Will syncing iphone photos to onedrive free space on my iphone?

[Fatrobo]

Will syncing iphone photos to onedrive free space on my iphone?
What does the one drive file structure look like when syncing photos from iPhone?
If I delete the photo from the phone, is that deleting it from onedrive?

 

[Luke Ashe]

1. No
2. You can set to either a folder per year or a monthly folder sub directory per year

/2019/picture.jpg

Or

/2019/08/picture.jpg

3. No