Assignment 1
Aim: add a new base data type to PostgreSQL
-
emailAddress type, with literals like 'a.b@c.d.e'
- parse literals to canonical internal form, display them
- implement operators on canonical email addresses
- provide for email addresses to be used in hash-based indexes
In honour of Ray Tomlinson (April 1941 - March 2016) who
- implemented the first cross-host email program on ARPANET
- invented the idea of using
@ -symbol for user @ host
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