org.apache.hadoop.yarn.server.timelineservice.storage.subapplication

Class SubApplicationTable

java.lang.Object

org.apache.hadoop.yarn.server.timelineservice.storage.common.BaseTable<SubApplicationTable>

org.apache.hadoop.yarn.server.timelineservice.storage.subapplication.SubApplicationTable

public class SubApplicationTable
extends BaseTable<SubApplicationTable>

The sub application table has column families: info, config and metrics. Info stores information about a timeline entity object config stores configuration data of a timeline entity object metrics stores the metrics of a timeline entity object Example sub application table record:

 |-------------------------------------------------------------------------|
 |  Row          | Column Family             | Column Family| Column Family|
 |  key          | info                      | metrics      | config       |
 |-------------------------------------------------------------------------|
 | subAppUserId! | id:entityId               | metricId1:   | configKey1:  |
 | clusterId!    | type:entityType           | metricValue1 | configValue1 |
 | entityType!   |                           | @timestamp1  |              |
 | idPrefix!|    |                           |              | configKey2:  |
 | entityId!     | created_time:             | metricId1:   | configValue2 |
 | userId        | 1392993084018             | metricValue2 |              |
 |               |                           | @timestamp2  |              |
 |               | i!infoKey:                |              |              |
 |               | infoValue                 | metricId1:   |              |
 |               |                           | metricValue1 |              |
 |               |                           | @timestamp2  |              |
 |               | e!eventId=timestamp=      |              |              |
 |               | infoKey:                  |              |              |
 |               | eventInfoValue            |              |              |
 |               |                           |              |              |
 |               | r!relatesToKey:           |              |              |
 |               | id3=id4=id5               |              |              |
 |               |                           |              |              |
 |               | s!isRelatedToKey          |              |              |
 |               | id7=id9=id6               |              |              |
 |               |                           |              |              |
 |               | flowVersion:              |              |              |
 |               | versionValue              |              |              |
 |-------------------------------------------------------------------------|
 

Field Summary

Fields

Modifier and Type	Field and Description
static String	DEFAULT_TABLE_NAME default value for subapplication table name.
static String	TABLE_NAME_CONF_NAME config param name that specifies the subapplication table name.

Constructor Summary

Constructors

Constructor and Description
SubApplicationTable()

Method Summary

Methods

Modifier and Type	Method and Description
void	createTable(org.apache.hadoop.hbase.client.Admin admin, org.apache.hadoop.conf.Configuration hbaseConf) Used to create the table in HBase.
void	setMetricsTTL(int metricsTTL, org.apache.hadoop.conf.Configuration hbaseConf)

Methods inherited from class org.apache.hadoop.yarn.server.timelineservice.storage.common.BaseTable

getResult, getResultScanner, getTableMutator, getTableName, getTableName, getTableName

Methods inherited from class java.lang.Object

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

Field Detail

TABLE_NAME_CONF_NAME

public static final String TABLE_NAME_CONF_NAME

config param name that specifies the subapplication table name.

See Also:

Constant Field Values

DEFAULT_TABLE_NAME

public static final String DEFAULT_TABLE_NAME

default value for subapplication table name.

See Also:

Constant Field Values

Constructor Detail

SubApplicationTable

public SubApplicationTable()

Method Detail

createTable

public void createTable(org.apache.hadoop.hbase.client.Admin admin,
               org.apache.hadoop.conf.Configuration hbaseConf)
                 throws IOException

Description copied from class: BaseTable

Used to create the table in HBase. Should be called only once (per HBase instance).

Specified by:

createTable in class BaseTable<SubApplicationTable>

Parameters:

admin - Used for doing HBase table operations.

hbaseConf - Hbase configuration.

Throws:

IOException - if any exception occurs while creating the table.

setMetricsTTL

public void setMetricsTTL(int metricsTTL,
                 org.apache.hadoop.conf.Configuration hbaseConf)

Parameters:

metricsTTL - time to live parameter for the metricss in this table.

hbaseConf - configururation in which to set the metrics TTL config variable.