| Package | Description | 
|---|---|
| org.pentaho.di.job | 
 This package contains the different elements that make up a Job. 
 | 
| org.pentaho.di.trans | 
 This package contains the classes needed to define and execute transformations. 
 | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
JobMeta
The definition of a PDI job is represented by a JobMeta object. 
 | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
TransMeta
This class defines information about a transformation and offers methods to save and load it from XML or a PDI
 database repository, as well as methods to alter a transformation by adding/removing databases, steps, hops, etc. 
 |