DataFrame.Describe(String[]) Method

Reference

Definition

Namespace:: Microsoft.Spark.Sql

Assembly:: Microsoft.Spark.dll

Package:: Microsoft.Spark v1.0.0

Important

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Computes basic statistics for numeric and string columns, including count, mean, stddev, min, and max. If no columns are given, this function computes statistics for all numerical or string columns.

public Microsoft.Spark.Sql.DataFrame Describe (params string[] cols);

member this.Describe : string[] -> Microsoft.Spark.Sql.DataFrame

Public Function Describe (ParamArray cols As String()) As DataFrame

Parameters

cols: String[]

Column names

Returns

DataFrame

DataFrame object

Remarks

This function is meant for exploratory data analysis, as we make no guarantee about the backward compatibility of the schema of the resulting DataFrame. If you want to programmatically compute summary statistics, use the `agg` function instead.

Applies to