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DataFrameWriter.Mode Method

  • Reference

Definition

Namespace:
Microsoft.Spark.Sql
Assembly:
Microsoft.Spark.dll
Package:
Microsoft.Spark v1.0.0

Overloads

Mode(SaveMode)

Specifies the behavior when data or table already exists.
Mode(String)

Specifies the behavior when data or table already exists.

Mode(SaveMode)

Specifies the behavior when data or table already exists.

public Microsoft.Spark.Sql.DataFrameWriter Mode (Microsoft.Spark.Sql.SaveMode saveMode);
member this.Mode : Microsoft.Spark.Sql.SaveMode -> Microsoft.Spark.Sql.DataFrameWriter
Public Function Mode (saveMode As SaveMode) As DataFrameWriter

Parameters

saveMode
SaveMode

Save mode enum

Returns

DataFrameWriter

This DataFrameWriter object

Remarks

Options include: - SaveMode.Overwrite: overwrite the existing data. - SaveMode.Append: append the data. - SaveMode.Ignore: ignore the operation (i.e. no-op). - SaveMode.ErrorIfExists: default option, throw an exception at runtime.

Applies to

Mode(String)

Specifies the behavior when data or table already exists.

public Microsoft.Spark.Sql.DataFrameWriter Mode (string saveMode);
member this.Mode : string -> Microsoft.Spark.Sql.DataFrameWriter
Public Function Mode (saveMode As String) As DataFrameWriter

Parameters

saveMode
String

Save mode string

Returns

DataFrameWriter

This DataFrameWriter object

Remarks

Options include: - "overwrite": overwrite the existing data. - "append": append the data. - "ignore": ignore the operation (i.e.no-op). - "error" or "errorifexists": default option, throw an exception at runtime.

Applies to