14c03-2.php

来自「介绍PHP5的给类型函数应用」· PHP 代码 · 共 34 行

<?php
// Open the database connection
if (!($db = pg_connect(
        'host=localhost dbname=dbname user=guest password=secret'))) {
    // Handle errors
    die('SQL ERROR: Connection failed: ' . pg_last_error($db));
}

// Prepare a SQL insert: assume we received the description from the user
$desc = 'Mortising Machine';
$escaped = pg_escape_string($desc);
$sql = "insert into tools (desc, qty) values ('{$escaped}', 0)";

// Do the insertion:
if (!(pg_query($db, $sql))) {
    // Give an error statement:
    die('SQL INSERT ERROR: ' . pg_last_error($db). " - Query was: {$sql}");
}

// Select data from the table:
$sql = 'select id, desc from tools order by id asc';
if (!($result = pg_query($db, $sql))) {
    // Give an error statement:
    die('SQL SELECT ERROR: ' . pg_last_error($db). " - Query was: {$sql}");
}

// Read all the data back in as associative arrays
while ($row = pg_fetch_assoc($result)) {
    echo "{$row['id']}. {$row['desc']}<br />\n";
}

// Now close the connection
pg_close($db);
?>