I used the following as an example to return a single result set:
https://www.simple-talk.com/sql/ssis/ssis-basics-using-the-execute-sql-task-to-generate-result-sets
Things were going fine until I get to the section Returning a Single-Row Result Set.
I appear to have my mappings correct as specified in the article.
EXEC usp_UpdateSSISLog ? (renamed to SP with a usp_ prefix).
I'm not sure what I'm missing.
Does anyone have another article?