Package org.apache.calcite.rel.metadata

Class RelMdColumnOrigins

java.lang.Object

org.apache.calcite.rel.metadata.RelMdColumnOrigins

All Implemented Interfaces:

MetadataHandler<BuiltInMetadata.ColumnOrigin>

public class RelMdColumnOrigins
extends Object
implements MetadataHandler<BuiltInMetadata.ColumnOrigin>

RelMdColumnOrigins supplies a default implementation of RelMetadataQuery.getColumnOrigins(org.apache.calcite.rel.RelNode, int) for the standard logical algebra.

Field Summary

Fields

Modifier and Type	Field	Description
static final RelMetadataProvider	SOURCE

Method Summary

Modifier and Type	Method	Description
@Nullable Set<RelColumnOrigin>	getColumnOrigins(Aggregate rel, RelMetadataQuery mq, int iOutputColumn)
@Nullable Set<RelColumnOrigin>	getColumnOrigins(Calc rel, RelMetadataQuery mq, int iOutputColumn)
@Nullable Set<RelColumnOrigin>	getColumnOrigins(Exchange rel, RelMetadataQuery mq, int iOutputColumn)
@Nullable Set<RelColumnOrigin>	getColumnOrigins(Filter rel, RelMetadataQuery mq, int iOutputColumn)
@Nullable Set<RelColumnOrigin>	getColumnOrigins(Join rel, RelMetadataQuery mq, int iOutputColumn)
@Nullable Set<RelColumnOrigin>	getColumnOrigins(Project rel, RelMetadataQuery mq, int iOutputColumn)
@Nullable Set<RelColumnOrigin>	getColumnOrigins(Sample rel, RelMetadataQuery mq, int iOutputColumn)
@Nullable Set<RelColumnOrigin>	getColumnOrigins(SetOp rel, RelMetadataQuery mq, int iOutputColumn)
@Nullable Set<RelColumnOrigin>	getColumnOrigins(Snapshot rel, RelMetadataQuery mq, int iOutputColumn)
@Nullable Set<RelColumnOrigin>	getColumnOrigins(Sort rel, RelMetadataQuery mq, int iOutputColumn)
@Nullable Set<RelColumnOrigin>	getColumnOrigins(TableFunctionScan rel, RelMetadataQuery mq, int iOutputColumn)
@Nullable Set<RelColumnOrigin>	getColumnOrigins(TableModify rel, RelMetadataQuery mq, int iOutputColumn)
@Nullable Set<RelColumnOrigin>	getColumnOrigins(TableScan scan, RelMetadataQuery mq, int iOutputColumn)
@Nullable Set<RelColumnOrigin>	getColumnOrigins(RelNode rel, RelMetadataQuery mq, int iOutputColumn)
MetadataDef<BuiltInMetadata.ColumnOrigin>	getDef()

Methods inherited from class java.lang.Object

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

Field Details

SOURCE

public static final RelMetadataProvider SOURCE

Method Details

getDef

public MetadataDef<BuiltInMetadata.ColumnOrigin> getDef()

Specified by:

getDef in interface MetadataHandler<BuiltInMetadata.ColumnOrigin>

getColumnOrigins

public @Nullable Set<RelColumnOrigin> getColumnOrigins(Aggregate rel,
 RelMetadataQuery mq,
 int iOutputColumn)

getColumnOrigins

public @Nullable Set<RelColumnOrigin> getColumnOrigins(Join rel,
 RelMetadataQuery mq,
 int iOutputColumn)

getColumnOrigins

public @Nullable Set<RelColumnOrigin> getColumnOrigins(SetOp rel,
 RelMetadataQuery mq,
 int iOutputColumn)

getColumnOrigins

public @Nullable Set<RelColumnOrigin> getColumnOrigins(Project rel,
 RelMetadataQuery mq,
 int iOutputColumn)

getColumnOrigins

public @Nullable Set<RelColumnOrigin> getColumnOrigins(Calc rel,
 RelMetadataQuery mq,
 int iOutputColumn)

getColumnOrigins

public @Nullable Set<RelColumnOrigin> getColumnOrigins(TableScan scan,
 RelMetadataQuery mq,
 int iOutputColumn)

getColumnOrigins

public @Nullable Set<RelColumnOrigin> getColumnOrigins(Filter rel,
 RelMetadataQuery mq,
 int iOutputColumn)

getColumnOrigins

public @Nullable Set<RelColumnOrigin> getColumnOrigins(Sort rel,
 RelMetadataQuery mq,
 int iOutputColumn)

getColumnOrigins

public @Nullable Set<RelColumnOrigin> getColumnOrigins(TableModify rel,
 RelMetadataQuery mq,
 int iOutputColumn)

getColumnOrigins

public @Nullable Set<RelColumnOrigin> getColumnOrigins(Exchange rel,
 RelMetadataQuery mq,
 int iOutputColumn)

getColumnOrigins

public @Nullable Set<RelColumnOrigin> getColumnOrigins(Sample rel,
 RelMetadataQuery mq,
 int iOutputColumn)

getColumnOrigins

public @Nullable Set<RelColumnOrigin> getColumnOrigins(Snapshot rel,
 RelMetadataQuery mq,
 int iOutputColumn)

getColumnOrigins

public @Nullable Set<RelColumnOrigin> getColumnOrigins(TableFunctionScan rel,
 RelMetadataQuery mq,
 int iOutputColumn)

getColumnOrigins

public @Nullable Set<RelColumnOrigin> getColumnOrigins(RelNode rel,
 RelMetadataQuery mq,
 int iOutputColumn)