Fix build errors

Author: alinaliBQ

cpp/src/arrow/flight/sql/odbc/flight_sql/ui/dsn_configuration_window.cc

@@ -313,7 +313,7 @@ int DsnConfigurationWindow::CreatePropertiesGroup(int pos_x, int pos_y, int size
 
   const auto keys = config_.GetCustomKeys();
   for (const auto& key : keys) {
-    property_list_->ListAddItem({std::string(key), config.Get(key)});
+    property_list_->ListAddItem({std::string(key), config_.Get(key)});
   }
 
   SendMessage(property_list_->GetHandle(), LVM_SETEXTENDEDLISTVIEWSTYLE,

cpp/src/arrow/flight/sql/odbc/odbcabstraction/include/odbcabstraction/odbc_impl/odbc_handle.h

@@ -47,7 +47,7 @@ class ODBCHandle {
       rc = function();
     } catch (const driver::odbcabstraction::DriverException& ex) {
       GetDiagnostics().AddError(ex);
-    } catch (const std::bad_alloc& ex) {
+    } catch (const std::bad_alloc&) {
       GetDiagnostics().AddError(driver::odbcabstraction::DriverException(
           "A memory allocation error occurred.", "HY001"));
     } catch (const std::exception& ex) {