SELECT SQL_CALC_FOUND_ROWS  
                title,
                url,
                intro,
                publish_date,
                get1,
                get2,
                get3,
                get4,
                get5,
                get6
            FROM
                _document
            LEFT JOIN
                _category
                ON (_document.category_id = _category.category_id)
            WHERE 
                _document.site_id = 3 AND
               _document.category_id = 464 AND
				_document.active = 1 AND
				_category.active = 1 AND
				_category.get1 != 'publications'
			ORDER BY 
				publish_date DESC LIMIT -20, 20<br><br>You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-20, 20' at line 24