# 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 |