Package org.apache.flink.table.planner.catalog

Class FlinkSchema

java.lang.Object

org.apache.flink.table.planner.catalog.FlinkSchema

All Implemented Interfaces:

org.apache.calcite.schema.Schema

Direct Known Subclasses:

CatalogCalciteSchema, CatalogManagerCalciteSchema

public abstract class FlinkSchema
extends Object
implements org.apache.calcite.schema.Schema

Base class for flink Schema, which provides some default implementations.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.calcite.schema.Schema

org.apache.calcite.schema.Schema.TableType

Constructor Summary

Constructors

Constructor	Description
FlinkSchema()

Method Summary

Modifier and Type	Method	Description
abstract FlinkSchema	copy()
Set<String>	getFunctionNames()
Collection<org.apache.calcite.schema.Function>	getFunctions(String name)
Optional<org.apache.calcite.schema.SchemaVersion>	getSchemaVersion()
org.apache.calcite.rel.type.RelProtoDataType	getType(String name)
Set<String>	getTypeNames()
org.apache.calcite.schema.Schema	snapshot(org.apache.calcite.schema.SchemaVersion version)

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.schema.Schema

getExpression, getSubSchema, getSubSchemaNames, getTable, getTableNames, isMutable

Constructor Details

FlinkSchema

public FlinkSchema()

Method Details

getType

public org.apache.calcite.rel.type.RelProtoDataType getType(String name)

Specified by:

getType in interface org.apache.calcite.schema.Schema

getTypeNames

public Set<String> getTypeNames()

Specified by:

getTypeNames in interface org.apache.calcite.schema.Schema

getFunctions

public Collection<org.apache.calcite.schema.Function> getFunctions(String name)

Specified by:

getFunctions in interface org.apache.calcite.schema.Schema

getFunctionNames

public Set<String> getFunctionNames()

Specified by:

getFunctionNames in interface org.apache.calcite.schema.Schema

snapshot

public org.apache.calcite.schema.Schema snapshot(org.apache.calcite.schema.SchemaVersion version)

Specified by:

snapshot in interface org.apache.calcite.schema.Schema

getSchemaVersion

public Optional<org.apache.calcite.schema.SchemaVersion> getSchemaVersion()

copy

public abstract FlinkSchema copy()