The query builder builds a query as per the previous HTML page selections /* previous HTML page */ create an html page with multiple select boxes (multiple select) and put three
radio buttons as for operators (and, or , none). As per the users selection the query will be generated on this page. This tools uses a fixed query string and also an array. All
the conditions are pushed into an array.After the conditions are decided the arroy is converted into a ',' comma separated string containing the conditions. here $access is a
variable through which we control the access to the system