This might answer your question: haveibeenpwned.com/HowFastIsAzureTableStorage/?email=foo@foo.com
I'm writing up how the back end is done and will post it in the next day or two, IMHO it's massively impressive but also very easy :)
I'm writing up how the back end is done and will post it in the next day or two, IMHO it's massively impressive but also very easy :)