PrimaryKeyInformation (hibernate-core JavaDocs)

```
public interface PrimaryKeyInformation
```
Provides access to information about existing primary key for a table

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Iterable<ColumnInformation>`	`getColumns()`	Obtain the columns making up the primary key.
`Identifier`	`getPrimaryKeyIdentifier()`	Obtain the identifier for this PK.

- Method Detail
  - getPrimaryKeyIdentifier
```
Identifier getPrimaryKeyIdentifier()
```
    Obtain the identifier for this PK.
    
    Returns:
    
    The PK identifier.
  - getColumns
```
Iterable<ColumnInformation> getColumns()
```
    Obtain the columns making up the primary key. Returned in sequential order.
    
    Returns:
    
    The columns