Improve documentation of SELECT, FROM, WHERE etc with reference to SQL and any other relevant material.
could be retrieve → could be retrieved
This status is still ‘analysis', although there were several topics on this on discourse. If the change is only the one the PR then I’m ok with it - we can always refine it later (in v1.1).
I agree with just removing it from the spec quietly. We can discuss later whether “AT TIME” is needed or not, and define it properly for a future version.