How to create or update column in spreadsheet?

Is it possible to create or update calumn in spreadsheet…

(post withdrawn by author, will be automatically deleted in 24 hours unless flagged)

Yes. Use the spreadsheet airtable component and use the blocks you need. Note: this is for airtable spreadsheets. You can also use a google apps script to use google sheets.

I think we cannot create new columns we can just retrieve value from those columns and create new rows

you cant create a column in airtable but you can update a column by using this block

component_method (7)

Yes, you can update, insert, delete colomn in google spreadsheet.

check this
https://sites.google.com/view/metricrat-ai2/guides/google-sheet-crudq-ii