org.apache.flink.table.planner.plan.rules.logical

Class PythonCorrelateSplitRule

java.lang.Object

org.apache.calcite.plan.RelOptRule

org.apache.flink.table.planner.plan.rules.logical.PythonCorrelateSplitRule

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

Rule will split the Python FlinkLogicalTableFunctionScan with Java calls or the Java FlinkLogicalTableFunctionScan with Python calls into a FlinkLogicalCalc which will be the left input of the new FlinkLogicalCorrelate and a new FlinkLogicalTableFunctionScan.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.calcite.plan.RelOptRule

org.apache.calcite.plan.RelOptRule.ConverterRelOptRuleOperand

Field Summary

Fields

Modifier and Type	Field and Description
static PythonCorrelateSplitRule	INSTANCE

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

description, operands, relBuilderFactory

Method Summary

Modifier and Type	Method and Description
boolean	matches(org.apache.calcite.plan.RelOptRuleCall call)
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, 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 PythonCorrelateSplitRule INSTANCE

Method Detail

matches

public boolean matches(org.apache.calcite.plan.RelOptRuleCall call)

Overrides:

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

onMatch

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

Specified by:

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