de.unknownreality.dataframe.join

Class InnerJoin

java.lang.Object

de.unknownreality.dataframe.join.AbstractJoin

de.unknownreality.dataframe.join.InnerJoin

public class InnerJoin
extends AbstractJoin

Created by Alex on 10.07.2016.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	InnerJoin()

Method Summary

Modifier and Type	Method and Description
JoinedDataFrame	join(DataFrame dfA, DataFrame dfB, String joinSuffixA, String joinSuffixB, JoinColumn... joinColumns) Joins two data frames using the INNER JOIN method

Methods inherited from class de.unknownreality.dataframe.join.AbstractJoin

appendGroupJoinedRows, fillJoinHeader, fillNA, fillValues, setGroupValuesA, setGroupValuesB

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

InnerJoin

protected InnerJoin()

Method Detail

join

public JoinedDataFrame join(DataFrame dfA,
                            DataFrame dfB,
                            String joinSuffixA,
                            String joinSuffixB,
                            JoinColumn... joinColumns)

Joins two data frames using the INNER JOIN method

Specified by:

join in class AbstractJoin

Parameters:

dfA - first data frame

dfB - second data frame

joinSuffixA - suffix used for columns from the first data frame

joinSuffixB - suffix used for columns from the second data frame

joinColumns - columns used for the join

Returns:

joined data frame