SP1 seems to kill the editions. All features are now available in all editions, including Express Edition.

Thus the explanation marks in the blog title are very accurate :-)

Not quite all features. AlwaysOn Availability Groups is still limited to two hosts in Standard, and Standard doesn't have Transparent Database Encryption.

Even so, this is an exciting change!

https://www.microsoft.com/en-us/sql-server/sql-server-editio...