Package org.apache.calcite.adapter.pig
Class PigToEnumerableConverterRule
java.lang.Object
org.apache.calcite.plan.RelOptRule
org.apache.calcite.plan.RelRule<ConverterRule.Config>
org.apache.calcite.rel.convert.ConverterRule
org.apache.calcite.adapter.pig.PigToEnumerableConverterRule
Rule to convert a relational expression from
PigRel.CONVENTION
to EnumerableConvention
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Nested Class Summary
Nested classes/interfaces inherited from class org.apache.calcite.rel.convert.ConverterRule
ConverterRule.Config
Nested classes/interfaces inherited from class org.apache.calcite.plan.RelRule
RelRule.Done, RelRule.MatchHandler<R extends RelOptRule>, RelRule.OperandBuilder, RelRule.OperandDetailBuilder<R extends RelNode>, RelRule.OperandTransform
Nested classes/interfaces inherited from class org.apache.calcite.plan.RelOptRule
RelOptRule.ConverterRelOptRuleOperand
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Field Summary
Fields inherited from class org.apache.calcite.rel.convert.ConverterRule
out
Fields inherited from class org.apache.calcite.plan.RelOptRule
description, operands, relBuilderFactory
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Method Summary
Methods inherited from class org.apache.calcite.rel.convert.ConverterRule
getInTrait, getOutConvention, getOutTrait, getTraitDef, isGuaranteed, onMatch
Methods inherited from class org.apache.calcite.plan.RelOptRule
any, convert, convert, convert, convert, convertList, convertOperand, convertOperand, equals, equals, getOperand, getOperands, hashCode, matches, none, operand, operand, operand, operand, operand, operandJ, operandJ, some, toString, unordered
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Field Details
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INSTANCE
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Method Details
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convert
Description copied from class:ConverterRule
Converts a relational expression to the target trait(s) of this rule.Returns null if conversion is not possible.
- Specified by:
convert
in classConverterRule
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