237         let mut stmt = self.conn.prepare(&sql).context("failed to prepare DELETE stmt")?;  in delete_vm_ids()  localVariable
238         let _rows = stmt.execute(params_from_iter(vm_ids)).context("failed to delete VM IDs")?;  in delete_vm_ids()
244         let mut stmt = self  in vm_ids_for_user()  localVariable
248         let rows = stmt.query(params![user_id]).context("query failed")?;  in vm_ids_for_user()
254         let mut stmt = self  in vm_ids_for_app()  localVariable
258         let rows = stmt.query(params![user_id, app_id]).context("query failed")?;  in vm_ids_for_app()
278         let mut stmt = self  in is_vm_id_for_app()  localVariable
285         stmt.query_row(params![vm_id, user_id, app_id], |row| row.get(0))  in is_vm_id_for_app()
292         let mut stmt = self  in count_vm_ids_for_app()  localVariable
296         stmt.query_row(params![user_id, app_id], |row| row.get(0)).context("query failed")  in count_vm_ids_for_app()
308         let mut stmt = self  in oldest_vm_ids_for_app()  localVariable
314         let rows = stmt.query(params![user_id, app_id, count]).context("query failed")?;  in oldest_vm_ids_for_app()
320         let mut stmt = self  in get_all_owners()  localVariable
324         let mut rows = stmt.query(()).context("query failed")?;  in get_all_owners()
389         let mut stmt = db.conn.prepare("SELECT * FROM main.vmids;").unwrap();  in show_contents()  localVariable
390         let mut rows = stmt.query(()).unwrap();  in show_contents()
398         let mut stmt = db  in show_contents_for_app()  localVariable
402         let mut rows = stmt.query(params![user_id, app_id, count]).unwrap();  in show_contents_for_app()