Package org.apache.beam.sdk.io.singlestore

Class SingleStoreIO.Read<T>

java.lang.Object

org.apache.beam.sdk.transforms.PTransform<org.apache.beam.sdk.values.PBegin,org.apache.beam.sdk.values.PCollection<T>>

org.apache.beam.sdk.io.singlestore.SingleStoreIO.Read<T>

All Implemented Interfaces:

java.io.Serializable, org.apache.beam.sdk.transforms.display.HasDisplayData

Enclosing class:

SingleStoreIO

public abstract static class SingleStoreIO.Read<T>
extends org.apache.beam.sdk.transforms.PTransform<org.apache.beam.sdk.values.PBegin,org.apache.beam.sdk.values.PCollection<T>>

A PTransform for reading data from SingleStoreDB. It is used by SingleStoreIO.read().

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SingleStoreIO.Read.SingleStoreRowMapperInitializationException

Field Summary

Fields inherited from class org.apache.beam.sdk.transforms.PTransform

annotations, displayData, name, resourceHints

Constructor Summary

Constructors

Constructor	Description
Read()

Method Summary

Modifier and Type	Method	Description
org.apache.beam.sdk.values.PCollection<T>	expand(org.apache.beam.sdk.values.PBegin input)
void	populateDisplayData(org.apache.beam.sdk.transforms.display.DisplayData.Builder builder)
SingleStoreIO.Read<T>	withDataSourceConfiguration(SingleStoreIO.DataSourceConfiguration config)
SingleStoreIO.Read<T>	withOutputParallelization(java.lang.Boolean outputParallelization)	Whether to reshuffle the resulting PCollection so results are distributed to all workers.
SingleStoreIO.Read<T>	withQuery(java.lang.String query)
SingleStoreIO.Read<T>	withRowMapper(SingleStoreIO.RowMapper<T> rowMapper)
SingleStoreIO.Read<T>	withStatementPreparator(SingleStoreIO.StatementPreparator statementPreparator)
SingleStoreIO.Read<T>	withTable(java.lang.String table)

Methods inherited from class org.apache.beam.sdk.transforms.PTransform

addAnnotation, compose, compose, getAdditionalInputs, getAnnotations, getDefaultOutputCoder, getDefaultOutputCoder, getDefaultOutputCoder, getKindString, getName, getResourceHints, setDisplayData, setResourceHints, toString, validate, validate

Methods inherited from class java.lang.Object

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

Constructor Detail

Read

public Read()

Method Detail

withDataSourceConfiguration

public SingleStoreIO.Read<T> withDataSourceConfiguration(SingleStoreIO.DataSourceConfiguration config)

withQuery

public SingleStoreIO.Read<T> withQuery(java.lang.String query)

withTable

public SingleStoreIO.Read<T> withTable(java.lang.String table)

withStatementPreparator

public SingleStoreIO.Read<T> withStatementPreparator(SingleStoreIO.StatementPreparator statementPreparator)

withOutputParallelization

public SingleStoreIO.Read<T> withOutputParallelization(java.lang.Boolean outputParallelization)

Whether to reshuffle the resulting PCollection so results are distributed to all workers. The default is to parallelize and should only be changed if this is known to be unnecessary.

withRowMapper

public SingleStoreIO.Read<T> withRowMapper(SingleStoreIO.RowMapper<T> rowMapper)

expand

public org.apache.beam.sdk.values.PCollection<T> expand(org.apache.beam.sdk.values.PBegin input)

Specified by:

expand in class org.apache.beam.sdk.transforms.PTransform<org.apache.beam.sdk.values.PBegin,org.apache.beam.sdk.values.PCollection<T>>

populateDisplayData

public void populateDisplayData(org.apache.beam.sdk.transforms.display.DisplayData.Builder builder)

Specified by:

populateDisplayData in interface org.apache.beam.sdk.transforms.display.HasDisplayData

Overrides:

populateDisplayData in class org.apache.beam.sdk.transforms.PTransform<org.apache.beam.sdk.values.PBegin,org.apache.beam.sdk.values.PCollection<T>>