TSQL Email Validation (without regex)

Question

Ok, there are a million regexes out there for validating an email address, but how about some basic email validation that can be integrated into a TSQL query for Sql Server

Answer 1

From Tomalak's slelect

select 1
where @email not like '%[^a-z,0-9,@,.]%'
and @email like '%_@_%_.__%'