,--- I/Alex (Thu, 06 Oct 2011 14:02:14 -0400) ----*
| My understanding is that libpq does not allow one to find if a result
| set column is nullable.
,--- You/Merlin (Thu, 6 Oct 2011 15:16:18 -0500) ----*
| why aren't you using PQgetisnull()?

This function is not about the nullability of a column but rather
about the value in a result set cell:

  PQgetisnull: Tests a field for a null value. 
     int PQgetisnull(const PGresult *res, int row_number, int column_number);

Notice the 'row_number'.     

-- Alex -- alex-goncha...@comcast.net --

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