SQL
Statistical Aggregates
<div class="nostroke_table"></div>  
|   |   |
|:--|:--------|
| **Description** |The population covariance, which does not include bias correction. |
| **Formula** | `(sum(x*y) - sum(x) * sum(y) / regr_count(y, x)) / regr_count(y, x)`, `covar_samp(y, x) * (1 - 1 / regr_count(y, x))` |
| **Alias(es)** | - |