Zend Framework教程之Zend_Db_Table用法详解

<?php
// 建立一个 adapter
require_once 'Zend/Db.php';
$params = array (
  'host'   => '127.0.0.1',
  'username' => 'malory',
  'password' => '******',
  'dbname'  => 'camelot'
);
$db = Zend_Db::factory('PDO_MYSQL', $params);
// 为所有的Zend_Db_Table对象设定默认的adapter
require_once 'Zend/Db/Table.php';
Zend_Db_Table::setDefaultAdapter($db);
?>

<?php
class RoundTable extends Zend_Db_Table {}
$table = new RoundTable();
?>

<?php
class ClassName extends Zend_Db_Table
{
  // 默认表名为 'class_name'
  // 但是我们也可以对应其它表
  protected $_name = 'another_table_name';
}
?>

<?php
class ClassName extends Zend_Db_Table
{
  // 默认主键为'id'
  // 但我们也可以设定其他列名为主键
  protected $_primary = 'another_column_name';
}
?>

<?php
class ClassName extends Zend_Db_Table
{
  protected function _setup()
  {
    $this->_name = 'another_table_name';
    $this->_primary = 'another_column_name';
    parent::_setup();
  }
}
?>

<?php
//
// INSERT INTO round_table
//   (noble_title, first_name, favorite_color)
//   VALUES ("King", "Arthur", "blue")
//
class RoundTable extends Zend_Db_Table {}
$table = new RoundTable();
$data = array(
  'noble_title' => 'King',
  'first_name' => 'Arthur',
  'favorite_color' => 'blue',
)
$id = $table->insert($data);
?>

class RoundTable extends Zend_Db_Table {}
$table = new RoundTable();
$db = $table->getAdapter();
$set = array(
  'favorite_color' => 'yellow',
)
$where = $db->quoteInto('first_name = ?', 'Robin');
$rows_affected = $table->update($set, $where);

<?php
//
// DELETE FROM round_table
//   WHERE first_name = "Patsy"
//
class RoundTable extends Zend_Db_Table {}
$table = new RoundTable();
$db = $table->getAdapter();
$where = $db->quoteInto('first_name = ?', 'Patsy');
$rows_affected = $table->delete($where);
?>

<?php
class RoundTable extends Zend_Db_Table {}
$table = new RoundTable();
// SELECT * FROM round_table WHERE id = "1"
$row = $table->find(1);
// SELECT * FROM round_table WHERE id IN("1", "2", 3")
$rowset = $table->find(array(1, 2, 3));
?>

<?php
//
// SELECT * FROM round_table
//   WHERE noble_title = "Sir"
//   AND first_name = "Robin"
//   ORDER BY favorite_color
//
class RoundTable extends Zend_Db_Table {}
$table = new RoundTable();
$db = $table->getAdapter();
$where = $db->quoteInto('noble_title = ?', 'Sir')
    . $db->quoteInto('AND first_name = ?', 'Robin');
$order = 'favorite_color';
$row = $table->fetchRow($where, $order);
?>

<?php
class RoundTable extends Zend_Db_Table {}
$table = new RoundTable();
$db = $table->getAdapter();
// SELECT * FROM round_table
//   WHERE noble_title = "Sir"
//   ORDER BY first_name
//   LIMIT 10 OFFSET 20
$where = $db->quoteInto('noble_title = ?', 'Sir');
$order = 'first_name';
$count = 10;
$offset = 20;
$rowset = $table->fetchAll($where, $order, $count, $offset);
?>

<?php
class RoundTable extends Zend_Db_Table
{
  public function insert($data)
  {
    // 添加一个时间戳
    if (empty($data['created_on'])) {
      $data['created_on'] = time();
    }
    return parent::insert($data);
  }
  public function update($data)
  {
    // 添加一个时间戳
    if (empty($data['updated_on'])) {
      $data['updated_on'] = time();
    }
    return parent::update($data);
  }
}
?>

<?php
class RoundTable extends Zend_Db_Table
{
  public function findAllWithName($name)
  {
    $db = $this->getAdapter();
    $where = $db->quoteInto("name = ?", $name);
    $order = "first_name";
    return $this->fetchAll($where, $order);
  }
}
?>