public class ColumnRenamerMap extends ColumnRenamer
ColumnRenamer
based on a fixed map of
original and replacement columns.NULL
Constructor and Description |
---|
ColumnRenamerMap(Map<Attribute,Attribute> originalsToReplacements) |
Modifier and Type | Method and Description |
---|---|
AliasMap |
applyTo(AliasMap aliases) |
Attribute |
applyTo(Attribute original) |
String |
toString() |
applyTo, applyTo, applyTo, applyTo, applyToJoinSet, applyToProjectionSet, invertMap
public Attribute applyTo(Attribute original)
applyTo
in class ColumnRenamer
original
- A columnpublic AliasMap applyTo(AliasMap aliases)
applyTo
in class ColumnRenamer