erbwiz-example.er

{ title: "My ER Diagram" }

# Tables
[User] { color: :blue }
  *id
  blog_id* <nullable>
  name

[Blog] { color: :orange }
  *id
  user_id*
  title
  logo <url>

[Post]
  *id
  blog_id*
  title
  body

# Relations
[User] 1--? [Blog]
[Blog] 1--* [Post]
[Post] +--* [Tag]
[Post] 1--* [Comment]
[User] 1--* [Comment]
[User] *--* [User] <friendship>

# Extras
[Post] == [Comment]

{ node.fontsize: 10 }
{ global.pad: 0.2 }
{ global.resolution: 75 }
{ global.ranksep: 0.8 }
{ global.nodesep: 0.3 }