class ProductsModel
{
private $pdo;
function __construct ($pdo)
{
$this->pdo = $pdo;
}
function getProductsFromArray($itemsIds)
{
...
}
}
SELECT * FROM table1 t1, table2 t2
WHERE t1.id = t2.id
SELECT * FROM table1 t1
INNER JOIN table2 t2
WHERE t1.id = t2.id