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Hi I run Ruby on Rails on Oracle XE. I have a simple table: create table customer(id number primary key, name varchar2(100)); And ruby script\generate model Customer ruby script\generate controller Customer http://localhost:3000/customer/ - show a fine list, but when I click show/edit/destroy, I get an ORA-01722: OCIError: ORA-01722: invalid number: select * from (select raw_sql_.*,