diff --git a/Documentation/database_mcd.puml b/Documentation/database_mcd.puml
new file mode 100644
index 0000000..e698a69
--- /dev/null
+++ b/Documentation/database_mcd.puml
@@ -0,0 +1,91 @@
+@startuml
+
+object Account {
+    <u>id
+    name
+    age
+    email
+    phoneNumber
+    passwordHash
+    profilePicture
+}
+
+object Team {
+    <u>id
+    name
+    picture
+    mainColor
+    secondColor
+}
+
+object TacticFolder {
+    <u>id
+    name
+}
+
+object Tactic {
+    <u>id_json
+    name
+    creationDate
+}
+
+usecase have_team [
+    to have
+    --
+    role
+]
+
+usecase contains_tactic_folder [
+    to contain
+]
+
+usecase shared_folder_account [
+    to share
+]
+
+usecase shared_tactic_account [
+    to share
+]
+
+usecase shared_tactic_team [
+    to share
+]
+
+usecase shared_folder_team [
+    to share
+]
+
+usecase folder_contains_tactic [
+    to contain
+]
+
+usecase contains_other_folder [
+    to contain
+]
+
+Account "0,n" -- have_team
+have_team -- "1,n" Team
+
+Account "0,n" -- shared_tactic_account
+shared_tactic_account -- "0,n" Tactic
+
+
+Tactic "0,n" -- shared_tactic_team
+shared_tactic_team -- "0,n" Team
+
+Team "0,n"  -- shared_folder_team
+shared_folder_team -- "0,n"TacticFolder
+
+TacticFolder "0,n" -- contains_other_folder
+contains_other_folder -- "0,1" TacticFolder
+
+TacticFolder "0,n" -- folder_contains_tactic
+folder_contains_tactic -- "1,n" Tactic
+
+Account "0,n" -- shared_folder_account
+shared_folder_account -- "0,n" TacticFolder
+
+Account "1,n" -- contains_tactic_folder
+contains_tactic_folder -- "1,1" TacticFolder
+
+@enduml
\ No newline at end of file
diff --git a/Documentation/database_mld.puml b/Documentation/database_mld.puml
new file mode 100644
index 0000000..2c33ce2
--- /dev/null
+++ b/Documentation/database_mld.puml
@@ -0,0 +1,85 @@
+@startuml
+
+object Account {
+    <u>id
+    name
+    age
+    email
+    phoneNumber
+    passwordHash
+    profilePicture
+}
+
+object TacticFolder {
+    <u>id
+    name
+    <color:black>#tacticFolderParent
+    <color:black>#account
+}
+
+Account <-- TacticFolder
+TacticFolder --> TacticFolder
+
+object Tactic {
+    <u>id
+    name
+    creationDate
+}
+
+object Team {
+    <u>id
+    name
+    picture
+    mainColor
+    secondColor
+}
+
+
+object FolderSharedTeam {
+    <u>#idFolder, #idTeam
+}
+
+FolderSharedTeam --> TacticFolder
+FolderSharedTeam --> Team
+
+object Member {
+    <u>#idAccount, #idTeam
+    role
+}
+
+Member --> Account
+Member --> Team
+
+object TacticSharedTeam {
+    <u>#idTactic, #idTeam
+}
+
+TacticSharedTeam --> Tactic
+TacticSharedTeam --> Team
+
+object TacticSharedAccount {
+    <u>#idTactic, #idAccount
+}
+
+TacticSharedAccount --> Tactic
+TacticSharedAccount --> Account
+
+object TacticFolderLink {
+    <u>#idFolder, #idTactic
+}
+
+TacticFolderLink --> Tactic
+TacticFolderLink --> TacticFolder
+
+
+
+
+object FolderSharedAccount {
+    <u>#idFolder, #idAccount
+}
+
+FolderSharedAccount --> TacticFolder
+FolderSharedAccount --> Account
+
+
+@enduml
\ No newline at end of file
diff --git a/Documentation/data.puml b/Documentation/models.puml
similarity index 100%
rename from Documentation/data.puml
rename to Documentation/models.puml