DataFrame.Unpersist(Boolean) Method

Reference

Definition

Namespace:: Microsoft.Spark.Sql

Assembly:: Microsoft.Spark.dll

Package:: Microsoft.Spark v1.0.0

Important

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Mark the Dataset as non-persistent, and remove all blocks for it from memory and disk.

public Microsoft.Spark.Sql.DataFrame Unpersist (bool blocking = false);

member this.Unpersist : bool -> Microsoft.Spark.Sql.DataFrame

Public Function Unpersist (Optional blocking As Boolean = false) As DataFrame

Parameters

blocking: Boolean

Returns

DataFrame

Remarks

This will not un-persist any cached data that is built upon this DataFrame.

Applies to