DataFrame.Persist Method

Definition

Namespace:

Microsoft.Spark.Sql

Assembly:

Microsoft.Spark.dll

Package:

Microsoft.Spark v1.0.0

Overloads

Persist()	Persist this DataFrame with the default storage level MEMORY_AND_DISK.
Persist(StorageLevel)	Persist this DataFrame with the given storage level.

Persist()

Persist this DataFrame with the default storage level MEMORY_AND_DISK.

public Microsoft.Spark.Sql.DataFrame Persist ();

member this.Persist : unit -> Microsoft.Spark.Sql.DataFrame

Public Function Persist () As DataFrame

Returns

DataFrame

DataFrame object

Persist(StorageLevel)

Persist this DataFrame with the given storage level.

public Microsoft.Spark.Sql.DataFrame Persist (Microsoft.Spark.Sql.StorageLevel storageLevel);

member this.Persist : Microsoft.Spark.Sql.StorageLevel -> Microsoft.Spark.Sql.DataFrame

Public Function Persist (storageLevel As StorageLevel) As DataFrame

Parameters

storageLevel

StorageLevel

StorageLevel() to persist the DataFrame to.

Returns

DataFrame

DataFrame object