From 90336ba418fff0a1a2b1cf195aa3a4e56ac9fb4a Mon Sep 17 00:00:00 2001
From: Smita Kumari <kumarismita62@gmail.com>
Date: Fri, 17 Apr 2015 15:57:23 +0530
Subject: [PATCH 1/2] fix bug #4857

Signed-off-by: Smita Kumari <kumarismita62@gmail.com>
---
 js/tbl_structure.js         |  3 ---
 libraries/structure.lib.php | 17 ++++++++++++++---
 2 files changed, 14 insertions(+), 6 deletions(-)

diff --git a/js/tbl_structure.js b/js/tbl_structure.js
index 4cd0dc314e..9cd7cd58a7 100644
--- a/js/tbl_structure.js
+++ b/js/tbl_structure.js
@@ -92,9 +92,6 @@ AJAX.registerOnload('tbl_structure.js', function () {
     indexes = [];
     fulltext_indexes = [];
 
-    //by default select the last option to add new column (adds at end of the table)
-    $("select[name=after_field] option:last").attr("selected","selected");
-
     /**
      *Ajax action for submitting the "Column Change" and "Add Column" form
      */
diff --git a/libraries/structure.lib.php b/libraries/structure.lib.php
index 51dd2a5304..ab23b27d60 100644
--- a/libraries/structure.lib.php
+++ b/libraries/structure.lib.php
@@ -1704,10 +1704,21 @@ function PMA_getHtmlForAddColumn($columns_list)
             . 'value="first" data-pos = "first">'
             . __('at beginning of table')
             . '</option>';
+    $cols_count = count($columns_list);
     foreach ($columns_list as $one_column_name) {
-        $column_selector .= '<option '
-            . 'value="' . htmlspecialchars($one_column_name) . '">'
-            . sprintf(__('after %s'), htmlspecialchars($one_column_name))
+        //by default select the last column (add column at the end of the table)
+        if (--$cols_count == 0) {
+            $column_selector .= '<option '
+                . 'value="' . htmlspecialchars($one_column_name)
+                . '" selected="selected">';
+        } else {
+            $column_selector .= '<option '
+                . 'value="' . htmlspecialchars($one_column_name) . '">';
+        }
+        $column_selector .= sprintf(
+            __('after %s'),
+            htmlspecialchars($one_column_name)
+        )
             . '</option>';
     }
     $column_selector .= '</select>';

From 71f07d1e87246ca0457bb0c34849913559416023 Mon Sep 17 00:00:00 2001
From: Smita Kumari <kumarismita62@gmail.com>
Date: Fri, 17 Apr 2015 17:33:21 +0530
Subject: [PATCH 2/2] edit changeLog

Signed-off-by: Smita Kumari <kumarismita62@gmail.com>
---
 ChangeLog | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ChangeLog b/ChangeLog
index 3539d9892d..dc0c85b44c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -11,6 +11,7 @@ phpMyAdmin - ChangeLog
 - bug       PHP 7 compatibility in php-gettext
 - bug       PHP 7 compatibility in bfShapeFiles
 - bug       PHP 7 session_regenerate_id() warning
+- bug #4857 Alter table after changing column name error
 
 4.4.2.0 (2015-04-13)
 - bug #4835 PMA_hideShowConnection not called after submit_num_fields