...

api/src/model/entitites/key.entity.ts

@@ -20,7 +20,7 @@ export class Key implements IKey {
   name: string;
 
   @Column({ name: 'key_number', unique: false })
-  nr: number;
+  nr: string;
 
   @Column({ name: 'handed_out', default: false })
   handedOut: boolean;

api/src/model/entitites/key_activity.entity.ts

@@ -22,7 +22,7 @@ export class KeyActivity implements IKey {
   name: string;
 
   @Column({ name: 'key_number' })
-  nr: number;
+  nr: string;
 
   @Column({ name: 'handed_out', default: false })
   handedOut: boolean;

api/src/model/interface/key.interface.ts

@@ -3,7 +3,7 @@ import { Customer, Cylinder } from '../entitites';
 export interface IKey {
   id: string;
   name: string;
-  nr: number;
+  nr: string;
   handedOut: boolean;
   cylinder: Cylinder;
   customer: Customer;