Package org.apache.drill.exec.planner.logical

Class DrillScanRel

java.lang.Object
org.apache.calcite.rel.AbstractRelNode
org.apache.calcite.rel.core.TableScan
org.apache.drill.exec.planner.common.DrillScanRelBase
org.apache.drill.exec.planner.logical.DrillScanRel
All Implemented Interfaces:
Cloneable, org.apache.calcite.plan.RelOptNode, org.apache.calcite.rel.hint.Hintable, org.apache.calcite.rel.RelNode, DrillRelNode, DrillRel
public class DrillScanRel extends DrillScanRelBase implements DrillRel
GroupScan of a Drill table.

  • Nested Class Summary

    Nested classes/interfaces inherited from interface org.apache.calcite.rel.RelNode

    org.apache.calcite.rel.RelNode.Context

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final int
    STAR_COLUMN_COST
     

    Fields inherited from class org.apache.drill.exec.planner.common.DrillScanRelBase

    drillTable, groupScan

    Fields inherited from class org.apache.calcite.rel.core.TableScan

    hints, table

    Fields inherited from class org.apache.calcite.rel.AbstractRelNode

    digest, id, traitSet

    Fields inherited from interface org.apache.drill.exec.planner.logical.DrillRel

    DRILL_LOGICAL

  • Constructor Summary

    Constructors
    Constructor
    Description
    DrillScanRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.plan.RelOptTable table)
     
    DrillScanRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.plan.RelOptTable table, boolean partitionFilterPushdown)
     
    DrillScanRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.plan.RelOptTable table, org.apache.calcite.rel.type.RelDataType rowType, List<SchemaPath> columns)
     
    DrillScanRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.plan.RelOptTable table, org.apache.calcite.rel.type.RelDataType rowType, List<SchemaPath> columns, boolean partitionFilterPushdown)
     
    DrillScanRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.plan.RelOptTable table, GroupScan groupScan, org.apache.calcite.rel.type.RelDataType rowType, List<SchemaPath> columns)
    Creates a DrillScanRel for a particular GroupScan
    DrillScanRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.plan.RelOptTable table, GroupScan groupScan, org.apache.calcite.rel.type.RelDataType rowType, List<SchemaPath> columns, boolean partitionFilterPushdown)
    Creates a DrillScanRel for a particular GroupScan

  • Method Summary

    Modifier and Type
    Method
    Description
    org.apache.calcite.plan.RelOptCost
    computeSelfCost(org.apache.calcite.plan.RelOptPlanner planner, org.apache.calcite.rel.metadata.RelMetadataQuery mq)
     
    static DrillScanRel
    convert(Scan scan, ConversionContext context)
     
    DrillScanRel
    copy(org.apache.calcite.plan.RelTraitSet traitSet, GroupScan scan, org.apache.calcite.rel.type.RelDataType rowType)
     
    org.apache.calcite.rel.type.RelDataType
    deriveRowType()
     
    double
    estimateRowCount(org.apache.calcite.rel.metadata.RelMetadataQuery mq)
     
    org.apache.calcite.rel.RelWriter
    explainTerms(org.apache.calcite.rel.RelWriter pw)
     
    List<SchemaPath>
    getColumns()
     
    static List<SchemaPath>
    getProjectedColumns(org.apache.calcite.plan.RelOptTable table, boolean isSelectStar)
     
    LogicalOperator
    implement(DrillImplementor implementor)
     
    boolean
    partitionFilterPushdown()
     

    Methods inherited from class org.apache.drill.exec.planner.common.DrillScanRelBase

    getDrillTable, getGroupScan

    Methods inherited from class org.apache.calcite.rel.core.TableScan

    accept, getHints, getTable, identity, identity, project

    Methods inherited from class org.apache.calcite.rel.AbstractRelNode

    accept, childrenAccept, collectVariablesSet, collectVariablesUsed, copy, deepEquals, deepHashCode, equals, explain, getCluster, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getInputs, getRelDigest, getRelTypeName, getRowType, getTraitSet, getVariablesSet, hashCode, isEnforcer, isValid, metadata, onRegister, recomputeDigest, register, replaceInput, sole, toString

