Package com.linkedin.venice.views

Class MaterializedView

java.lang.Object

com.linkedin.venice.views.VeniceView

com.linkedin.venice.views.MaterializedView

public class MaterializedView
extends VeniceView

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	MATERIALIZED_VIEW_TOPIC_SUFFIX

Fields inherited from class com.linkedin.venice.views.VeniceView

props, store, VIEW_TOPIC_SEPARATOR, viewParameters

Constructor Summary

Constructors

Constructor	Description
MaterializedView(java.util.Properties props, Store store, java.util.Map<java.lang.String,java.lang.String> viewParameters)

Method Summary

Modifier and Type	Method	Description
java.util.Map<java.lang.String,VeniceProperties>	getTopicNamesAndConfigsForVersion(int version)	Implementations should override to return a map of topicName:topic Configs relevant for topic materialization (things like partition count, RF, etc.) TODO: Come up with list of config names that should be parsed by VeniceAdmin to pass along to TopicManager.
void	validateConfigs()	ViewParameterKeys.MATERIALIZED_VIEW_PARTITION_COUNT is required to configure a new re-partition view.

Methods inherited from class com.linkedin.venice.views.VeniceView

close, getWriterClassName, isViewTopic, parseStoreFromViewTopic, parseVersionFromViewTopic

Methods inherited from class java.lang.Object

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

Field Detail

MATERIALIZED_VIEW_TOPIC_SUFFIX

public static final java.lang.String MATERIALIZED_VIEW_TOPIC_SUFFIX

See Also:

Constant Field Values

Constructor Detail

MaterializedView

public MaterializedView(java.util.Properties props,
                        Store store,
                        java.util.Map<java.lang.String,java.lang.String> viewParameters)

Method Detail

getTopicNamesAndConfigsForVersion

public java.util.Map<java.lang.String,VeniceProperties> getTopicNamesAndConfigsForVersion(int version)

Description copied from class: VeniceView

Implementations should override to return a map of topicName:topic Configs relevant for topic materialization (things like partition count, RF, etc.) TODO: Come up with list of config names that should be parsed by VeniceAdmin to pass along to TopicManager.

Overrides:

getTopicNamesAndConfigsForVersion in class VeniceView

Returns:

a map keyed by the name of the topic to be created and the configs which should be applied for that creation

validateConfigs

public void validateConfigs()

ViewParameterKeys.MATERIALIZED_VIEW_PARTITION_COUNT is required to configure a new re-partition view. ViewParameterKeys.MATERIALIZED_VIEW_PARTITIONER is optional. The re-partition view will use the store level partitioner config if it's not specified in the view parameters. ViewParameterKeys.MATERIALIZED_VIEW_PARTITIONER_PARAMS is optional.

Overrides:

validateConfigs in class VeniceView