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sqlpp11/tests/With.cpp

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/*
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* Copyright (c) 2013-2015, Roland Bock
* All rights reserved.
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*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
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*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
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* * 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.
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*
* 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 "MockDb.h"
#include <sqlpp11/select.h>
#include <sqlpp11/alias_provider.h>
#include <iostream>
int With(int, char* [])
{
MockDb db;
MockDb::_serializer_context_t printer = {};
const auto t = test::TabBar{};
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auto x = sqlpp::cte(sqlpp::alias::x).as(select(all_of(t)).from(t));
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db(with(x)(select(x.alpha).from(x).unconditionally()));
auto y0 = sqlpp::cte(sqlpp::alias::y).as(select(all_of(t)).from(t));
auto y = y0.union_all(select(all_of(y0)).from(y0).unconditionally());
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std::cout << serialize(y, printer).str() << std::endl;
printer.reset();
std::cout << serialize(from_table(y), printer).str() << std::endl;
db(with(y)(select(y.alpha).from(y).unconditionally()));
return 0;
}