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@@ -45,7 +45,7 @@
 
 --
 
-### BDD relationnelles (schemafull)
+### BDD relationnelles
 
 ![[Pasted image 20250312155847.png]]
 
@@ -55,7 +55,7 @@
 
 --
 
-### BDD Document (schemaless)
+### BDD Document
 
 ![[Pasted image 20250312161605.png]]
 
@@ -153,4 +153,23 @@
 
 ### Interactions
 
+![[Pasted image 20250312164204.png]]
 
++ On interagis avec la BDD en SQL (Structured Query Language)
++ On décrit ce qu'on veut, d'ou on le veut, on filtre sous quelles conditions on le veut et on traverse ainsi les relations de la BDD
+
+--
+
+### Jointures
+
+![[Pasted image 20250312164329.png]]
+
++ On a plusieurs moyen de traverser et combiner les relations de notre BDD
+
+--
+
+### ORM
+
+![[Pasted image 20250312164451.png]]
+
++ On aime bien utiliser des ORM pour représenter et interagir plus naturellement avec la BDD dans un langage OO
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