io.requery.query

Interface Join<E>

Type Parameters:

E - result type

All Known Subinterfaces:

Deletion<E>, DistinctSelection<E>, JoinAndOr<E>, JoinWhereGroupByOrderBy<E>, Selection<E>, Update<E>

All Known Implementing Classes:

JoinConditionElement, QueryElement

public interface Join<E>

join expression

Method Summary

Modifier and Type	Method and Description
<J> JoinOn<E>	join(Class<J> type) inner join on the type
<J> JoinOn<E>	join(Return<J> query) inner join on the type
<J> JoinOn<E>	leftJoin(Class<J> type) left inner join on the type
<J> JoinOn<E>	leftJoin(Return<J> query) left inner join on the type
<J> JoinOn<E>	rightJoin(Class<J> type) right inner join on the type
<J> JoinOn<E>	rightJoin(Return<J> query) right inner join on the type

Method Detail

join

<J> JoinOn<E> join(Class<J> type)

inner join on the type

Type Parameters:

J - corresponding join type

Parameters:

type - type

Returns:

joining condition

leftJoin

<J> JoinOn<E> leftJoin(Class<J> type)

left inner join on the type

Type Parameters:

J - corresponding join type

Parameters:

type - type

Returns:

joining condition

rightJoin

<J> JoinOn<E> rightJoin(Class<J> type)

right inner join on the type

Type Parameters:

J - corresponding join type

Parameters:

type - type

Returns:

joining condition

join

<J> JoinOn<E> join(Return<J> query)

inner join on the type

Type Parameters:

J - corresponding join type

Parameters:

query - query

Returns:

joining condition

leftJoin

<J> JoinOn<E> leftJoin(Return<J> query)

left inner join on the type

Type Parameters:

J - corresponding join type

Parameters:

query - query

Returns:

joining condition

rightJoin

<J> JoinOn<E> rightJoin(Return<J> query)

right inner join on the type

Type Parameters:

J - corresponding join type

Parameters:

query - query

Returns:

joining condition