Merge branch 'QA_4_6'

Conflicts:
	po/sk.po

ChangeLog

@@ -76,6 +76,7 @@ phpMyAdmin - ChangeLog
 - issue #12511 Clarify documentation on ArbitraryServerRegexp
 - issue #12508 Remove duplicate code in SQL escaping
 - issue #12475 Cleanup code for getting table information
+- issue #12579 phpMyAdmin's export of a Select statment without a FROM clause generates Wrong SQL
 
 4.6.4 (2016-08-16)
 - issue        [security] Weaknesses with cookie encryption, see PMASA-2016-29

tbl_export.php

@@ -67,13 +67,15 @@ if (! empty($sql_query)) {
         }
 
         // Rebuilding the SELECT and FROM clauses.
-        $replaces = array(
-            array(
-                'FROM', 'FROM ' . SqlParser\Components\ExpressionArray::build(
-                    $parser->statements[0]->from
+        if (count($parser->statements[0]->from) > 0) {
+            $replaces = array(
+                array(
+                    'FROM', 'FROM ' . SqlParser\Components\ExpressionArray::build(
+                        $parser->statements[0]->from
+                    ),
                 ),
-            ),
-        );
+            );
+        }
 
         // Checking if the WHERE clause has to be replaced.
         if ((!empty($where_clause)) && (is_array($where_clause))) {