Package org.apache.ignite.internal.processors.query.h2.opt.join

Class CollocationModel

java.lang.Object

org.apache.ignite.internal.processors.query.h2.opt.join.CollocationModel

public final class CollocationModel
extends Object

Collocation model for a query.

Method Summary

Modifier and Type	Method	Description
static CollocationModelMultiplier	distributedMultiplier(org.h2.engine.Session ses, org.h2.table.TableFilter[] filters, int filter)	Get distributed multiplier for the given sequence of tables.
static boolean	isCollocated(org.h2.command.dml.Query qry)
String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

toString

public String toString()

Overrides:

toString in class Object

distributedMultiplier

public static CollocationModelMultiplier distributedMultiplier(org.h2.engine.Session ses,
                                                               org.h2.table.TableFilter[] filters,
                                                               int filter)

Get distributed multiplier for the given sequence of tables.

Parameters:

ses - Session.

filters - Filters.

filter - Filter index.

Returns:

Multiplier.

isCollocated

public static boolean isCollocated(org.h2.command.dml.Query qry)

Parameters:

qry - Query.

Returns:

true If the query is collocated.