org.apache.hadoop.hive.ql.hooks

Class ATSHook

java.lang.Object

org.apache.hadoop.hive.ql.hooks.ATSHook

All Implemented Interfaces:

ExecuteWithHookContext, Hook

public class ATSHook
extends Object
implements ExecuteWithHookContext

ATSHook sends query + plan info to Yarn App Timeline Server. To enable (hadoop 2.4 and up) set hive.exec.pre.hooks/hive.exec.post.hooks/hive.exec.failure.hooks to include this class.

Constructor Summary

Constructors

Constructor and Description
ATSHook()

Method Summary

Modifier and Type	Method and Description
protected org.apache.hadoop.hive.ql.hooks.ATSHook.ExecutionMode	getExecutionMode(QueryPlan plan)
protected List<String>	getTablesFromEntitySet(Set<? extends Entity> entities)
void	run(HookContext hookContext)

Methods inherited from class java.lang.Object

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

Constructor Detail

ATSHook

public ATSHook()

Method Detail

run

public void run(HookContext hookContext)
         throws Exception

Specified by:

run in interface ExecuteWithHookContext

Parameters:

hookContext - The hook context passed to each hooks.

Throws:

Exception

getTablesFromEntitySet

protected List<String> getTablesFromEntitySet(Set<? extends Entity> entities)

getExecutionMode

protected org.apache.hadoop.hive.ql.hooks.ATSHook.ExecutionMode getExecutionMode(QueryPlan plan)