The mysql.help_keyword table maps keywords to help topics, facilitating keyword-based searches within the MariaDB help system.
SELECT * FROM help_keyword;
+-----------------+-------------------------------+
| help_keyword_id | name |
+-----------------+-------------------------------+
| 0 | JOIN |
| 1 | HOST |
| 2 | REPEAT |
| 3 | SERIALIZABLE |
| 4 | REPLACE |
| 5 | AT |
| 6 | SCHEDULE |
| 7 | RETURNS |
| 8 | STARTS |
| 9 | MASTER_SSL_CA |
| 10 | NCHAR |
| 11 | COLUMNS |
| 12 | COMPLETION |
...