From 65f3ae8cd26fdc9eb0e748aa665c7368e0af6d81 Mon Sep 17 00:00:00 2001
From: alice6373 <alice6373@gmail.com>
Date: Thu, 23 Apr 2020 08:43:21 +0800
Subject: [PATCH] Update db setup of README.md

Behaviour change in docker-library/postgres newest version.
See [docker-library/postgres issue(#681)](https://github.com/docker-library/postgres/issues/681)
---
 README.md | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/README.md b/README.md
index 0fb550763..8fb7b3840 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,15 @@ This repository serves the website of PyCon TW, Python Conference Taiwan. This p
 
 #### Database - Docker (Optional)
 
+Write database password in .env:
+
+    POSTGRES_PASSWORD=somepassword
+
+Define .env location in docker-compose-dev.yml:
+
+    env_file:
+    - .env
+
 Create and start the database for development:
 
     docker-compose -f docker-compose-dev.yml up
@@ -66,6 +75,11 @@ Then edit the `SECRET_KEY` line in `local.env`, replacing `{{ secret_key }}` int
 
 If you’re using a database for the first time, create a database named `pycontw2016` owned by the database user specified in the env file:
 
+> Enter pycontw_db_1 container
+```cmd
+docker exec -it pycontw_db_1 su - postgres
+```
+
 ```sql
 # Replace "postgres" with your specified role.
 create database pycontw2016 with owner = postgres;