org.apache.drill.exec.planner.logical

Class DrillUnionAllRule

java.lang.Object

org.apache.calcite.plan.RelOptRule

org.apache.drill.exec.planner.logical.DrillUnionAllRule

public class DrillUnionAllRule
extends org.apache.calcite.plan.RelOptRule

Rule that converts a LogicalUnion to a DrillUnionRelBase, implemented by a "union" operation.

Field Summary

Fields

Modifier and Type	Field and Description
static org.apache.calcite.plan.RelOptRule	INSTANCE
protected static org.slf4j.Logger	tracer

Fields inherited from class org.apache.calcite.plan.RelOptRule

description, operands, relBuilderFactory

Method Summary

Modifier and Type	Method and Description
void	onMatch(org.apache.calcite.plan.RelOptRuleCall call)

Methods inherited from class org.apache.calcite.plan.RelOptRule

any, convert, convert, convertList, convertOperand, convertOperand, equals, equals, getOperand, getOperands, getOutConvention, getOutTrait, hashCode, matches, none, operand, operand, operand, operand, operand, operandJ, operandJ, some, toString, unordered

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

INSTANCE

public static final org.apache.calcite.plan.RelOptRule INSTANCE

tracer

protected static final org.slf4j.Logger tracer

Method Detail

onMatch

public void onMatch(org.apache.calcite.plan.RelOptRuleCall call)

Specified by:

onMatch in class org.apache.calcite.plan.RelOptRule