From 36b69a05e52ac1ecca2e421967e3df7ed686277e Mon Sep 17 00:00:00 2001
From: Raul Ochoa <rochoaf@gmail.com>
Date: Tue, 20 Sep 2016 16:00:06 +0200
Subject: [PATCH] Compute some stats in queries

---
 lib/cartodb/backends/turbo-carto-postgres-datasource.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/cartodb/backends/turbo-carto-postgres-datasource.js b/lib/cartodb/backends/turbo-carto-postgres-datasource.js
index fa033a42..9db42b05 100644
--- a/lib/cartodb/backends/turbo-carto-postgres-datasource.js
+++ b/lib/cartodb/backends/turbo-carto-postgres-datasource.js
@@ -6,6 +6,9 @@ dot.templateSettings.strip = false;
 function createTemplate(method) {
     return dot.template([
         'SELECT',
+        'min({{=it._column}}) min_val,',
+        'max({{=it._column}}) max_val,',
+        'avg({{=it._column}}) avg_val,',
         method,
         'FROM ({{=it._sql}}) _table_sql WHERE {{=it._column}} IS NOT NULL'
     ].join('\n'));