org.apache.flink.table.planner.plan.metadata

Interface FlinkMetadata.UpsertKeys

All Superinterfaces:

org.apache.calcite.rel.metadata.Metadata

Enclosing class:

FlinkMetadata

public static interface FlinkMetadata.UpsertKeys
extends org.apache.calcite.rel.metadata.Metadata

Metadata about which combinations of columns are upsert identifiers.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	FlinkMetadata.UpsertKeys.Handler Handler API.

Field Summary

Fields

Modifier and Type	Field and Description
static org.apache.calcite.rel.metadata.MetadataDef<FlinkMetadata.UpsertKeys>	DEF
static Method	METHOD

Method Summary

Modifier and Type	Method and Description
Set<org.apache.calcite.util.ImmutableBitSet>	getUpsertKeys()

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

rel

Field Detail

METHOD

static final Method METHOD

DEF

static final org.apache.calcite.rel.metadata.MetadataDef<FlinkMetadata.UpsertKeys> DEF

Method Detail

getUpsertKeys

Set<org.apache.calcite.util.ImmutableBitSet> getUpsertKeys()