>>I know, test anyway - may be BOL is not updated with the info for R2 (although I think it will not work).
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>The way I see it is that is we do the backup with compression, even if the data is compressed or not, we end up with the same file size.
No, if you read the blog, the compressed backup with compressed data was smaller than the compressed backup of uncompressed data.
If it's not broken, fix it until it is.
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