Purpose
mysql.help_category is used to generate the HELP command in combination with the following three tables: mysql.help_relation, mysql.help_topic, and mysql.help_keyword.
Note
This view is introduced since OceanBase Database V1.4.
Related tables/views
mysql.help_relationmysql.help_topicmysql.help_keyword
Columns
| Column | Type | Nullable? | Description |
|---|---|---|---|
| help_category_id | bigint(20) | NO | The category ID. |
| name | varchar(64) | NO | The category name. |
| parent_category_id | bigint(20) | YES | The ID of the parent category. |
| url | varchar(65535) | NO | The URL address. |