Package org.apache.calcite.adapter.cassandra

Class CassandraRel.Implementor

java.lang.Object

org.apache.calcite.adapter.cassandra.CassandraRel.Implementor

Enclosing interface:

CassandraRel

public static class CassandraRel.Implementor
extends Object

Callback for the implementation process that converts a tree of CassandraRel nodes into a CQL query.

Constructor Summary

Constructors

Constructor	Description
Implementor()

Method Summary

Modifier and Type	Method	Description
void	add(@Nullable Map<String,String> fields, @Nullable List<String> predicates)	Adds newly projected fields and restricted predicates.
void	addOrder(List<String> newOrder)
void	visitChild(int ordinal, RelNode input)

Methods inherited from class java.lang.Object

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

Constructor Details

Implementor

public Implementor()

Method Details

add

public void add(@Nullable Map<String,String> fields,
 @Nullable List<String> predicates)

Adds newly projected fields and restricted predicates.

Parameters:

fields - New fields to be projected from a query

predicates - New predicates to be applied to the query

addOrder

public void addOrder(List<String> newOrder)

visitChild

public void visitChild(int ordinal,
 RelNode input)