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sqlpp11/examples/sample.cpp

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/*
* Copyright (c) 2014, Roland Bock
* 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 "MockDb.h"
#include <sqlpp11/sqlpp11.h>
MockDb db;
test::TabPerson p;
test::TabFeature f;
int main()
{
db(insert_into(f).set(f.name = "Loves C++", p.fatal = false));
db(insert_into(f).set(p.name = "Roland", p.feature = 1));
auto s = select(all_of(p))
.from(p, q)
.where(p.name == any(select(q.name)
.from(q)
.where(true)))
.group_by(q.name)
.having(p.name.like("%Bee%"))
.order_by(p.name.asc())
.limit(3).offset(7);
auto x = s.as(sqlpp::alias::x);
for (const auto& row : db(select(p.id, x.name)
.from(p.join(x).on(p.feature == x.feature))
.where(true)))
{
int id = row.id;
std::string name = row.name;
}
}