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# Auxiliary SQL Functions

Kyuubi provides several auxiliary SQL functions as supplement to Hive's [Built-in Functions](https://cwiki.apache.org/confluence/display/hive/languagemanual+udf#LanguageManualUDF-Built-inFunctions)

|      Name      |             Description             | Return Type | Since |
|----------------|-------------------------------------|-------------|-------|
| kyuubi_version | Return the version of Kyuubi Server | string      | 1.8.0 |
| engine_name    | Return the name of engine           | string      | 1.8.0 |
| engine_id      | Return the id of engine             | string      | 1.8.0 |
| system_user    | Return the system user              | string      | 1.8.0 |
| session_user   | Return the session user             | string      | 1.8.0 |

