SQL
`duckdb_keywords`
The `duckdb_keywords()` function provides metadata about DuckDB's keywords and reserved words.  
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| Column | Description | Type |
|:-|:---|:-|
| `keyword_name` | The keyword. | `VARCHAR` |
| `keyword_category` | Indicates the category of the keyword. Values are `column_name`, `reserved`, `type_function` and `unreserved`. | `VARCHAR` |