Steps to Reproduce

1. start zss test
http://localhost:8080/zss.test/issue.zul?file=/book/zss-1398.xlsx
2. select the 7th sheet

Current Result

Check developer tool/Network tab/Timing/request waiting time:
onSheetSelect takes 8.45s
onZSSFetchActiveRange takes 13.25s

Expected Result

shorter than 3s

Debug Information

• since =SUMIF(dataSource!A:A,">160000",dataSource!B:B) references a whole column, ZSS will evaluate 65565 cells for the column

Test Case

org.zkoss.zss.api.impl.formula.FormulaPerformanceTest.wholeColumnRange()