If you want to have long daily histories AND intraday charts you should consider functioning TWO scenarios of AmiBroker. A person for EOD charts and next for intraday charting. Equally circumstances may use IB to be a data supply. The data plug-in relationship standing is shown inside the plugin https://brookszdcbb.ampedpages.com/new-step-by-step-map-for-data-feed-for-amibroker-56253359