city_city is the city name extracted from 'city'; city_addr1 is the city name extracted from 'addrline1'; city_addr2 is the city name extracted from 'addrline2'.
====Condense Address Information(To do)Issues====
*'''1. IntroductionCondense Address Information(To do)'''
The address information extracted from addrline1, addrline2 and city is not consistent. For example, the postcode extracted from addrline1 may be different from that extracted from city.
E:\McNair\Projects\PatentAddress\AddrClean.sql
====*'''Inconsistency between 'addrline' and 'country'(To do) ===='''
Example:
3001 ORCHARD PARKWAY SAN JOSE, CA 95134-2088 | MINATO-KU, TOKYO 107 | JAPAN
====Issues====
* The post code and zip regex for other countries besides U.S. can be found here: