From 647ebf9255ab0ab618015a11707826539ebf0417 Mon Sep 17 00:00:00 2001
From: John Krauss <irving.krauss@gmail.com>
Date: Mon, 25 Apr 2016 16:39:23 -0400
Subject: [PATCH] fix signature bugs

---
 src/pg/sql/41_observatory_augmentation.sql | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/pg/sql/41_observatory_augmentation.sql b/src/pg/sql/41_observatory_augmentation.sql
index eb40dbe..d41a429 100644
--- a/src/pg/sql/41_observatory_augmentation.sql
+++ b/src/pg/sql/41_observatory_augmentation.sql
@@ -553,6 +553,10 @@ AS $$
 DECLARE
   result NUMERIC;
   measure_ids NUMERIC[];
+  denominator_id TEXT;
+  names TEXT[];
+  vals TEXT[];
+  denominator_id TEXT;
 BEGIN
 
   IF boundary_id IS NULL THEN
@@ -580,7 +584,7 @@ BEGIN
   END IF;
 
   EXECUTE '
-    SELECT names, vals FROM cdb_observatory._OBS_Get($1, $2, $3, $4) LIMIT 1
+    SELECT cdb_observatory._OBS_Get($1, $2, $3, $4)->>''value''::TEXT LIMIT 1
   '
   INTO names, vals
   USING geom, measure_ids, time_span, boundary_id;