Migrate to a monorepo structure (#2909)

packages/twenty-server/scripts/truncate-db.ts

@@ -0,0 +1,32 @@
+import console from 'console';
+
+import { connectionSource, performQuery } from './utils';
+
+connectionSource
+  .initialize()
+  .then(async () => {
+    await performQuery(
+      `
+        CREATE OR REPLACE FUNCTION drop_all() RETURNS VOID AS $$
+          DECLARE schema_item RECORD; 
+          BEGIN
+            FOR schema_item IN
+              SELECT subrequest."name" as schema_name
+              FROM  (SELECT n.nspname AS "name"
+              FROM pg_catalog.pg_namespace n
+              WHERE n.nspname !~ '^pg_' AND n.nspname <> 'information_schema') as subrequest
+            LOOP
+              EXECUTE 'DROP SCHEMA ' || schema_item.schema_name || ' CASCADE'; 
+            END LOOP; 
+            RETURN; 
+          END;
+        $$ LANGUAGE plpgsql;
+     
+        SELECT drop_all ();
+      `,
+      'Dropping all schemas...',
+    );
+  })
+  .catch((err) => {
+    console.error('Error during Data Source initialization:', err);
+  });