fix docker-compose.yml have not link redis (#5602)

rt, if web have not link redis, `redis = Redis(host='redis', port=6379)` will can not recognize the host('redis')
2017-12-27 04:52:27 +08:00 · 2017-12-27 04:52:27 +08:00 · 310a9f8f8c
parent 2ead7d5dd3
commit 310a9f8f8c
1 changed files with 2 additions and 0 deletions
--- a/compose/gettingstarted.md
+++ b/compose/gettingstarted.md
@ -87,6 +87,8 @@ the following:
        build: .
        ports:
         - "5000:5000"
+        links:
+         - redis
      redis:
        image: "redis:alpine"