> For the complete documentation index, see [llms.txt](https://docs.kyuda.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.kyuda.io/builder/setup.md).

# Setup

```sql
CREATE EXTENSION pg_cron;
SELECT cron.schedule_in_database('remove-completed-process-instances', '0 4 * * 0', $$DELETE FROM "public"."process_instance" WHERE ("state" = 'COMPLETED')$$, 'postgres');
DELETE FROM "public"."process_instance" WHERE ("state" = 'COMPLETED')
```