| Interface | Description | 
|---|---|
| Transform | 
 Represents a transform function in the public logical expression API. 
 | 
| Class | Description | 
|---|---|
| Transform.SingleFieldTransform | 
 Base class for simple transforms of a single field. 
 | 
| Transforms | 
 Helper methods to create logical transforms to pass into Apache Gravitino. 
 | 
| Transforms.ApplyTransform | 
 A transform that applies a function to the input value. 
 | 
| Transforms.BucketTransform | 
 A transform that returns the bucket of the input value. 
 | 
| Transforms.DayTransform | 
 A transform that returns the day of the input value. 
 | 
| Transforms.HourTransform | 
 A transform that returns the hour of the input value. 
 | 
| Transforms.IdentityTransform | 
 A transform that returns the input value. 
 | 
| Transforms.ListTransform | 
 A transform that includes multiple fields in a list. 
 | 
| Transforms.MonthTransform | 
 A transform that returns the month of the input value. 
 | 
| Transforms.RangeTransform | 
 A transform that returns the range of the input value. 
 | 
| Transforms.TruncateTransform | 
 A transform that returns the truncated value of the input value with the given width. 
 | 
| Transforms.YearTransform | 
 A transform that returns the year of the input value. 
 |