Hey all,
According to
http://www.postgresql.org/docs/9.0/static/errcodes-appendix.html
some error conditions has non-unique *names*. There are:
modifying_sql_data_not_permitted,
prohibited_sql_statement_attempted,
reading_sql_data_not_permitted
from SQL Routine Exception and External Routine Exception classes.
It should be?
Regards,
Dmitriy