# contract_party_history

## Description

<details>
<summary><strong>Table Definition</strong></summary>

```sql
CREATE TABLE `contract_party_history` (
  `contract_party_history_id` mediumint unsigned NOT NULL AUTO_INCREMENT,
  `contract_party_id` mediumint unsigned NOT NULL,
  `contract_id` mediumint unsigned NOT NULL,
  `target_type` enum('contributor','label') COLLATE utf8mb4_general_ci NOT NULL DEFAULT 'contributor',
  `target_id` varchar(180) COLLATE utf8mb4_general_ci NOT NULL,
  `created_at` datetime NOT NULL,
  `created_by` varchar(180) COLLATE utf8mb4_general_ci NOT NULL,
  `last_modified` datetime NOT NULL,
  `last_modified_by` varchar(180) COLLATE utf8mb4_general_ci NOT NULL,
  `deleted_at` datetime DEFAULT NULL,
  `deleted_by` varchar(180) COLLATE utf8mb4_general_ci DEFAULT NULL,
  PRIMARY KEY (`contract_party_history_id`),
  KEY `fk_contract_party_contract_party_history` (`contract_party_id`),
  KEY `fk_contract_party_history_contract` (`contract_id`),
  CONSTRAINT `fk_contract_party_contract_party_history` FOREIGN KEY (`contract_party_id`) REFERENCES `contract_party` (`contract_party_id`) ON DELETE RESTRICT ON UPDATE CASCADE,
  CONSTRAINT `fk_contract_party_history_contract` FOREIGN KEY (`contract_id`) REFERENCES `contract` (`contract_id`) ON DELETE RESTRICT ON UPDATE CASCADE
) ENGINE=InnoDB AUTO_INCREMENT=[Redacted by tbls] DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci
```

</details>

## Columns

| Name                      | Type                        | Default     | Nullable | Extra Definition | Children | Parents                             | Comment |
| ------------------------- | --------------------------- | ----------- | -------- | ---------------- | -------- | ----------------------------------- | ------- |
| contract_id               | mediumint unsigned          |             | false    |                  |          | [contract](contract.md)             |         |
| contract_party_history_id | mediumint unsigned          |             | false    | auto_increment   |          |                                     |         |
| contract_party_id         | mediumint unsigned          |             | false    |                  |          | [contract_party](contract_party.md) |         |
| created_at                | datetime                    |             | false    |                  |          |                                     |         |
| created_by                | varchar(180)                |             | false    |                  |          |                                     |         |
| deleted_at                | datetime                    |             | true     |                  |          |                                     |         |
| deleted_by                | varchar(180)                |             | true     |                  |          |                                     |         |
| last_modified             | datetime                    |             | false    |                  |          |                                     |         |
| last_modified_by          | varchar(180)                |             | false    |                  |          |                                     |         |
| target_id                 | varchar(180)                |             | false    |                  |          |                                     |         |
| target_type               | enum('contributor','label') | contributor | false    |                  |          |                                     |         |

## Constraints

| Name                                     | Type        | Definition                                                                    |
| ---------------------------------------- | ----------- | ----------------------------------------------------------------------------- |
| PRIMARY                                  | PRIMARY KEY | PRIMARY KEY (contract_party_history_id)                                       |
| fk_contract_party_contract_party_history | FOREIGN KEY | FOREIGN KEY (contract_party_id) REFERENCES contract_party (contract_party_id) |
| fk_contract_party_history_contract       | FOREIGN KEY | FOREIGN KEY (contract_id) REFERENCES contract (contract_id)                   |

## Indexes

| Name                                     | Definition                                                                   |
| ---------------------------------------- | ---------------------------------------------------------------------------- |
| PRIMARY                                  | PRIMARY KEY (contract_party_history_id) USING BTREE                          |
| fk_contract_party_contract_party_history | KEY fk_contract_party_contract_party_history (contract_party_id) USING BTREE |
| fk_contract_party_history_contract       | KEY fk_contract_party_history_contract (contract_id) USING BTREE             |

## Relations

![er](contract_party_history.svg)

---

> Generated by [tbls](https://github.com/k1LoW/tbls)