diff --git a/ChangeLog b/ChangeLog
index dec04b785a..663bc6d682 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -23,6 +23,7 @@ phpMyAdmin - ChangeLog
 - bug #4318 Default connection collation and sorting
 - bug #4683 Relational data is not properly updated on table rename
 - bug #4655 Undefined index: collation_connection (second patch)
+- bug #4682 4.3.3 & 4.3.4 Import sql created by mysqldump fails on foreign keys
 
          --- Older ChangeLogs can be found on our project website ---
                      http://www.phpmyadmin.net/old-stuff/ChangeLogs/
diff --git a/libraries/plugins/import/ImportSql.class.php b/libraries/plugins/import/ImportSql.class.php
index 8fa36a9d59..05727d65a3 100644
--- a/libraries/plugins/import/ImportSql.class.php
+++ b/libraries/plugins/import/ImportSql.class.php
@@ -40,11 +40,6 @@ class ImportSql extends ImportPlugin
      */
     private $_delimiterPosition = false;
 
-    /**
-     * @var string Query to execute
-     */
-    private $_query = null;
-
     /**
      * @var int Query start position
      */
@@ -217,10 +212,7 @@ class ImportSql extends ImportPlugin
     {
         //Search for closing quote
         $posClosingString = $this->_stringFctToUse['strpos'](
-            $this->_data, $this->_quote,
-            $this->_delimiterPosition + $this->_stringFctToUse['strlen'](
-                $this->_quote
-            )
+            $this->_data, $this->_quote, $this->_delimiterPosition
         );
 
         if (false === $posClosingString) {
@@ -276,53 +268,45 @@ class ImportSql extends ImportPlugin
                     $posClosingComment = $this->_stringFctToUse['strpos'](
                         $this->_data,
                         "\n",
-                        $this->_delimiterPosition + $this->_stringFctToUse['strlen'](
-                            $this->_openingComment
-                        )
+                        $this->_delimiterPosition
                     );
                     if (false === $posClosingComment) {
                         return false;
                     }
                     //Move after the end of the line.
                     $this->_delimiterPosition = $posClosingComment + 1;
+                    $this->_isInComment = false;
+                    $this->_openingComment = null;
                 } elseif ('/*' === $this->_openingComment) {
                     //Search for closing comment
                     $posClosingComment = $this->_stringFctToUse['strpos'](
                         $this->_data,
                         '*/',
-                        $this->_delimiterPosition + $this->_stringFctToUse['strlen'](
-                            $this->_openingComment
-                        )
+                        $this->_delimiterPosition
                     );
                     if (false === $posClosingComment) {
                         return false;
                     }
                     //Move after closing comment.
                     $this->_delimiterPosition = $posClosingComment + 2;
+                    $this->_isInComment = false;
+                    $this->_openingComment = null;
                 } else {
                     //We shouldn't be able to come here.
                     //throw new Exception('Unknown case.');
                     break;
                 }
 
-                $this->_queryBeginPosition = $this->_delimiterPosition;
-                $this->_isInComment = false;
-                $this->_openingComment = null;
-
                 continue;
             }
 
             if ($this->_isInDelimiter) {
-                $posAfterKeyword = $this->_delimiterPosition
-                    + $this->_stringFctToUse['strlen'](
-                        $this->_delimiterKeyword
-                    );
                 //Search for new line.
                 if (!preg_match(
                     "/^(.*)\n/",
                     $this->_stringFctToUse['substr'](
                         $this->_data,
-                        $posAfterKeyword
+                        $this->_delimiterPosition
                     ),
                     $matches,
                     PREG_OFFSET_CAPTURE
@@ -332,8 +316,8 @@ class ImportSql extends ImportPlugin
 
                 $this->_setDelimiter($matches[1][0]);
                 //Start after delimiter and new line.
-                $this->_queryBeginPosition = $posAfterKeyword + $matches[1][1]
-                    + $this->_delimiterLength + 1;
+                $this->_queryBeginPosition = $this->_delimiterPosition
+                    + $matches[1][1] + $this->_delimiterLength + 1;
                 $this->_delimiterPosition = $this->_queryBeginPosition;
                 $this->_isInDelimiter = false;
                 $firstSqlDelimiter = null;
@@ -355,7 +339,6 @@ class ImportSql extends ImportPlugin
                 && $firstSqlDelimiter < $this->_firstSearchChar)
             ) {
                 $this->_delimiterPosition = $firstSqlDelimiter;
-                $this->_fillQuery();
                 return true;
             }
 
@@ -367,8 +350,8 @@ class ImportSql extends ImportPlugin
             if (in_array($specialChars, array('\'', '"', '`'))) {
                 $this->_isInString = true;
                 $this->_quote = $specialChars;
-                //Move after quote.
-                $this->_delimiterPosition = $this->_firstSearchChar;
+                //Move before quote.
+                $this->_delimiterPosition = $this->_firstSearchChar + 1;
                 continue;
             }
 
@@ -376,16 +359,17 @@ class ImportSql extends ImportPlugin
             if (in_array($specialChars, array('#', '-- ', '/*'))) {
                 $this->_isInComment = true;
                 $this->_openingComment = $specialChars;
-                //Move after comment opening.
-                $this->_delimiterPosition = $this->_firstSearchChar;
-                $this->_fillQuery();
+                //Move before comment opening.
+                $this->_delimiterPosition = $this->_firstSearchChar
+                    + $this->_stringFctToUse['strlen']($specialChars);
                 continue;
             }
 
             //If DELIMITER is found.
             if ($specialChars === $this->_delimiterKeyword) {
                 $this->_isInDelimiter =  true;
-                $this->_delimiterPosition = $this->_firstSearchChar;
+                $this->_delimiterPosition = $this->_firstSearchChar
+                    + $this->_stringFctToUse['strlen']($specialChars);
                 continue;
             }
         }
@@ -459,7 +443,11 @@ class ImportSql extends ImportPlugin
             }
 
             PMA_importRunQuery(
-                $this->_query, //Query to execute
+                $this->_stringFctToUse['substr'](
+                    $this->_data,
+                    $this->_queryBeginPosition,
+                    $this->_delimiterPosition - $this->_queryBeginPosition
+                ), //Query to execute
                 $this->_stringFctToUse['substr'](
                     $this->_data,
                     0,
@@ -468,7 +456,6 @@ class ImportSql extends ImportPlugin
                 false,
                 $sql_data
             );
-            $this->_query = null;
 
             $this->_setData(
                 $this->_stringFctToUse['substr'](
@@ -625,20 +612,4 @@ class ImportSql extends ImportPlugin
 
         return $this->_dataLength;
     }
-
-    /**
-     * Fill current query from indexes
-     *
-     * @return string Current query
-     */
-    private function _fillQuery()
-    {
-        $this->_query .= $this->_stringFctToUse['substr'](
-            $this->_data,
-            $this->_queryBeginPosition,
-            $this->_delimiterPosition - $this->_queryBeginPosition
-        );
-
-        return $this->_query;
-    }
 }