Index: class.ux_t3lib_sqlparser.php
===================================================================
--- class.ux_t3lib_sqlparser.php	(revision 28079)
+++ class.ux_t3lib_sqlparser.php	(working copy)
@@ -59,6 +59,18 @@
 			// TODO: Handle SQL hints in comments according to current DBMS
 		return parent::compileFieldList($selectFields, FALSE);
 	}
+
+	/**
+	 * Add slashes function used for compiling queries
+	 * This method overrides the method from t3lib_sqlparser because
+	 * the input string is already properly escaped.
+	 *
+	 * @param	string		Input string
+	 * @return	string		Output string
+	 */
+	protected function compileAddslashes($str) {
+		return $str;
+	}
 	
 	/*************************
 	 *
Index: tests/sqlparser_general_testcase.php
===================================================================
--- tests/sqlparser_general_testcase.php	(revision 28079)
+++ tests/sqlparser_general_testcase.php	(working copy)
@@ -117,18 +117,43 @@
 
 	/**
 	 * @test
+	 * @see http://bugs.typo3.org/view.php?id=13104
 	 */
 	public function canGetStringValue() {
-		$parseString = '"some owner\\\' string"';
+		$parseString = '"some owner\\\'s string"';
 		$value = $this->fixture->_callRef('getValue', $parseString);
-		$expected = array('some owner\' string', '"');
+		$expected = array('some owner\'s string', '"');
 
 		$this->assertEquals($expected, $value);
 	}
 
 	/**
 	 * @test
+	 * @see http://bugs.typo3.org/view.php?id=13104
 	 */
+	public function canGetStringValueWithSingleQuote() {
+		$parseString = "'some owner\'s string'";
+		$value = $this->fixture->_callRef('getValue', $parseString);
+		$expected = array('some owner\'s string', "'");
+
+		$this->assertEquals($expected, $value);
+	}
+
+	/**
+	 * @test
+	 * @see http://bugs.typo3.org/view.php?id=13104
+	 */
+	public function canGetStringValueWithDoubleQuote() {
+		$parseString = '"the \"owner\" is here"';
+		$value = $this->fixture->_callRef('getValue', $parseString);
+		$expected = array('the "owner" is here', '"');
+
+		$this->assertEquals($expected, $value);
+	}
+
+	/**
+	 * @test
+	 */
 	public function canGetListOfValues() {
 		$parseString = '( 1,   2, 3  ,4)';
 		$operator = 'IN';