Package org.apache.calcite.adapter.tpch

Class TpchSchema

java.lang.Object

org.apache.calcite.schema.impl.AbstractSchema

org.apache.calcite.adapter.tpch.TpchSchema

All Implemented Interfaces:

Schema

public class TpchSchema
extends AbstractSchema

Schema that provides TPC-H tables, populated according to a particular scale factor.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.calcite.schema.impl.AbstractSchema

AbstractSchema.Factory

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

Schema.TableType

Constructor Summary

Constructors

Constructor	Description
TpchSchema(double scaleFactor, int part, int partCount, boolean columnPrefix)

Method Summary

Modifier and Type	Method	Description
protected Map<String,Table>	getTableMap()	Returns a map of tables in this schema by name.

Methods inherited from class org.apache.calcite.schema.impl.AbstractSchema

getExpression, getFunctionMultimap, getFunctionNames, getFunctions, getSubSchema, getSubSchemaMap, getSubSchemaNames, getTable, getTableNames, getType, getTypeMap, getTypeNames, isMutable, snapshot, subSchemas, tables

Methods inherited from class java.lang.Object

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

Constructor Details

TpchSchema

public TpchSchema(double scaleFactor,
 int part,
 int partCount,
 boolean columnPrefix)

Method Details

getTableMap

protected Map<String,Table> getTableMap()

Description copied from class: AbstractSchema

Returns a map of tables in this schema by name.

The implementations of AbstractSchema.getTableNames() and AbstractSchema.getTable(String) depend on this map. The default implementation of this method returns the empty map. Override this method to change their behavior.

Overrides:

getTableMap in class AbstractSchema

Returns:

Map of tables in this schema by name