});
$t = new pq\Transaction($c);
$c->exec("DROP TABLE IF EXISTS test; CREATE TABLE test (id serial, data text)");
-$s = $c->prepare("test_insert", "INSERT INTO test (data) VALUES (\$1)", array($c->types->byName->text->oid));
+$s = $c->prepare("test_insert", "INSERT INTO test (data) VALUES (\$1)", array((new pq\Types($c))["text"]->oid));
$s->exec(array("a"));
$s->exec(array("b"));
$s->exec(array("c"));