$c->exec("CREATE TABLE test (id serial, data text)");
$s = $c->prepare("test_insert", "INSERT INTO test (data) VALUES (\$1)", array((new pq\Types($c))["text"]->oid));
$s->exec(array("a"));
$c->exec("CREATE TABLE test (id serial, data text)");
$s = $c->prepare("test_insert", "INSERT INTO test (data) VALUES (\$1)", array((new pq\Types($c))["text"]->oid));
$s->exec(array("a"));