diff --git a/compose.yaml b/compose.yaml
index af263ea..6ff4f9e 100644
--- a/compose.yaml
+++ b/compose.yaml
@@ -29,19 +29,6 @@ services:
       caddy.file_server: ""      # Active le serveur de fichiers statiques
       caddy.tls: internal        # HTTPS auto-signé géré par Caddy
 
-  # WhoAmI
-  # Tiny Go webserver that prints OS information and HTTP request to output.
-  # https://github.com/traefik/whoami
-  whoami:
-    image: traefik/whoami
-    depends_on:
-      - caddy
-    networks:
-      - caddy_net
-    labels:
-      caddy: whoami.localhost
-      caddy.reverse_proxy: "{{upstreams 80}}"
-      caddy.tls: internal
 
 # ----------------------------------------------------------------------
 # Base de données relationnelles
diff --git a/postgresql-entrypoint-initdb.d/01_initdb.sql b/postgresql-entrypoint-initdb.d/01_initdb.sql
index 39be644..02eafe5 100644
--- a/postgresql-entrypoint-initdb.d/01_initdb.sql
+++ b/postgresql-entrypoint-initdb.d/01_initdb.sql
@@ -1,3 +1,9 @@
+-- ----------------------------------------------------------------------
+-- Base de données pour l'apprentissage du langage SQL
+-- PostgreSQL v18
+-- 3 novembre 2025
+-- ----------------------------------------------------------------------
+
 show server_version;
 
 -- ----------------------------------------------------------------------
@@ -22,7 +28,11 @@ create extension if not exists pgtap schema pgtap;
 -- ----------------------------------------------------------------------
 -- Pays
 -- ----------------------------------------------------------------------
-create table pays (
+create schema geo;
+
+select 'Pays ------------------' as msg;
+
+create table geo.pays (
   code2 text not null,
   code3 text not null,
   code_num text not null,
@@ -33,35 +43,35 @@ create table pays (
   drapeau_unicode character(2)
 );
 
-comment on column pays.code2
+comment on column geo.pays.code2
   is 'code ISO 3166-1 alpha 2';
 
-comment on column pays.code3
+comment on column geo.pays.code3
   is 'code ISO 3166-1 alpha 3';
 
-comment on column pays.code_num
+comment on column geo.pays.code_num
   is 'code ISO 3166-1 numérique. Identique à la division statistique des Nations Unies UN M.49';
 
 create index pays_nom
-  on pays using btree (pays asc nulls last);
+  on geo.pays using btree (pays asc nulls last);
 
-alter table pays
+alter table geo.pays
   add check (code2 ~ '^[A-Z]{2}$');
 
-alter table pays
+alter table geo.pays
   add check (code3 ~ '^[A-Z]{3}$');
 
-alter table pays
+alter table geo.pays
   add check (code_num ~ '^[0-9]{3}$');
 
 create unique index pays_pk
-  on pays
+  on geo.pays
   using btree (code2);
 
-alter table pays
+alter table geo.pays
   add primary key using index pays_pk;
 
-\copy pays (code2, code3, code_num, pays, drapeau_unicode, forme_longue) from '/tmp/geo/pays.csv' (FORMAT CSV, header, delimiter ',', ENCODING 'UTF8');
+\copy geo.pays (code2, code3, code_num, pays, drapeau_unicode, forme_longue) from '/tmp/geo/pays.csv' (FORMAT CSV, header, delimiter ',', ENCODING 'UTF8');
 
 -- Noms des pays en anglais et espagnol
 
@@ -73,14 +83,14 @@ create temporary table pays_tmp (
 
 \copy pays_tmp FROM '/tmp/geo/pays_es.txt' (FORMAT CSV, delimiter E'\t', ENCODING 'UTF8');
 
-update pays set nom_spa = (select t.nom from pays_tmp t where pays.code3 = t.code3);
+update geo.pays set nom_spa = (select t.nom from pays_tmp t where pays.code3 = t.code3);
 
 truncate table pays_tmp;
 
 \copy pays_tmp FROM '/tmp/geo/pays_en.txt' (FORMAT CSV, delimiter E'\t', ENCODING 'UTF8');
 
