From 0d44bd92610c61b38c02330a20359c2c29f941e1 Mon Sep 17 00:00:00 2001
From: Giacomo Tagliabue <giacomo.tag@gmail.com>
Date: Tue, 3 May 2016 10:57:31 -0400
Subject: [PATCH] add additional postgres and redshift time grains

---
 caravel/models.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/caravel/models.py b/caravel/models.py
index 4abc2a01426e..dda42c326ff3 100644
--- a/caravel/models.py
+++ b/caravel/models.py
@@ -396,6 +396,8 @@ def grains(self):
             ),
             'postgresql': (
                 Grain("Time Column", "{col}"),
+                Grain("second", "DATE_TRUNC('second', {col})"),
+                Grain("minute", "DATE_TRUNC('minute', {col})"),
                 Grain("hour", "DATE_TRUNC('hour', {col})"),
                 Grain("day", "DATE_TRUNC('day', {col})"),
                 Grain("week", "DATE_TRUNC('week', {col})"),