more 2.0 changes

laravel/db/query/factory.php

@@ -0,0 +1,27 @@
+<?php namespace Laravel\DB\Query;
+
+use Laravel\DB\Query;
+use Laravel\DB\Connection;
+
+class Factory {
+
+	/**
+	 * Create a new query instance for a given driver.
+	 *
+	 * @param  string  $table
+	 * @param  Connection  $connection
+	 * @return Query
+	 */
+	public static function make($table, Connection $connection)
+	{
+		switch ($connection->driver())
+		{
+			case 'postgres':
+				return new Postgres($table, $connection);
+
+			default:
+				return new Query($table, $connection);
+		}
+	}
+
+}

laravel/db/query/postgres.php

@@ -0,0 +1,24 @@
+<?php namespace Laravel\DB\Query;
+
+use Laravel\DB\Query;
+
+class Postgres extends Query {
+
+	/**
+	 * Execute an INSERT statement and get the insert ID.
+	 *
+	 * @param  array  $values
+	 * @return int
+	 */
+	public function insert_get_id($values)
+	{
+		$sql = $this->compile_insert($values);
+
+		$query = $this->connection->pdo->prepare($sql.' RETURNING '.$this->wrap('id'));
+
+		$query->execute(array_values($values));
+
+		return $query->fetch(\PDO::FETCH_CLASS, 'stdClass')->id;
+	}
+
+}