com.querydsl.sql

Class SQLQueryFactory

java.lang.Object

com.querydsl.sql.AbstractSQLQueryFactory<SQLQuery<?>>

com.querydsl.sql.SQLQueryFactory

All Implemented Interfaces:

QueryFactory<SQLQuery<?>>, SQLCommonQueryFactory<SQLQuery<?>,SQLDeleteClause,SQLUpdateClause,SQLInsertClause,SQLMergeClause>

public class SQLQueryFactory
extends AbstractSQLQueryFactory<SQLQuery<?>>

Factory class for query and DML clause creation

Author:

tiwe

Field Summary

Fields inherited from class com.querydsl.sql.AbstractSQLQueryFactory

configuration, connection

Constructor Summary

Constructors

Constructor and Description
SQLQueryFactory(Configuration configuration, DataSource dataSource)
SQLQueryFactory(Configuration configuration, javax.inject.Provider<Connection> connection)
SQLQueryFactory(SQLTemplates templates, javax.inject.Provider<Connection> connection)

Method Summary

Methods

Modifier and Type	Method and Description
SQLQuery<?>	query()
SQLQuery<Tuple>	select(Expression<?>... exprs) Create a new SQLQuery instance with the given projection
<T> SQLQuery<T>	select(Expression<T> expr) Create a new SQLQuery instance with the given projection
SQLQuery<Tuple>	selectDistinct(Expression<?>... exprs) Create a new SQLQuery instance with the given projection
<T> SQLQuery<T>	selectDistinct(Expression<T> expr) Create a new SQLQuery instance with the given projection
<T> SQLQuery<T>	selectFrom(RelationalPath<T> expr) Create a new detached SQLQuery instance with the given projection and source
SQLQuery<Integer>	selectOne() Create a new SQLQuery instance with one as the projection
SQLQuery<Integer>	selectZero() Create a new SQLQuery instance with zero as the projection

Methods inherited from class com.querydsl.sql.AbstractSQLQueryFactory

delete, from, from, from, getConfiguration, getConnection, insert, merge, update

Methods inherited from class java.lang.Object

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

Constructor Detail

SQLQueryFactory

public SQLQueryFactory(SQLTemplates templates,
               javax.inject.Provider<Connection> connection)

SQLQueryFactory

public SQLQueryFactory(Configuration configuration,
               javax.inject.Provider<Connection> connection)

SQLQueryFactory

public SQLQueryFactory(Configuration configuration,
               DataSource dataSource)

Method Detail

query

public SQLQuery<?> query()

select

public <T> SQLQuery<T> select(Expression<T> expr)

Create a new SQLQuery instance with the given projection

Type Parameters:

T -

Parameters:

expr - projetion

Returns:

select(expr)

select

public SQLQuery<Tuple> select(Expression<?>... exprs)

Create a new SQLQuery instance with the given projection

Parameters:

exprs - projection

Returns:

select(exprs)

selectDistinct

public <T> SQLQuery<T> selectDistinct(Expression<T> expr)

Create a new SQLQuery instance with the given projection

Type Parameters:

T -

Parameters:

expr - distinct projection

Returns:

select(distinct expr)

selectDistinct

public SQLQuery<Tuple> selectDistinct(Expression<?>... exprs)

Create a new SQLQuery instance with the given projection

Parameters:

exprs - distinct projection

Returns:

select(distinct exprs)

selectZero

public SQLQuery<Integer> selectZero()

Create a new SQLQuery instance with zero as the projection

Returns:

select(0)

selectOne

public SQLQuery<Integer> selectOne()

Create a new SQLQuery instance with one as the projection

Returns:

select(1)

selectFrom

public <T> SQLQuery<T> selectFrom(RelationalPath<T> expr)

Create a new detached SQLQuery instance with the given projection and source

Type Parameters:

T -

Parameters:

expr - query source andd projection

Returns:

select(expr).from(expr)