public class RelColumnMapping
extends java.lang.Object
RelNode
to
one of its output columns.Modifier and Type | Field and Description |
---|---|
boolean |
derived
Whether the column mapping transforms the input.
|
int |
iInputColumn
0-based ordinal of mapped column within input rel.
|
int |
iInputRel
0-based ordinal of mapped input rel.
|
int |
iOutputColumn
0-based ordinal of mapped output column.
|
Constructor and Description |
---|
RelColumnMapping(int iOutputColumn,
int iInputRel,
int iInputColumn,
boolean derived) |
public final int iOutputColumn
public final int iInputRel
public final int iInputColumn
public final boolean derived
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