<?php

try {
    $db = new SQLite3('ipam.db');
} catch (Exception $e) {
    echo $e->getMessage();
    exit();
}

$db->exec(<<<SQL
CREATE TABLE IF NOT EXISTS networks (
    adress INTEGER NOT NULL,
    mask   INTEGER NOT NULL,
    nom         TEXT,
    description TEXT,
    PRIMARY KEY (adress, masque)
);
SQL);