avantgardnerio commented on PR #7192:
URL:
https://github.com/apache/arrow-datafusion/pull/7192#issuecomment-1681158630
Does anyone know how I test filters? I see in the codebase:
```
/// Optional filter expression to evaluate, one for each for
/// accumulator. If present, only those rows for which the filter
/// evaluate to true should be included in the aggregate results.
///
/// For example, for an aggregate like `SUM(x FILTER x > 100)`,
/// the filter expression is `x > 100`.
```
but when I try that syntax I get:
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