default arg name for sp

src/Utils/DataAccess/PgSqlDataAccess.php

         {
             $sp_ = $spQuery->fetchAll();
             $sps = array("in" => array(), "out" => array());
-            foreach ($sp_ as $p)
-                $sps[strtolower($p["parameter_mode"])][] = $p;
+            foreach ($sp_ as $p) {
+                $type = strtolower($p["parameter_mode"]);
+                if (empty($p["name"])) {
+                    $p["name"] = "arg" . count($sps[$type]);
+                }
+                $sps[$type][] = $p;
+            }
             $out_count = count($sps['out']);
             if ($out_count == 0)
             {
                 $sps['out'][] = array(
-                    "name" => $sp_name,
+                    "name" => empty($sp_name) ? "arg" . count($sps['out']) : $sp_name,
                     "data_type" => $sp["data_type"],
                     "parameter_mode" => "OUT"
                 );