Google sheet , cells update problem

[Parintele_Damaskin]

Either use a DB node that supports some real querys or an option is here :

Don't override google sheets cell if output cell is empty

Hi @tom_firearc, I don’t think there is a way to achieve that when mapping fields ‘manually’. Even if you write an expression to check the source value and replace it with undefined/null, n8n still sends empty strings and clears the corresponding sheet cells: See screenshots To workaraound this I ended up writing a simple JS script to drop any empty keys before the Sheets node and configured the Sheets mapping to "Map Automatically’ See screenshots This has the downside that your source da…

Cheers!