0
0
mirror of https://github.com/rbock/sqlpp11.git synced 2024-12-26 16:01:07 +08:00
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

51 lines
2.5 KiB
C++

/*
* Copyright (c) 2016-2020, 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.
*/
#include "Sample.h"
#include "compare.h"
#include <sqlpp11/sqlpp11.h>
SQLPP_ALIAS_PROVIDER(dueutil)
int Over(int, char* []) {
auto const foo = test::TabFoo{};
// no/auto alias (wrapped in select so alias is applied)
compare(__LINE__, select(avg(foo.omega).over()), "SELECT AVG(tab_foo.omega) OVER() AS avg_");
compare(__LINE__, select(count(foo.omega).over()), "SELECT COUNT(tab_foo.omega) OVER() AS count_");
compare(__LINE__, select(max(foo.omega).over()), "SELECT MAX(tab_foo.omega) OVER() AS max_");
compare(__LINE__, select(min(foo.omega).over()), "SELECT MIN(tab_foo.omega) OVER() AS min_");
compare(__LINE__, select(sum(foo.omega).over()), "SELECT SUM(tab_foo.omega) OVER() AS sum_");
// alias
compare(__LINE__, avg(foo.omega).over().as(dueutil), "AVG(tab_foo.omega) OVER() AS dueutil");
compare(__LINE__, count(foo.omega).over().as(dueutil), "COUNT(tab_foo.omega) OVER() AS dueutil");
compare(__LINE__, max(foo.omega).over().as(dueutil), "MAX(tab_foo.omega) OVER() AS dueutil");
compare(__LINE__, min(foo.omega).over().as(dueutil), "MIN(tab_foo.omega) OVER() AS dueutil");
compare(__LINE__, sum(foo.omega).over().as(dueutil), "SUM(tab_foo.omega) OVER() AS dueutil");
return 0;
}