Update erd-dsl.md

doc/erd-dsl.md

@@ -4,37 +4,27 @@
 
 ## Example
 
-### An entity User
-
 ```
-ENTITY User {
-    id: UUID,
-    password_hash: VARCHAR(250),
-    role: VARCHAR(10),
-    created_at: DATETIME,
+entities:
+  user:
+    id: UUID
+    password_hash: VARCHAR(250)
+    role: VARCHAR(10)
+    created_at: DATETIME
+    updated_at: DATETIME
+  url:
+    id: VARCHAR(250)
+    custom_id: VARCHAR(250)
+    source_url: TEXT
+    short_url: VARCHAR(250)
+    created_at: DATETIME
     updated_at: DATETIME
-}
-```
-
-### An entity Url
-
-```
-ENTITY Url {
-    id: VARCHAR(250),
-    custom_id: VARCHAR(250),
-    source_url: TEXT,
-    short_url: VARCHAR(250),
-    created_at: DATETIME,
-    updated_at: DATETIME,
     expires_at: DATETIME
-};
-```
-
-### An relationship ManageLinks
 
-```
-RELATIONSHIP ManagesLinks {
-  LINK User (1, 1),
-  LINK Url (0, N),
-};
+relationships:
+  manages_urls:
+    links:
+      - user: [1, 1]
+      - url: [0, n]
+    properties: {}
 ```