id trainer_id student_id invoice_no category lines total_cents status issued_at paid_at archived_at reminder1_at reminder2_at paid_method
9 5 6 R-2026-0002 card_purchase [{"label":"Einzelstunden 10er Karte ... 75000 open 2026-08-06 15:15:36 NULL NULL NULL NULL NULL Edit Delete
13 11 10 R-2026-0002 card_purchase [{"label":"10er Karte","quanti ... 59900 paid 2026-08-17 07:48:05 2026-08-17 07:51:55 NULL NULL NULL NULL Edit Delete
53 11 29 R-2026-0018 card_purchase [{"label":"10er Karte","quanti ... 59900 draft 2026-10-13 10:54:11 NULL NULL NULL NULL NULL Edit Delete
54 11 29 R-2026-0019 card_purchase [{"label":"10er Karte","quanti ... 59900 draft 2026-10-13 10:55:35 NULL NULL NULL NULL NULL Edit Delete