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Public Member Functions | List of all members
fm::data_frame Class Reference

#include <data_frame.h>

Public Member Functions

virtual std::shared_ptr
< vector_vector > 
groupby (const std::string &col_name, const gr_apply_operate< sub_data_frame > &op) const

Detailed Description

This implements the data frame in R. It also resembles a SQL table. Data is stored column-wise and each column has its own data type

Member Function Documentation

virtual std::shared_ptr<vector_vector> fm::data_frame::groupby ( const std::string &  col_name,
const gr_apply_operate< sub_data_frame > &  op 
) const

We group the rows of the data frame by the values in the specified column.

The documentation for this class was generated from the following file: