Spark Project SQL 3.0.1 API < Back

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package root

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root
package org

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root
package apache

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org
package spark

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apache
package sql
Allows the execution of relational queries, including those expressed in SQL using Spark.
Allows the execution of relational queries, including those expressed in SQL using Spark.

Definition Classes
spark
package execution
The physical execution component of Spark SQL.
The physical execution component of Spark SQL. Note that this is a private package. All classes in catalyst are considered an internal API to Spark SQL and are subject to change between minor releases.

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sql
package streaming

Definition Classes
execution
package continuous

Definition Classes
streaming
package shuffle

Definition Classes
continuous
ContinuousShuffleReadPartition
ContinuousShuffleReadRDD
ContinuousShuffleReader
ContinuousShuffleWriter
RPCContinuousShuffleWriter

t

org.apache.spark.sql.execution.streaming.continuous.shuffle

ContinuousShuffleReader

trait ContinuousShuffleReader extends AnyRef

Trait for reading from a continuous processing shuffle.

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abstract def read(): Iterator[UnsafeRow]
Returns an iterator over the incoming rows in an epoch.
Returns an iterator over the incoming rows in an epoch. Implementations should block waiting for new rows to arrive, and end the iterator once they've received epoch markers from all shuffle writers.

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