public final class LogicalSort extends Sort
Sort
not targeted at any particular engine or
calling convention.
Temporarily copy from calcite to cherry-pick [CALCITE-5107] and will be removed when upgrade the latest calcite.
Constructor and Description |
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LogicalSort(org.apache.calcite.rel.RelInput input)
Creates a LogicalSort by parsing serialized output.
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Modifier and Type | Method and Description |
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org.apache.calcite.rel.RelNode |
accept(org.apache.calcite.rel.RelShuttle shuttle) |
Sort |
copy(org.apache.calcite.plan.RelTraitSet traitSet,
org.apache.calcite.rel.RelNode newInput,
org.apache.calcite.rel.RelCollation newCollation,
@Nullable org.apache.calcite.rex.RexNode offset,
@Nullable org.apache.calcite.rex.RexNode fetch) |
static LogicalSort |
create(org.apache.calcite.rel.RelNode input,
org.apache.calcite.rel.RelCollation collation,
@Nullable org.apache.calcite.rex.RexNode offset,
@Nullable org.apache.calcite.rex.RexNode fetch)
Creates a LogicalSort.
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org.apache.calcite.rel.RelNode |
withHints(List<org.apache.calcite.rel.hint.RelHint> hintList) |
accept, computeSelfCost, copy, copy, explainTerms, getCollation, getHints, getSortExps, isEnforcer
childrenAccept, deriveRowType, estimateRowCount, getInput, getInputs, replaceInput
collectVariablesSet, collectVariablesUsed, deepEquals, deepHashCode, equals, explain, getCluster, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getRelDigest, getRelTypeName, getRowType, getTable, getTraitSet, getVariablesSet, hashCode, isValid, metadata, onRegister, recomputeDigest, register, sole, toString
public LogicalSort(org.apache.calcite.rel.RelInput input)
public static LogicalSort create(org.apache.calcite.rel.RelNode input, org.apache.calcite.rel.RelCollation collation, @Nullable org.apache.calcite.rex.RexNode offset, @Nullable org.apache.calcite.rex.RexNode fetch)
input
- Input relational expressioncollation
- array of sort specificationsoffset
- Expression for number of rows to discard before returning first rowfetch
- Expression for number of rows to fetchpublic Sort copy(org.apache.calcite.plan.RelTraitSet traitSet, org.apache.calcite.rel.RelNode newInput, org.apache.calcite.rel.RelCollation newCollation, @Nullable org.apache.calcite.rex.RexNode offset, @Nullable org.apache.calcite.rex.RexNode fetch)
public org.apache.calcite.rel.RelNode accept(org.apache.calcite.rel.RelShuttle shuttle)
accept
in interface org.apache.calcite.rel.RelNode
accept
in class org.apache.calcite.rel.AbstractRelNode
public org.apache.calcite.rel.RelNode withHints(List<org.apache.calcite.rel.hint.RelHint> hintList)
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