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 and Description
static RelMetadataProvider	SOURCE

Method Summary

Modifier and Type	Method and 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(RelNode 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)
MetadataDef<BuiltInMetadata.ColumnOrigin>	getDef()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.calcite.rel.metadata.MetadataHandler

handlerMethods

Field Detail

SOURCE

public static final RelMetadataProvider SOURCE

Method Detail

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(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)