From 9812d727858c4803d69fd5248552149a00a24adb Mon Sep 17 00:00:00 2001
From: Michael Schnuerle <github@purplesquirrel.net>
Date: Wed, 25 Apr 2018 13:24:04 -0400
Subject: [PATCH] Added constraint on roads

---
 code/sql/schema.sql | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/code/sql/schema.sql b/code/sql/schema.sql
index f6c2cbc..c778e3c 100644
--- a/code/sql/schema.sql
+++ b/code/sql/schema.sql
@@ -138,6 +138,9 @@ CREATE TABLE waze.roads
   "name"                            VARCHAR(100) NOT NULL
 );
 
+ALTER TABLE waze.roads
+  ADD CONSTRAINT roads_unique_combo UNIQUE(value, name);
+
 CREATE TABLE waze.alert_types 
 (
   "id"                              SERIAL PRIMARY KEY NOT NULL,