public.category
| Documentation | Pagila |
| Schema | public |
| Name | category |
| Module | Inventory |
Stores film’s categories data
Columns
| Key | Name | Data type | Null | Attributes | References | Description | ||
|---|---|---|---|---|---|---|---|---|
| 1 | category_id | integer | Default: nextval('category_category_id_seq'::regclass) | A surrogate primary key used to uniquely identify each category in the table. | ||||
| A surrogate primary key used to uniquely identify each category in the table. Default: nextval('category_category_id_seq'::regclass) |
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| 2 | name | character varying(25) | The name of the category. | |||||
| The name of the category. |
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| 3 | last_update | timestamp without time zone(6) | Default: now() | The time that the row was created or most recently updated. | ||||
| The time that the row was created or most recently updated. Default: now() |
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Relations
| Foreign table | Primary table | Join | Title / Name / Description | |
|---|---|---|---|---|
| public.film_category | public.category | public.film_category.category_id = public.category.category_id | film_category_category_id_fkey Foreign key constraint referencing category.category_id |
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public.film_category.category_id = public.category.category_id Name: film_category_category_id_fkeyForeign key constraint referencing category.category_id |
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Unique keys
| Key name | Columns | Description | |
|---|---|---|---|
| category_pkey | category_id | Primary key. | |
| Primary key. | |||
Triggers
| Key name | When | Description | |
|---|---|---|---|
| last_updated | Before Update | The last_updated trigger sets last_update column of table to the current timestamp. | |
| The last_updated trigger sets last_update column of table to the current timestamp. | |||
Used by
Exported: 2018-10-12 17:07, Last imported: 2018-08-06 09:25