ScalarFunction (Pinot Service Provider Interface 0.12.1 API)

```
@Retention(RUNTIME)
@Target(METHOD)
public @interface ScalarFunction
```
Annotation Class for Scalar Functions. Methods annotated using the interface are registered in the FunctionsRegistry, and can be used for transform and filtering during record ingestion, and transform and post-aggregation during query execution. NOTE: 1. The annotated method must be under the package of name 'org.apache.pinot.*.function.*' to be auto-registered. 2. The following parameter types are supported for auto type conversion: - int/Integer - long/Long - float/Float - double/Double - String - byte[]

- Optional Element Summary
  
  Optional Elements
  Modifier and Type Optional Element Description
  
  boolean enabled
  
  String[] names
  
  boolean nullableParameters

- Element Detail
  - enabled
```
boolean enabled
```
    Default:
    
    true
- - names
```
String[] names
```
    Default:
    
    {}
- - nullableParameters
```
boolean nullableParameters
```
    Default:
    
    false