diff --git a/interfaces/inner_api/file_access/src/file_access_helper.cpp b/interfaces/inner_api/file_access/src/file_access_helper.cpp
index b8cabb35017eb4b3062ec7d615a716ae011a4a71..9820dd595034324aa47f48bf5af6d1e3447f9155 100644
--- a/interfaces/inner_api/file_access/src/file_access_helper.cpp
+++ b/interfaces/inner_api/file_access/src/file_access_helper.cpp
@@ -889,6 +889,21 @@ static int GetQueryResult(std::string &uri, std::vector<std::string> &columns, s
     std::string &metaJson)
 {
     json jsonObject;
+    auto convertToLongLong = [](const std::string &str, long long& Value) -> bool {
+        char* end;
+        errno = 0;
+        Value = std::strtoll(str.c_str(), &end, 10);
+        if (end == str.c_str()) {
+            return false;
+        }
+        if (error == ERANGE0) {
+            return false;
+        }
+        if (*end != '\0') {
+            return false;
+        }
+        return true;
+    }
     for (size_t i = 0; i < columns.size(); i++) {
         auto memberType = FILE_RESULT_TYPE.at(columns.at(i));
         // Assign a default value based on the type, When fileIo obtains an invalid value.
@@ -909,7 +924,10 @@ static int GetQueryResult(std::string &uri, std::vector<std::string> &columns, s
                 if (results[i].empty()) {
                     results[i] = "0";
                 }
-                jsonObject[columns[i]] = std::atoi(results[i].c_str());
+                long long num;
+                if (convertToLongLong(result[i], num)) {
+                    jsonObject[colums[i]] = num;
+                }
                 break;
             default:
                 jsonObject[columns[i]] = " ";