95 lines
1.8 KiB
PHP
95 lines
1.8 KiB
PHP
<?php
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// database file name
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$database = "example.db";
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// database password
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$password = "123456";
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// returns new instance of PDO object
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function getPDO($database) {
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try {
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$pdo = new PDO("sqlcipher:" . $database);
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} catch (PDOException $e) {
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die($e->getMessage() . PHP_EOL);
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}
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return $pdo;
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}
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//
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// Create new example database with one table
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// (it can be done through sqlcipher command line client)
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//
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$sql = "PRAGMA key = '$password';
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PRAGMA encoding = \"UTF-8\";
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PRAGMA auto_vacuum = 2;
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PRAGMA incremental_vacuum(10);
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CREATE TABLE `test` (
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`id` INTEGER NOT NULL PRIMARY KEY,
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`value` TEXT NOT NULL
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);";
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$pdo = getPDO($database);
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if ($pdo->exec($sql) === false) {
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$error = $pdo->errorInfo();
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die($error[0] . ": " . $error[2] . PHP_EOL);
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}
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//
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// Use example database
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//
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// set encryption key before any sql command
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$sql = "PRAGMA key = '$password'";
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$pdo = getPDO($database);
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if ($pdo->exec($sql) === false) {
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$error = $pdo->errorInfo();
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die($error[0] . ": " . $error[2] . PHP_EOL);
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}
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// insert rows
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$sql = "INSERT INTO `test` VALUES (1, 'value1');
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INSERT INTO `test` VALUES (2, 'value2');
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INSERT INTO `test` VALUES (3, 'value3');";
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if ($pdo->exec($sql) === false) {
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$error = $pdo->errorInfo();
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die($error[0] . ": " . $error[2] . PHP_EOL);
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}
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// select rows
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$result = $pdo->query("SELECT * FROM `test`");
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if ($result === false) {
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$error = $pdo->errorInfo();
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die($error[0] . ": " . $error[2] . PHP_EOL);
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}
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foreach ($result as $row) {
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print_r($row);
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}
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// alter table
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$sql = "ALTER TABLE `test` RENAME TO `test2`";
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if ($pdo->exec($sql) === false) {
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$error = $pdo->errorInfo();
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die($error[0] . ": " . $error[2] . PHP_EOL);
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}
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// select rows
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$result = $pdo->query("SELECT * FROM `test2`");
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if ($result === false) {
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$error = $pdo->errorInfo();
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die($error[0] . ": " . $error[2] . PHP_EOL);
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}
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foreach ($result as $row) {
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print_r($row);
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}
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