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//
// RecordSet.cpp
//
// $Id: //poco/Main/Data/samples/RecordSet/src/RecordSet.cpp#2 $
//
// This sample demonstrates the Data library.
//
/// Copyright (c) 2008, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
//
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
#include "Poco/SharedPtr.h"
#include "Poco/DateTime.h"
#include "Poco/Data/SessionFactory.h"
#include "Poco/Data/Session.h"
#include "Poco/Data/RecordSet.h"
#include "Poco/Data/Column.h"
#include "Poco/Data/SQLite/Connector.h"
#include <iostream>
using namespace Poco::Data::Keywords;
using Poco::DateTime;
using Poco::Data::Session;
using Poco::Data::Statement;
using Poco::Data::RecordSet;
struct Person
{
std::string name;
std::string address;
int age;
};
int main(int argc, char** argv)
{
// register SQLite connector
Poco::Data::SQLite::Connector::registerConnector();
// create a session
Session session("SQLite", "sample.db");
// drop sample table, if it exists
session << "DROP TABLE IF EXISTS Person", now;
// (re)create table
session << "CREATE TABLE Person (Name VARCHAR(30), Address VARCHAR, Age INTEGER(3), Birthday DATE)", now;
// insert some rows
DateTime bd(1980, 4, 1);
DateTime ld(1982, 5, 9);
session << "INSERT INTO Person VALUES('Bart Simpson', 'Springfield', 12, ?)", use(bd), now;
session << "INSERT INTO Person VALUES('Lisa Simpson', 'Springfield', 10, ?)", use(ld), now;
// a simple query
Statement select(session);
select << "SELECT * FROM Person";
select.execute();
// create a RecordSet
RecordSet rs(select);
std::size_t cols = rs.columnCount();
// print all column names
for (std::size_t col = 0; col < cols; ++col)
{
std::cout << rs.columnName(col) << std::endl;
}
// iterate over all rows and columns
bool more = rs.moveFirst();
while (more)
{
for (std::size_t col = 0; col < cols; ++col)
{
std::cout << rs[col].convert<std::string>() << " ";
}
std::cout << std::endl;
more = rs.moveNext();
}
return 0;
}
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