Instead of filtering values from an Azure Storage Table, you can do it directly in the bindings. It might not be a solution for everything, but in the right place, it is fantastic. I was very surprised to see how little code was needed after this binding change: https://gist.github.com/mirontoli/95d9c9fe4bbd4aad27d936baa288a7d1#file-binding-filter-index-ts For that to work, define the filter attribute in the bindings: “filter”: “(PartitionKey eq ‘{package}')” https://gist.github.com/mirontoli/95d9c9fe4bbd4aad27d936baa288a7d1#file-binding-filter-function-json To try it out, add a new row in a table defined in the bindings (“metadata” in my case):