    Methods inherited from class java.lang.Object

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

    Methods inherited from interface org.apache.calcite.rel.hint.Hintable

    attachHints, withHints

    Methods inherited from interface org.apache.calcite.rel.RelNode

    accept, accept, childrenAccept, collectVariablesSet, collectVariablesUsed, copy, deepEquals, deepHashCode, explain, explain, fieldIsNullable, getConvention, getCorrelVariable, getDigest, getExpectedInputRowType, getInput, getInputs, getRelDigest, getRelTypeName, getRowType, getTable, getVariablesSet, isEnforcer, isValid, metadata, onRegister, recomputeDigest, register, replaceInput

    Methods inherited from interface org.apache.calcite.plan.RelOptNode

    getCluster, getDescription, getId, getTraitSet

  • Field Details

  • Constructor Details

    • DrillScanRel

      public DrillScanRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.plan.RelOptTable table)

    • DrillScanRel

      public DrillScanRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.plan.RelOptTable table, boolean partitionFilterPushdown)

    • DrillScanRel

      public DrillScanRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.plan.RelOptTable table, org.apache.calcite.rel.type.RelDataType rowType, List<SchemaPath> columns)

    • DrillScanRel

      public DrillScanRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.plan.RelOptTable table, org.apache.calcite.rel.type.RelDataType rowType, List<SchemaPath> columns, boolean partitionFilterPushdown)

    • DrillScanRel

      public DrillScanRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.plan.RelOptTable table, GroupScan groupScan, org.apache.calcite.rel.type.RelDataType rowType, List<SchemaPath> columns)
      Creates a DrillScanRel for a particular GroupScan

    • DrillScanRel

      public DrillScanRel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.plan.RelOptTable table, GroupScan groupScan, org.apache.calcite.rel.type.RelDataType rowType, List<SchemaPath> columns, boolean partitionFilterPushdown)
      Creates a DrillScanRel for a particular GroupScan

  • Method Details

    • getColumns

      public List<SchemaPath> getColumns()

    • implement

      public LogicalOperator implement(DrillImplementor implementor)
      Specified by:
      implement in interface DrillRel

    • convert

      public static DrillScanRel convert(Scan scan, ConversionContext context)

    • deriveRowType

      public org.apache.calcite.rel.type.RelDataType deriveRowType()
      Overrides:
      deriveRowType in class org.apache.calcite.rel.core.TableScan

    • explainTerms

      public org.apache.calcite.rel.RelWriter explainTerms(org.apache.calcite.rel.RelWriter pw)
      Overrides:
      explainTerms in class org.apache.calcite.rel.core.TableScan

    • estimateRowCount

      public double estimateRowCount(org.apache.calcite.rel.metadata.RelMetadataQuery mq)
      Specified by:
      estimateRowCount in interface org.apache.calcite.rel.RelNode
      Overrides:
      estimateRowCount in class DrillScanRelBase

    • computeSelfCost

      public org.apache.calcite.plan.RelOptCost computeSelfCost(org.apache.calcite.plan.RelOptPlanner planner, org.apache.calcite.rel.metadata.RelMetadataQuery mq)
      Specified by:
      computeSelfCost in interface org.apache.calcite.rel.RelNode
      Overrides:
      computeSelfCost in class DrillScanRelBase

    • partitionFilterPushdown

      public boolean partitionFilterPushdown()

    • getProjectedColumns

      public static List<SchemaPath> getProjectedColumns(org.apache.calcite.plan.RelOptTable table, boolean isSelectStar)

    • copy

      public DrillScanRel copy(org.apache.calcite.plan.RelTraitSet traitSet, GroupScan scan, org.apache.calcite.rel.type.RelDataType rowType)
      Specified by:
      copy in class DrillScanRelBase