diff --git a/deps/oblib/src/lib/restore/ob_i_storage.h b/deps/oblib/src/lib/restore/ob_i_storage.h
index b9aee015a..ccc9f7c52 100644
--- a/deps/oblib/src/lib/restore/ob_i_storage.h
+++ b/deps/oblib/src/lib/restore/ob_i_storage.h
@@ -58,7 +58,6 @@ int handle_listed_object(ObBaseDirEntryOperator &op,
     const char *obj_name, const int64_t obj_name_len, const int64_t obj_size);
 int handle_listed_directory(ObBaseDirEntryOperator &op,
     const char *dir_name, const int64_t dir_name_len);
-int get_storage_prefix_from_path(const common::ObString &uri, const char *&prefix);
 int build_bucket_and_object_name(ObIAllocator &allocator,
     const ObString &uri, ObString &bucket, ObString &object);
 int construct_fragment_full_name(const ObString &logical_appendable_object_name,
diff --git a/src/share/config/ob_config_helper.cpp b/src/share/config/ob_config_helper.cpp
index d062dc081..15d758415 100644
--- a/src/share/config/ob_config_helper.cpp
+++ b/src/share/config/ob_config_helper.cpp
@@ -1427,5 +1427,28 @@ bool ObConfigRegexpEngineChecker::check(const ObConfigItem &t) const
   return valid;
 }
 
+bool ObConfigS3URLEncodeTypeChecker::check(const ObConfigItem &t) const
+{
+  // When compliantRfc3986Encoding is set to true:
+  // - Adhere to RFC 3986 by supporting the encoding of reserved characters
+  //   such as '-', '_', '.', '$', '@', etc.
+  // - This approach mitigates inconsistencies in server behavior when accessing
+  //   COS using the S3 SDK.
+  // Otherwise, the reserved characters will not be encoded,
+  // following the default behavior of the S3 SDK.
+  bool bret = false;
+  common::ObString tmp_str(t.str());
+  if (0 == tmp_str.case_compare("default")) {
+    bret = true;
+    Aws::Http::SetCompliantRfc3986Encoding(false);
+  } else if (0 == tmp_str.case_compare("compliantRfc3986Encoding")) {
+    bret = true;
+    Aws::Http::SetCompliantRfc3986Encoding(true);
+  } else {
+    bret = false;
+  }
+  return bret;
+}
+
 } // end of namepace common
 } // end of namespace oceanbase
diff --git a/src/share/config/ob_config_helper.h b/src/share/config/ob_config_helper.h
index 6e46d09f5..17cb18a71 100644
--- a/src/share/config/ob_config_helper.h
+++ b/src/share/config/ob_config_helper.h
@@ -922,6 +922,16 @@ private:
   DISALLOW_COPY_AND_ASSIGN(ObConfigRegexpEngineChecker);
 };
 
+class ObConfigS3URLEncodeTypeChecker : public ObConfigChecker
+{
+public:
+  ObConfigS3URLEncodeTypeChecker() {}
+  virtual ~ObConfigS3URLEncodeTypeChecker() {}
+  virtual bool check(const ObConfigItem &t) const override;
+private:
+  DISALLOW_COPY_AND_ASSIGN(ObConfigS3URLEncodeTypeChecker);
+};
+
 typedef __ObConfigContainer<ObConfigStringKey,
                             ObConfigItem, OB_MAX_CONFIG_NUMBER> ObConfigContainer;
 
diff --git a/src/share/ob_device_manager.cpp b/src/share/ob_device_manager.cpp
index c789c1551..1503f6d16 100644
--- a/src/share/ob_device_manager.cpp
+++ b/src/share/ob_device_manager.cpp
@@ -59,6 +59,17 @@ int ObDeviceManager::init_devices_env()
       OB_LOG(WARN, "fail to init cos storage", K(ret));
     } else if (OB_FAIL(init_s3_env())) {
       OB_LOG(WARN, "fail to init s3 storage", K(ret));
+    } else {
+      // When compliantRfc3986Encoding is set to true:
+      // - Adhere to RFC 3986 by supporting the encoding of reserved characters
+      //   such as '-', '_', '.', '$', '@', etc.
+      // - This approach mitigates inconsistencies in server behavior when accessing
+      //   COS using the S3 SDK.
+      // Otherwise, the reserved characters will not be encoded,
+      // following the default behavior of the S3 SDK.
+      const bool compliantRfc3986Encoding =
+          (0 == ObString(GCONF.ob_storage_s3_url_encode_type).case_compare("compliantRfc3986Encoding"));
+      Aws::Http::SetCompliantRfc3986Encoding(compliantRfc3986Encoding);
     }
   }
 
diff --git a/src/share/parameter/ob_parameter_seed.ipp b/src/share/parameter/ob_parameter_seed.ipp
index e67ffb7e9..1af31ce31 100644
--- a/src/share/parameter/ob_parameter_seed.ipp
+++ b/src/share/parameter/ob_parameter_seed.ipp
@@ -2172,3 +2172,10 @@ DEF_INT(ob_vector_memory_limit_percentage, OB_TENANT_PARAMETER, "0",
         "[0,100)",
         "Used to control the upper limit percentage of memory resources that the vector_index module can use. Range:[0, 100)",
         ObParameterAttr(Section::TENANT, Source::DEFAULT, EditLevel::DYNAMIC_EFFECTIVE));
+
+DEF_STR_WITH_CHECKER(ob_storage_s3_url_encode_type, OB_CLUSTER_PARAMETER, "default",
+                     common::ObConfigS3URLEncodeTypeChecker,
+                     "Determines the URL encoding method for S3 requests."
+                     "\"default\": Uses the S3 standard URL encoding method."
+                     "\"compliantRfc3986Encoding\": Uses URL encoding that adheres to the RFC 3986 standard.",
+                     ObParameterAttr(Section::OBSERVER, Source::DEFAULT, EditLevel::DYNAMIC_EFFECTIVE));
diff --git a/tools/deploy/mysql_test/test_suite/inner_table/r/mysql/all_virtual_sys_parameter_stat.result b/tools/deploy/mysql_test/test_suite/inner_table/r/mysql/all_virtual_sys_parameter_stat.result
index c4dedf0ef..ac470e6f5 100644
--- a/tools/deploy/mysql_test/test_suite/inner_table/r/mysql/all_virtual_sys_parameter_stat.result
+++ b/tools/deploy/mysql_test/test_suite/inner_table/r/mysql/all_virtual_sys_parameter_stat.result
@@ -188,6 +188,7 @@ ob_query_switch_leader_retry_timeout
 ob_ratelimit_stat_period
 ob_ssl_invited_common_names
 ob_startup_mode
+ob_storage_s3_url_encode_type
 ob_vector_memory_limit_percentage
 open_cursors
 optimizer_index_cost_adj