataTest006, TestSize.Level0)
 
 HWTEST_F(DocumentDBDataTest, UpdateDataTest007, TestSize.Level0)
 {
-    const char *updateStr = R""({"field2":{"c_field":{"cc_field":{"ccc_field":{"ccc_field":[1,false,1.234e2,["hello world!"]]}}}}})"";
-    int result = GRD_UpdateDoc(g_db, g_coll, "{\"field\" : 2}", updateStr, 0);
-    int result2 = GRD_UpsertDoc(g_db, g_coll, "{\"field\" : 2}", updateStr, 0);
-    EXPECT_EQ(result, GRD_INVALID_ARGS);
-    EXPECT_EQ(result2, GRD_INVALID_ARGS);
-}
\ No newline at end of file
+    int result = GRD_OK;
+    string doc = R"({"_id":"007", "field1":{"c_field":{"cc_field":{"ccc_field":1}}}, "field2":2})";
+    result = GRD_InsertDoc(g_db, g_coll, doc.c_str(), 0);
+    EXPECT_EQ(result, GRD_OK);
+    result = GRD_UpdateDoc(g_db, g_coll, "{\"field2\" : 2}", "{\"\":3}", 0);
+    EXPECT_EQ(result, GRD_INVALID_FORMAT);
+}
diff --git a/services/distributeddataservice/service/data_share/gaussdb_rd_simple/test/unittest/oh_adapter/documentdb_json_common_test.cpp b/services/distributeddataservice/service/data_share/gaussdb_rd_simple/test/unittest/oh_adapter/documentdb_json_common_test.cpp
index 5a0c3626969b6db6a3913f1fd1f0918b3806eee2..432d82b6811cf76c1fe480518ff9499911f25769 100644
--- a/services/distributeddataservice/service/data_share/gaussdb_rd_simple/test/unittest/oh_adapter/documentdb_json_common_test.cpp
+++ b/services/distributeddataservice/service/data_share/gaussdb_rd_simple/test/unittest/oh_adapter/documentdb_json_common_test.cpp
@@ -621,6 +621,21 @@ HWTEST_F(DocumentDBJsonCommonTest, JsonObjectisFilterCheckTest023, TestSize.Leve
     EXPECT_EQ(JsonCommon::IsJsonNodeMatch(srcObj2, filterObj1, errCode), false);
 }
 
+HWTEST_F(DocumentDBJsonCommonTest, JsonObjectisFilterCheckTest023, TestSize.Level0)
+{
+    std::string document = "{\"name\": 1, \"personInfo.school\": 1, \"personInfo.age\": 1}";
+    int errCode = E_OK;
+    JsonObject srcObj = JsonObject::Parse(document, errCode);
+    EXPECT_EQ(errCode, E_OK);
+    auto path = JsonCommon::ParsePath(srcObj, errCode);
+    for (auto singlePath : path) {
+        for (auto filedName : singlePath) {
+            GLOGE("filedName is =========>%s", filedName.c_str());
+        }
+        GLOGE("///////////////////////////");
+    }
+}
+
 HWTEST_F(DocumentDBJsonCommonTest, JsonObjectisFilterCheckTest023, TestSize.Level0)
 {
     std::string document = "{\"name\": 1, \"personInfo.school\": 1, \"personInfo.age\": 1}";