Files
sqlpp11/include/sqlpp11/aggregate_function_operators.h
MacDue a51b6da3bd Minimal over() implementation for aggregate functions (#316)
* Minimal over() implementation for aggregate functions

* auto_alias support for over()

* add missing typename

* Test .over() serialization

* Add missing return to test

* Fix testing over auto alias

Co-authored-by: Ben Maxwell <42680490+MaciumDue@users.noreply.github.com>
2020-02-15 07:54:22 +01:00

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1.6 KiB
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/*
* Copyright (c) 2013-2020, Roland Bock, MacDue
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice, this
* list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SQLPP11_AGGREGATE_FUNCTION_OPERATORS_H
#define SQLPP11_AGGREGATE_FUNCTION_OPERATORS_H
namespace sqlpp
{
template <typename Expr>
struct aggregate_function_operators
{
over_t<Expr> over() const
{
return {*static_cast<const Expr*>(this)};
}
};
} // namespace sqlpp
#endif