Just import the plugin into a application and on a page with a File Browse item add the plugin to the "processing" section at that page As soon as you submit your page the Excel is loaded to a APEX ...

ExcelTable is a pipelined table interface to read Excel files (.xlsx, .xlsm, .xlsb, .xls, .xml), ODF spreadsheet files (.ods), and flat files (delimited or positional) as if they were external tables.

The aggregation functions you can use in a QUERY formula are avg (), count (), max (), min (), and sum (). The clause types ...

Microsoft adds a new Copilot function to Excel, letting users generate, analyze, and summarize data directly in spreadsheet cells with AI.