diff --git a/schema/pgsql/schema.sql b/schema/pgsql/schema.sql
index 341aed32c..af676c7e7 100644
--- a/schema/pgsql/schema.sql
+++ b/schema/pgsql/schema.sql
@@ -164,7 +164,7 @@ BEGIN
 
   -- row count "1" because of the faked ending result used for the
   -- cursor loop, whose result set is never used.
-  IF @@ROWCOUNT > 1 THEN
+  IF rowCounts > 0 THEN
     result := 100 * (total_time - problem_time) / total_time;
   END IF; -- else no data available to be reported