org.apache.drill.exec.ops

Class ViewExpansionContext.ViewExpansionToken

java.lang.Object

org.apache.drill.exec.ops.ViewExpansionContext.ViewExpansionToken

Enclosing class:

ViewExpansionContext

public class ViewExpansionContext.ViewExpansionToken
extends Object

Represents token issued to a view owner for expanding the view.

Method Summary

Methods

Modifier and Type	Method and Description
org.apache.calcite.schema.SchemaPlus	getSchemaTree() Get schema tree for view owner who owns this token.
void	release() Release the token.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getSchemaTree

public org.apache.calcite.schema.SchemaPlus getSchemaTree()

Get schema tree for view owner who owns this token.

Returns:

Root of schema tree.

release

public void release()

Release the token. Once released all method calls (except release) cause IllegalStateException.