[db] Drop d_b_billed_session table

Author: easyCZ

components/gitpod-db/src/typeorm/migration/1663572136760-DropBilledSessionTable.ts

@@ -0,0 +1,19 @@
+/**
+ * Copyright (c) 2022 Gitpod GmbH. All rights reserved.
+ * Licensed under the GNU Affero General Public License (AGPL).
+ * See License-AGPL.txt in the project root for license information.
+ */
+
+import { MigrationInterface, QueryRunner } from "typeorm";
+import { tableExists } from "./helper/helper";
+
+export class DropBilledSessionTable1663572136760 implements MigrationInterface {
+    public async up(queryRunner: QueryRunner): Promise<void> {
+        const TABLE_NAME = "d_b_billed_session";
+        if (await tableExists(queryRunner, TABLE_NAME)) {
+            await queryRunner.query(`DROP TABLE \`${TABLE_NAME}\``);
+        }
+    }
+
+    public async down(queryRunner: QueryRunner): Promise<void> {}
+}

components/gitpod-db/src/typeorm/migration/README.md

@@ -3,7 +3,7 @@
 To create a new migration file, run this command in the `gitpod-db` component directory:
 
 ```
-yarn typeorm migrations:create -n NameOfYourMigration
+yarn typeorm migration:create -n NameOfYourMigration
 leeway run components:update-license-header
 ```