dag: e2e-regression
version: 1.0.0
entry: Q1

Q1: Do you need a persistent store?
  yes -> Q2
  no  -> [OUT_CACHE]

Q2: Is the data relational?
  yes -> [OUT_SQL]
  no  -> [OUT_DOC]

[OUT_CACHE]: Use an in-memory cache
[OUT_SQL]:   Use a SQL database
[OUT_DOC]:   Use a document database
regression-mv7xpzdz