Change PGSQL-GET-VALUE to return #F if field is NULL.

diff --git a/v7/src/runtime/pgsql.scm b/v7/src/runtime/pgsql.scm
index 82cdbaa99aa6248124beb28fd4df6452db5e9e29..a53b0246f0cea7c90c578028f080b35d5f1e79ae 100644 (file)
--- a/v7/src/runtime/pgsql.scm
+++ b/v7/src/runtime/pgsql.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: pgsql.scm,v 1.4 2003/11/06 04:16:46 cph Exp $
+$Id: pgsql.scm,v 1.5 2003/11/07 20:07:47 cph Exp $
 
 Copyright 2003 Massachusetts Institute of Technology
 
@@ -335,7 +335,10 @@ USA.
   (pq-field-name (result->handle result) index))
 
 (define (pgsql-get-value result row column)
-  (pq-get-value (result->handle result) row column))
+  (let ((handle (result->handle result)))
+    (if (pq-get-is-null? handle row column)
+       #f
+       (pq-get-value handle row column))))
 
 (define (pgsql-get-is-null? result row column)
   (pq-get-is-null? (result->handle result) row column))