feat: fixed git slides and added some FCED stuff

Author: arestivo

.gitignore

@@ -1,4 +1,5 @@
 .project
 *~
 pdf/output/*
-.vscode/
+.vscode/
+node_modules/

.htaccess

@@ -1,7 +1,7 @@
 RewriteEngine On
 
 RewriteCond %{QUERY_STRING} !^s=
-RewriteRule ^([-a-zA-Z0-9]+)$ /~arestivo/slides/$1/ [R]
+RewriteRule ^([-a-zA-Z0-9]+)$ /~up353972/slides/$1/ [R]
 
 RewriteCond %{QUERY_STRING} !^s=
-RewriteRule ^([-a-zA-Z0-9]+)/$ /~arestivo/slides/?s=$1 [R]
+RewriteRule ^([-a-zA-Z0-9]+)/$ /~up353972/slides/?s=$1 [R]

assets/uml-database/assets.xml

@@ -420,9 +420,9 @@ Part (<u>code</u>, name, type, #number &rarr; Computer [NN])
 
 ---
 
-# Qualified Associations
+# Qualified Associations (*)
 
-![](assets/uml/qualified.svg)
+![](assets/uml-database/association-qualified.svg)
 
 --
 
@@ -439,6 +439,26 @@ Joined (<u>#code &rarr; Club</u>, <u>#id &rarr; Member</u>, number [NN])
 {UK: code, number}
 ]
 
+---
+
+# Qualified Associations (1)
+
+![](assets/uml-database/association-qualified-one.svg)
+
+--
+
+* **Many-to-one** relationship (foreign key from the **many** to the **one**);
+* The **unique key** ensures the unicity of the qualifier attribute.
+
+.relational_example[
+School (<u>code</u>, title)
+
+Student (<u>id</u>, name, address, phone, #school &rarr; School [NN])
+{UK: number, school}
+
+]
+
+
 ---
 
 # Ternary Associations (\* \* \*)

assets/uml-database/association-qualified-one.svg

@@ -288,15 +288,27 @@ This means we **do not** want to have **courses** in our database **without** a
 
 ---
 
-# Qualified Association
+# Qualified Association (*)
 
 * Qualified associations define an **attribute** used to **distinguish** between the associated instance.
 
 ![](assets/uml-database/association-qualified.svg)
 
 * In this example, a club can have **many members**, but **only one for each number**. 
 * The members can belong to **many clubs**, and there is no restriction on their number. 
-* A member can have the same number in two different clubs.
+* We can have two members with the same number as long as they are in two different clubs.
+
+---
+
+# Qualified Association (1)
+
+* Qualified associations define an **attribute** used to **distinguish** between the associated instance.
+
+![](assets/uml-database/association-qualified-one.svg)
+
+* In this example, a school can have **many students**, but **only one for each number**. 
+* The students can belong to **just one school**.
+* We can have two students with the same number as long as they are in two different schools.
 
 ---
 

markdown/relationalmodel-uml.md

@@ -8,6 +8,10 @@
   "license": "GPL-3.0-or-later",
   "private": false,
   "scripts": {
-    "sync": "rsync -r --info=progress2 --exclude='.git' . arestivo@pinguim.fe.up.pt:~/public_html/slides"
+    "sync": "lftp -e 'set mirror:use-pget-n 5; mirror -R --verbose --exclude ^.git --exclude node_modules ./ public_html/slides; bye' sftp://up353972@pages.up.pt",
+    "serve": "http-server -p 8080"
+  },
+  "dependencies": {
+    "http-server": "^14.1.1"
   }
 }