-update pays set nom_eng = (select t.nom from pays_tmp t where pays.code3 = t.code3);
-update pays set nom_eng = 'Taiwan' where code2 = 'TW';
+update geo.pays set nom_eng = (select t.nom from pays_tmp t where pays.code3 = t.code3);
+update geo.pays set nom_eng = 'Taiwan' where code2 = 'TW';
 
 drop table pays_tmp;
 -- ----------------------------------------------------------------------
@@ -88,110 +98,61 @@ drop table pays_tmp;
 -- ----------------------------------------------------------------------
 -- langues
 -- ----------------------------------------------------------------------
-create table langues (
+
+select 'Langues ---------------' as msg;
+
+create table geo.langues (
   code3 char(3) not null,
   langue text default null,
   francais text default null
 );
 
-comment on table langues is 'ISO 639-3';
+comment on table geo.langues is 'ISO 639-3';
 
-alter table langues
+alter table geo.langues
   add check (code3 ~ '^[a-z]{3}$');
 
 create unique index langues_pk
-  on langues
+  on geo.langues
   using btree (code3);
 
-alter table langues
+alter table geo.langues
   add primary key using index langues_pk;
 
-create table pays_langues (
+create table geo.pays_langues (
   pays_code char(2) not null,
   langue_code char(3) not null,
   officiel boolean default false,
   pourcentage decimal(4,1) not null DEFAULT '0.0'
 );
 
-alter table pays_langues
+alter table geo.pays_langues
   add check (pays_code ~ '^[A-Z]{2}$');
 
-alter table pays_langues
+alter table geo.pays_langues
   add check (langue_code ~ '^[a-z]{3}$');
 
-alter table pays_langues
+alter table geo.pays_langues
   add primary key (pays_code, langue_code);
 
-\copy langues from '/tmp/geo/langues.csv' (FORMAT CSV, header, delimiter ',', ENCODING 'UTF8');
-\copy pays_langues from '/tmp/geo/langues_pays.csv' (FORMAT CSV, header, delimiter ',', ENCODING 'UTF8');
-
--- ----------------------------------------------------------------------
--- devises
--- ----------------------------------------------------------------------
-create table devises (
-  devise_code text not null,
-  num4217 integer default null,
-  symbole character varying(5) default null,
-  nom text default null,
-  format text default null,
-  division integer default 0,
-  minor text default null,
-  minors text default null
-);
-
-alter table devises
-  add check (devise_code ~ '^[A-Z]{3}$');
-
-create table pays_devises (
-  pays_code text not null,
-  devise_code text not null,
-  valide daterange default null
-);
-
-alter table pays_devises
-  add check (pays_code ~ '^[A-Z]{2}$');
-
-alter table pays_devises
-  add check (devise_code ~ '^[A-Z]{3}$');
-
-create unique index devises_pk
-  on devises
-  using btree (devise_code);
-
-alter table devises
-  add primary key using index devises_pk;
-
-\copy devises from '/tmp/geo/devises.csv' (FORMAT CSV, header, delimiter ',', ENCODING 'UTF8');
-\copy pays_devises from '/tmp/geo/devises_pays.csv' (FORMAT CSV, header, delimiter ',', ENCODING 'UTF8');
-
-select '=============== GEO' as msg;
+\copy geo.langues from '/tmp/geo/langues.csv' (FORMAT CSV, header, delimiter ',', ENCODING 'UTF8');
+\copy geo.pays_langues from '/tmp/geo/langues_pays.csv' (FORMAT CSV, header, delimiter ',', ENCODING 'UTF8');
 
 -- pays_langues -> pays
-alter table only pays_langues
+alter table only geo.pays_langues
   add foreign key (pays_code)
-  references pays (code2) match simple
+  references geo.pays (code2) match simple
   on update no action
   on delete no action;
 
 -- pays_langues -> langues
-alter table only pays_langues
+alter table only geo.pays_langues
   add foreign key (langue_code)
-  references langues (code3) match simple
+  references geo.langues (code3) match simple
   on update no action
   on delete no action;
 
--- pays_devises -> pays
-alter table only pays_devises
-  add foreign key (pays_code)
-  references pays (code2);
 
--- pays_devises -> devises
-alter table only pays_devises
-  add foreign key (devise_code)
-  references devises (devise_code);
-
-select '=============== FIN DES CLES ETRANGERES Geo' as msg;
--- ----------------------------------------------------------------------
 
 -- ----------------------------------------------------------------------
 -- Fournisseurs