On Nov 6, 2009, at 12:21 PM, Tom Lane wrote:
> I believe we had consensus that plpgsql should offer the following
> three
> behaviors when a name in a SQL query could refer to either a plpgsql
> variable or a column from a table of the query:
> * prefer the plpgsql variable (plpgsql's historical behavior)
> * prefer the table column (Oracle-compatible)
> * throw error for the ambiguity (to become the factory default)
> and that we wanted a way for users to select one of these behaviors
> at the
> per-function level, plus provide a SUSET GUC to determine the default
> behavior when there is not a specification in the function text.
>
> What we did not have was any concrete suggestions for the name or
> values of the GUC, nor for the exact per-function syntax beyond the
> thought that it could look something like the existing '#option dump'
> modifier.
>
> The code is now there and ready to go, so I need a decision on these
> user-visible names in order to proceed. Anyone have ideas?
plpgsql_variable_conflict = fatal | oracle-compat | pg-compat
?
Best,
David