汇总

- ROLLUP

- CUBE

抽样

- Sampling

排名

- Rank

- Percentile

- Top

- Bottom

滑动窗口

- Avg

- Sum

- Min

- Max

- Count

- Variance

- Stddev

- Firstvalue

同比

- Period-over-period comparisons

时间序列

- Lag

报表函数

- Sum

- Avg

- Min

- Max

- Variance

- Stddev

- Count

- Ratiotoreport

统计函数

- Covariance

- Correlation

- Linear regression