Add view and mat.view to puml lib (#54)

* Add view and mat.view to puml lib

* Use plantuml-server:tomcat-v1.2025.2 for CI

Author: kurotych

.circleci/config.yml

@@ -37,7 +37,7 @@ jobs:
             POSTGRES_USER: sql
             POSTGRES_PASSWORD: sql
             POSTGRES_DB: sql
-      - image: plantuml/plantuml-server:latest
+      - image: plantuml/plantuml-server:tomcat-v1.2025.2
     steps:
       - checkout
       - run: sudo apt update

puml-lib/db_ent.puml

@@ -18,6 +18,14 @@
   !return 'entity "**' + $name + '**"' + " as " + $name
 !endfunction
 
+!function view($name, $materialized=false)
+  !if ($materialized == false)
+    !return 'entity "**' + $name + ' **<color:SkyBlue>**(V)**</color>"' + " as " + $name
+  !else
+    !return 'entity "**' + $name + ' **<color:DarkBlue>**(MV)**</color>"' + " as " + $name
+  !endif
+!endfunction
+
 !procedure enum($name, $variants)
   !$list = %splitstr($variants, ",")
 
@@ -35,5 +43,7 @@
    |<color:#aaaaaa><&key></color>| Foreign Key |
    | &#8226; | Mandatory field (Not Null) |
    | <color:purple>**(E)**</color> | Enum |
+   | <color:SkyBlue>**(V)**</color> | View |
+   | <color:DarkBlue>**(MV)**</color> | Materialized View |
   endlegend
 !endprocedure