From 660744727531f129265abe7da32ac00c501bdd42 Mon Sep 17 00:00:00 2001
From: stronk7 <stronk7>
Date: Mon, 28 Jul 2008 22:22:22 +0000
Subject: [PATCH] Implement proper keys for adodb and pdo recordset iterators.
 MDL-15798

---
 lib/dml/adodb_moodle_recordset.php | 3 ++-
 lib/dml/pdo_moodle_recordset.php   | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/dml/adodb_moodle_recordset.php b/lib/dml/adodb_moodle_recordset.php
index a9776957cf..0b325ea734 100644
--- a/lib/dml/adodb_moodle_recordset.php
+++ b/lib/dml/adodb_moodle_recordset.php
@@ -19,7 +19,8 @@ class adodb_moodle_recordset extends moodle_recordset {
     }
 
     public function key() {
-        return $this->rs->_currentRow;
+    /// return first column value as key
+        return reset($this->rs->fields);
     }
 
     public function next() {
diff --git a/lib/dml/pdo_moodle_recordset.php b/lib/dml/pdo_moodle_recordset.php
index 063a33f674..3122b7035c 100644
--- a/lib/dml/pdo_moodle_recordset.php
+++ b/lib/dml/pdo_moodle_recordset.php
@@ -22,7 +22,8 @@ class pdo_moodle_recordset extends moodle_recordset {
     }
 
     public function key() {
-        return $this->rowCount;
+    /// return first column value as key
+        return reset($this->fields);
     }
 
     public function next() {
-- 
2.39.5