sqlpp11/examples/sample.cpp

/*
 * Copyright (c) 2014-2015 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>

int main()
{
  MockDb db;

  test::TabPerson p;
  test::TabFeature f;

  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;
  }
}