# reference_external_source

## Description

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

```sql
CREATE TABLE `reference_external_source` (
  `reference_external_source_id` mediumint unsigned NOT NULL AUTO_INCREMENT,
  `parent_table_id` mediumint unsigned NOT NULL,
  `parent_table_name` varchar(180) COLLATE utf8mb4_general_ci NOT NULL,
  `external_source_id` varchar(180) COLLATE utf8mb4_general_ci NOT NULL,
  `external_source` varchar(180) COLLATE utf8mb4_general_ci NOT NULL,
  `created_by` varchar(180) COLLATE utf8mb4_general_ci NOT NULL,
  `created_at` datetime NOT NULL,
  `last_modified_by` varchar(180) COLLATE utf8mb4_general_ci NOT NULL,
  `last_modified` datetime NOT NULL,
  PRIMARY KEY (`reference_external_source_id`),
  KEY `composite_external_source` (`external_source_id`,`external_source`,`parent_table_name`)
) 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 |
| ---------------------------- | ------------------ | ------- | -------- | ---------------- | -------- | ------- | ------- |
| created_at                   | datetime           |         | false    |                  |          |         |         |
| created_by                   | varchar(180)       |         | false    |                  |          |         |         |
| external_source              | varchar(180)       |         | false    |                  |          |         |         |
| external_source_id           | varchar(180)       |         | false    |                  |          |         |         |
| last_modified                | datetime           |         | false    |                  |          |         |         |
| last_modified_by             | varchar(180)       |         | false    |                  |          |         |         |
| parent_table_id              | mediumint unsigned |         | false    |                  |          |         |         |
| parent_table_name            | varchar(180)       |         | false    |                  |          |         |         |
| reference_external_source_id | mediumint unsigned |         | false    | auto_increment   |          |         |         |

## Constraints

| Name    | Type        | Definition                                 |
| ------- | ----------- | ------------------------------------------ |
| PRIMARY | PRIMARY KEY | PRIMARY KEY (reference_external_source_id) |

## Indexes

| Name                      | Definition                                                                                         |
| ------------------------- | -------------------------------------------------------------------------------------------------- |
| PRIMARY                   | PRIMARY KEY (reference_external_source_id) USING BTREE                                             |
| composite_external_source | KEY composite_external_source (external_source_id, external_source, parent_table_name) USING BTREE |

## Relations

![er](reference_external_source.svg)

---

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