Fix/workspace health type (#4053)

* fix: memory issue with truncate command

* fix: LINK doesn't have any default value

* fix: Cannot convert LINK to column type.

* fix: handle old column type and add a warn to fix them manually

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

@@ -2,31 +2,35 @@ import console from 'console';
 
 import { connectionSource, performQuery } from './utils';
 
-connectionSource
-  .initialize()
-  .then(async () => {
-    await performQuery(
+async function dropSchemasSequentially() {
+  try {
+    await connectionSource.initialize();
+
+    // Fetch all schemas
+    const schemas = 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...',
+      SELECT n.nspname AS "schema_name"
+      FROM pg_catalog.pg_namespace n
+      WHERE n.nspname !~ '^pg_' AND n.nspname <> 'information_schema'
+    `,
+      'Fetching schemas...',
     );
-  })
-  .catch((err) => {
-    console.error('Error during Data Source initialization:', err);
-  });
+
+    // Iterate over each schema and drop it
+    // This is to avoid dropping all schemas at once, which would cause an out of shared memory error
+    for (const schema of schemas) {
+      await performQuery(
+        `
+        DROP SCHEMA IF EXISTS "${schema.schema_name}" CASCADE;
+      `,
+        `Dropping schema ${schema.schema_name}...`,
+      );
+    }
+
+    console.log('All schemas dropped successfully.');
+  } catch (err) {
+    console.error('Error during schema dropping:', err);
+  }
+}
+
+dropSchemasSequentially();