Titulaires

banque.tables.md

@@ -30,10 +30,10 @@ Création de la table `person`.
 
 ```sql
 create table person (
-  "id" bigint primary key references holder(id),
-  "firstname" text,
-  "lastname" text,
-  "birthdate" date
+  "id" bigint primary key references holder(id) on delete cascade,
+  "firstname" text not null,
+  "lastname" text not null,
+  "birthdate" date not null check (birthdate <= current_date - interval '15 years')
 );
 ```
 
@@ -41,9 +41,10 @@ create table person (
 
 ```sql
 create table company (
-  "id" bigint primary key references holder(id),
-  "name" text,
-  "creation_date" date
+  "id" bigint primary key references holder(id) on delete cascade,
+  "name" text not null,
+  "registration_number" text unique not null,
+  "creation_date" date not null
 );
 ```