From 6d3ccce83fcc9020596fad8b9a212d31fe5bb43d Mon Sep 17 00:00:00 2001
From: Stephan Porada <sporada@uni-bielefeld.de>
Date: Tue, 24 Sep 2019 16:16:55 +0200
Subject: [PATCH] Fix QueuePool size timeout error.

---
 config.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/config.py b/config.py
index 1177ded2..737d5668 100644
--- a/config.py
+++ b/config.py
@@ -31,6 +31,8 @@ class DevelopmentConfig(Config):
     DEBUG = True
 
     ''' ### Flask-SQLAlchemy ### '''
+    SQLALCHEMY_ENGINE_OPTIONS = {'pool_size': 30,
+                                 'pool_timeout': 30}
     SQLALCHEMY_DATABASE_URI = 'postgresql://{}:{}@db/{}'.format(
         os.environ.get('POSTGRES_USER'),
         os.environ.get('POSTGRES_PASSWORD'),