Allow mixed EOD/Intraday data - it allows to work with database that has a mixture of intraday and EOD data in one data file. If this is turned on then in intraday modes EOD bars are removed on-the-fly and in daily mode EOD bars are exhibited instead of time https://amibrokerdata19630.blazingblog.com/28973934/5-easy-facts-about-amibroker-data-described