# HLL函数和操作符
[HLL操作符](https://support.huaweicloud.com/sqlreference-dws/dws_06_0326.html)
:
[哈希函数](https://support.huaweicloud.com/sqlreference-dws/dws_06_0327.html)
:
[精度函数](https://support.huaweicloud.com/sqlreference-dws/dws_06_0328.html)
:
[聚合函数](https://support.huaweicloud.com/sqlreference-dws/dws_06_0329.html)
:
[功能函数](https://support.huaweicloud.com/sqlreference-dws/dws_06_0330.html)
:
[内置函数](https://support.huaweicloud.com/sqlreference-dws/dws_06_0331.html)
: