orm::ProjectionQuery< Source, Result > Class Template Reference

A select query that returns a user-defined DTO instead of the full source model. More...

#include <projection_query.hpp>

Public Member Functions
template<typename... Projections>
auto	project (Projections... projections) -> ProjectionQuery< Source, Result > &
auto	where (const query::Predicate &predicate) -> ProjectionQuery< Source, Result > &
auto	andWhere (const query::Predicate &predicate) -> ProjectionQuery< Source, Result > &
auto	orWhere (const query::Predicate &predicate) -> ProjectionQuery< Source, Result > &
template<typename... Orders>
auto	orderBy (Orders... orders) -> ProjectionQuery< Source, Result > &
template<typename... Columns>
auto	groupBy (Columns... columns) -> ProjectionQuery< Source, Result > &
auto	having (const query::AggregatePredicate &predicate) -> ProjectionQuery< Source, Result > &
auto	andHaving (const query::AggregatePredicate &predicate) -> ProjectionQuery< Source, Result > &
auto	orHaving (const query::AggregatePredicate &predicate) -> ProjectionQuery< Source, Result > &
auto	distinct () -> ProjectionQuery< Source, Result > &
auto	offset (std::size_t offset) -> ProjectionQuery< Source, Result > &
auto	limit (std::size_t limit) -> ProjectionQuery< Source, Result > &
auto	disableJoining () -> ProjectionQuery< Source, Result > &

Friends
template<typename>
class	orm::Database
class	orm::DatabaseCore

Detailed Description

template<typename Source, typename Result>
class orm::ProjectionQuery< Source, Result >

A select query that returns a user-defined DTO instead of the full source model.

Template Parameters

Source	The mapped ORM model used in FROM, WHERE, ORDER BY, and projected columns.
Result	The flat DTO hydrated from projected aliases.

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The documentation for this class was generated from the following file:

• include/orm-cxx/projection_query.hpp