Package org.apache.calcite.plan

Interface RelRule.OperandBuilder

Enclosing class:

RelRule<C extends RelRule.Config>

public static interface RelRule.OperandBuilder

Callback to create an operand.

See Also:

• RelRule.OperandTransform

Method Summary

Modifier and Type	Method	Description
RelRule.Done	exactly(RelOptRuleOperand operand)	Supplies an operand that has been built manually.
<R extends RelNode> RelRule.OperandDetailBuilder<R>	operand(Class<R> relClass)	Starts building an operand by specifying its class.

Method Details

operand

<R extends RelNode> RelRule.OperandDetailBuilder<R> operand(Class<R> relClass)

Starts building an operand by specifying its class. Call further methods on the returned RelRule.OperandDetailBuilder to complete the operand.

exactly

RelRule.Done exactly(RelOptRuleOperand operand)

Supplies an operand that has been built manually.