StarTreeV2 (Pinot Segment Service Provider Interface 0.12.0 API)

All Superinterfaces:

AutoCloseable, Closeable
```
public interface StarTreeV2
extends Closeable
```
The StarTreeV2 class is a wrapper on top of star-tree, its metadata, and the data sources associated with it.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`DataSource`	`getDataSource(String columnName)`	Returns the data source for the given column name, where the column name could be dimension name or from `AggregationFunctionColumnPair.toColumnName()`.
`StarTreeV2Metadata`	`getMetadata()`	Returns the metadata of the star-tree.
`StarTree`	`getStarTree()`	Returns the `StarTree` data structure.

Methods inherited from interface java.io.Closeable
close

- Method Detail
  - getStarTree
```
StarTree getStarTree()
```
    Returns the StarTree data structure.
  - getMetadata
```
StarTreeV2Metadata getMetadata()
```
    Returns the metadata of the star-tree.
  - getDataSource
```
DataSource getDataSource(String columnName)
```
    Returns the data source for the given column name, where the column name could be dimension name or from AggregationFunctionColumnPair.toColumnName().