org.apache.calcite.adapter.java

Class AbstractQueryableTable

java.lang.Object

org.apache.calcite.schema.impl.AbstractTable

org.apache.calcite.adapter.java.AbstractQueryableTable

All Implemented Interfaces:

QueryableTable, Table

Direct Known Subclasses:

ViewTable

public abstract class AbstractQueryableTable
extends AbstractTable
implements QueryableTable

Abstract base class for implementing Table.

Field Summary

Fields

Modifier and Type	Field and Description
protected Type	elementType

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractQueryableTable(Type elementType)

Method Summary

Methods

Modifier and Type	Method and Description
Type	getElementType() Returns the element type of the collection that will implement this table.
Expression	getExpression(SchemaPlus schema, String tableName, Class clazz) Generates an expression with which this table can be referenced in generated code.

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

getJdbcTableType, getStatistic

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.QueryableTable

asQueryable

Methods inherited from interface org.apache.calcite.schema.Table

getJdbcTableType, getRowType, getStatistic

Field Detail

elementType

protected final Type elementType

Constructor Detail

AbstractQueryableTable

protected AbstractQueryableTable(Type elementType)

Method Detail

getElementType

public Type getElementType()

Description copied from interface: QueryableTable

Returns the element type of the collection that will implement this table.

Specified by:

getElementType in interface QueryableTable

getExpression

public Expression getExpression(SchemaPlus schema,
                       String tableName,
                       Class clazz)

Description copied from interface: QueryableTable

Generates an expression with which this table can be referenced in generated code.

Specified by:

getExpression in interface QueryableTable

Parameters:

schema - Schema

tableName - Table name (unique within schema)

clazz - The desired collection class; for example Queryable.