bug #2568722 [designer] Compound key not shown

ChangeLog

@@ -45,6 +45,7 @@ $HeadURL: https://phpmyadmin.svn.sourceforge.net/svnroot/phpmyadmin/trunk/phpMyA
   if it contains less than MaxExactCountViews,
   thanks to Virsacer - virsacer
 + [lang] Polish update, thanks to Fixer - fixeron
+- bug #2568722 [designer] Compound key not shown
 
 3.1.2.0 (2009-01-19)
 - bug #1253252 [display] Can't NULL a column with relation defined 

pmd_common.php

@@ -218,11 +218,12 @@ function get_all_keys($unique_only = false)
             if ($unique_only && ! $index->isUnique()) {
                 continue;
             }
-            $column = key($index->getColumns());
-            $keys[$schema . '.' .$table . '.' . $column] = 1;
+            $columns = $index->getColumns();
+            foreach ($columns as $column_name => $dummy) {
+                $keys[$schema . '.' .$table . '.' . $column_name] = 1;
+            }
         }
     }
-    
     return $keys;
 }