- 追加された行はこの色です。
- 削除された行はこの色です。
* SELECT [#we49152b]
$c->add(AuthorPeer::NAME, "taro"); // WHERE name = 'taro'
$c->add(AuthorPeer::NAME, "taro", Criteria::NOT_EQUAL); // WHERE name <> 'taro'
** JOIN [#o6639eff]
$c = new Criteria();
$c->addJoin(ItemPeer::CATETORY_ID, CategoryPeer::ID, Criteria::INNER_JOIN);
$itemList = ItemPeer::doSelect($c);
// SELECT * FROM item JOIN category ON item.category_id = category.id
** GROUP BYしてCOUNT() [#q5f9eb15]
SELECT COUNT(category_id) FROM item GROUP BY category_id
$c->addSelectColumn('COUNT('.ItemPeer::CATEGORY_ID.')');
$c->addSelectColumn(ItemPeer::CATEGORY_ID);
$c->addGroupByColumn(ItemPeer::CATEGORY_ID) ;
$stmt = ItemPeer::doSelectStmt($c);
$rows = $stmt->fetchAll(PDO::FETCH_NUM);
foreach ($rows as $r) {
$count = $r[0];
$category_id = $r[1];
}
http://old.nabble.com/How-to-use-aggregate-functions--td18385850.html
** 参考 [#dda1220f]
http://propel.phpdb.org/trac/wiki/Ja/Users/Documentation/1.2/UserGuide
