org.apache.hadoop.hive.ql.optimizer.calcite.rules

Class HiveRelFieldTrimmer

java.lang.Object

org.apache.calcite.sql2rel.RelFieldTrimmer

org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveRelFieldTrimmer

All Implemented Interfaces:

org.apache.calcite.util.ReflectiveVisitor

public class HiveRelFieldTrimmer
extends org.apache.calcite.sql2rel.RelFieldTrimmer

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.calcite.sql2rel.RelFieldTrimmer

org.apache.calcite.sql2rel.RelFieldTrimmer.TrimResult

Constructor Summary

Constructors

Constructor and Description
HiveRelFieldTrimmer(org.apache.calcite.sql.validate.SqlValidator validator)
HiveRelFieldTrimmer(org.apache.calcite.sql.validate.SqlValidator validator, org.apache.calcite.rel.core.RelFactories.ProjectFactory projectFactory, org.apache.calcite.rel.core.RelFactories.FilterFactory filterFactory, org.apache.calcite.rel.core.RelFactories.JoinFactory joinFactory, org.apache.calcite.rel.core.RelFactories.SemiJoinFactory semiJoinFactory, org.apache.calcite.rel.core.RelFactories.SortFactory sortFactory, org.apache.calcite.rel.core.RelFactories.AggregateFactory aggregateFactory, org.apache.calcite.rel.core.RelFactories.SetOpFactory setOpFactory)

Method Summary

Methods

Modifier and Type	Method and Description
protected org.apache.calcite.sql2rel.RelFieldTrimmer.TrimResult	trimChild(org.apache.calcite.rel.RelNode rel, org.apache.calcite.rel.RelNode input, org.apache.calcite.util.ImmutableBitSet fieldsUsed, Set<org.apache.calcite.rel.type.RelDataTypeField> extraFields)

Methods inherited from class org.apache.calcite.sql2rel.RelFieldTrimmer

dispatchTrimFields, trim, trimChildRestore, trimFields, trimFields, trimFields, trimFields, trimFields, trimFields, trimFields, trimFields, trimFields, trimFields, trimFields

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

HiveRelFieldTrimmer

public HiveRelFieldTrimmer(org.apache.calcite.sql.validate.SqlValidator validator)

HiveRelFieldTrimmer

public HiveRelFieldTrimmer(org.apache.calcite.sql.validate.SqlValidator validator,
                   org.apache.calcite.rel.core.RelFactories.ProjectFactory projectFactory,
                   org.apache.calcite.rel.core.RelFactories.FilterFactory filterFactory,
                   org.apache.calcite.rel.core.RelFactories.JoinFactory joinFactory,
                   org.apache.calcite.rel.core.RelFactories.SemiJoinFactory semiJoinFactory,
                   org.apache.calcite.rel.core.RelFactories.SortFactory sortFactory,
                   org.apache.calcite.rel.core.RelFactories.AggregateFactory aggregateFactory,
                   org.apache.calcite.rel.core.RelFactories.SetOpFactory setOpFactory)

Method Detail

trimChild

protected org.apache.calcite.sql2rel.RelFieldTrimmer.TrimResult trimChild(org.apache.calcite.rel.RelNode rel,
                                                              org.apache.calcite.rel.RelNode input,
                                                              org.apache.calcite.util.ImmutableBitSet fieldsUsed,
                                                              Set<org.apache.calcite.rel.type.RelDataTypeField> extraFields)

Overrides:

trimChild in class org.apache.calcite.sql2rel.RelFieldTrimmer