php NotORM(PHP的ORM框架)示例代碼
NotORM 是一個 PHP 庫,用來簡化和數據庫的交互。最有特色的功能是處理表關聯關系非常簡單。另外 NotORM 的性能非常的高,設置高過內置的驅動。
連接數據庫
include "NotORM.php"; $pdo = new PDO("mysql:dbname=software"); $db = new NotORM($pdo);
讀取數據
foreach ($db->application() as $application) { // get all applications echo "$application[title]\n"; // print application title }
條件查詢
$applications = $db->application() ->select("id, title") ->where("web LIKE ?", "http://%") ->order("title") ->limit(10) ; foreach ($applications as $id => $application) { echo "$application[title]\n"; }
讀取結果
$application = $db->application[1]; // get by primary key $application = $db->application("title = ?", "Adminer")->fetch();
處理表關聯
echo $application->author["name"] . "\n"; // get name of the application author foreach ($application->application_tag() as $application_tag) { // get all tags of $application echo $application_tag->tag["name"] . "\n"; // print the tag name }
JOIN聯合查詢
// get all applications ordered by author's name foreach ($db->application()->order("author.name") as $application) { echo $application->author["name"] . ": $application[title]\n"; }
結果集分組
echo $db->application()->max("id"); // get maximum ID foreach ($db->application() as $application) { // get count of each application's tags echo $application->application_tag()->count("*") . "\n"; }
完整例子
<?php include "NotORM.php"; $connection = new PDO("mysql:dbname=software"); $software = new NotORM($connection); foreach ($software->application()->order("title") as $application) { // get all applications ordered by title echo "$application[title]\n"; // print application title echo $application->author["name"] . "\n"; // print name of the application author foreach ($application->application_tag() as $application_tag) { // get all tags of $application echo $application_tag->tag["name"] . "\n"; // print the tag name } } ?>
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