Diego Vega

@Antaris not disagreeing that yours is a valid scenario for this feature but could you elaborate more on the motivation? You said it is "purely for lookup efficiency" but my...

It seems that Cosmos DB is still filtering out documents where a property is undefined if you ORDER BY that property. This makes providing access to the IS_DEFINED() function from...

Not sure if it would work with previous versions (we can ask Stephen). Perhaps it would be ok to add public surface that exposes a `ValueTask` but isn't optimized unless...

> if I'm understanding correctly this is actually backwards compatible Sounds good! > in the end we have DbCommand.ExecuteReader() which returns a Task and always yields I assume this is...

> regardless of whether it's prepared or not, DbCommand.ExecuteReader() has to both write to the server and read the first response Ah, I misread what you said before. I thought...

> by its very nature it's an error to await the ValueTask twice, etc. so I'm thinking this would be the source of many user errors I was wondering about...

@bgrainger thanks for [volunteering](https://github.com/aspnet/DataAccessPerformance/issues/7#issuecomment-350801983)! @sebastienros I am wondering how to best help @bgrainger get started. I think if we document the steps as we go, it can become a useful...

@sebastienros did you have a chance to look at this? It would be great if we can give @bgrainger something to work on :smile:

@sebastienros any clues?

@davidfowl, @anpete could you please detail a bit more (and better) what you had in mind here?