@richgalloway thank you for your reply. so, what im trying to achieve is, i want to trigger an email alert if there is any event between the time period 7pm to next day 7am. I'm using scheduled alerting mechanism. My cron scheduler runs every 15mins starting from 7pm until 7am next day. During this period if it comes across any event record after 7pm and before 7am next day from a search. I want to trigger an email. But im struggling to embed time range for search between 7pm to 7am.  ... View more