TechTip: Excel Flies Higher with JExcelApi - MC Press Online

JExcelApi dramatically reduces the time needed to create large Excel documents. I tested both implementations by creating a 30,000-row by 30-column worksheet, and JExcelApi took approximately half the time POI did: I was able to create this 10 MB Excel document in its final form (with headers, edited figures, formatted dates, etc.) in less than 90 seconds