Re: Mention column name in error messages

On Mon, Oct 17, 2016 at 3:18 AM, Michael Paquier
<michael(dot)paquier(at)gmail(dot)com> wrote:
> Andres wrote:
>> +/* Support for TransformExprCallback */
>> +typedef struct TransformExprState
>> +{
>> + const char *column_name;
>> + Oid expected_type;
>> +} TransformExprState;
>> I see no need for this to be a struct defined in the header. Given that
>> TransformExprCallback isn't public, and the whole thing is specific to
>> TransformExprState...
>
> That's a matter of taste, really. Personally I find cleaner to declare
> that with the other static declarations at the top of the fil, and
> keep the comments of transformAssignedExpr clean of everything.

It's pretty standard practice for PostgreSQL to keep declarations
private to particular files whenever they are used only in that file.
And I'd argue that it's good practice in general.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company