Table
purchase_order
One sale: the channel (website, ticket desk, audio-guide desk, app store), when, and its payment.
Replaces in 2020: Invoices
Rows 101–125 of 5,412
| order_idINTEGER | channelTEXT | entrance_id→ entrance.entrance_id | wing_id→ wing.wing_id | payment_id→ payment.payment_id | ordered_atTEXT |
|---|---|---|---|---|---|
| 101 | audio_guide_desk | NULL | 2 | 101 | 2015-04-05 10:12:23 |
| 102 | app_store | NULL | NULL | 102 | 2015-04-05 10:48:19 |
| 103 | ticket_desk | 1 | NULL | 103 | 2015-04-05 10:53:09 |
| 104 | online | NULL | NULL | 104 | 2015-04-05 11:03:22 |
| 105 | ticket_desk | 3 | NULL | 105 | 2015-04-05 12:15:40 |
| 106 | online | NULL | NULL | 106 | 2015-04-05 18:53:11 |
| 107 | app_store | NULL | NULL | 107 | 2015-04-06 10:25:01 |
| 108 | ticket_desk | 3 | NULL | 108 | 2015-04-06 10:46:28 |
| 109 | ticket_desk | 1 | NULL | 109 | 2015-04-06 11:03:46 |
| 110 | audio_guide_desk | NULL | 1 | 110 | 2015-04-06 11:17:40 |
| 111 | audio_guide_desk | NULL | 1 | 111 | 2015-04-06 11:35:12 |
| 112 | online | NULL | NULL | 112 | 2015-04-06 15:14:07 |
| 113 | app_store | NULL | NULL | 113 | 2015-04-07 03:16:22 |
| 114 | app_store | NULL | NULL | 114 | 2015-04-08 11:43:51 |
| 115 | online | NULL | NULL | 115 | 2015-04-09 08:59:46 |
| 116 | audio_guide_desk | NULL | 2 | 116 | 2015-04-09 10:39:44 |
| 117 | audio_guide_desk | NULL | 2 | 117 | 2015-04-09 10:40:01 |
| 118 | online | NULL | NULL | 118 | 2015-04-10 08:01:37 |
| 119 | online | NULL | NULL | 119 | 2015-04-10 08:58:36 |
| 120 | ticket_desk | 2 | NULL | 120 | 2015-04-10 10:23:47 |
| 121 | audio_guide_desk | NULL | 2 | 121 | 2015-04-10 10:40:26 |
| 122 | audio_guide_desk | NULL | 3 | 122 | 2015-04-10 10:44:21 |
| 123 | ticket_desk | 1 | NULL | 123 | 2015-04-10 13:45:54 |
| 124 | ticket_desk | 1 | NULL | 124 | 2015-04-11 16:04:51 |
| 125 | app_store | NULL | NULL | 125 | 2015-04-12 11:38:08 |
Table definition
CREATE TABLE purchase_order (
order_id INTEGER PRIMARY KEY,
channel TEXT NOT NULL
CHECK (channel IN ('online', 'ticket_desk', 'audio_guide_desk', 'app_store')),
entrance_id INTEGER REFERENCES entrance (entrance_id),
wing_id INTEGER REFERENCES wing (wing_id),
payment_id INTEGER NOT NULL UNIQUE REFERENCES payment (payment_id),
ordered_at TEXT NOT NULL,
CHECK ((channel = 'ticket_desk') = (entrance_id IS NOT NULL)),
CHECK ((channel = 'audio_guide_desk') = (wing_id IS NOT NULL))
) STRICT;