Check for unsafe query risk in active_record in Postgres

gistfile1.sql

-- Check for vulnerability to the unsafe query risk in Rails mentioned here: https://groups.google.com/forum/#!topic/rubyonrails-security/8CVoclw-Xkk

-- Are any columns named the same as their table? (high risk)
select * from information_schema.columns where table_name = column_name;

-- Are any columns named the same as any other table (might pose a risk during join)
select * from information_schema.columns where column_name in (select distinct table_name from information_schema.columns);