public function testLimit()
{
$this->cluster_struct = $this->client->execute('dbOpen', ['database' => 'GratefulDeadConcerts']);
$response = $this->client->query('select from V limit 4');
$this->assertCount(4, $response);
$response = $this->client->query('select from V limit 29');
$this->assertCount(29, $response);
$response = $this->client->query('select from V limit 4', 40);
$this->assertCount(4, $response);
$response = $this->client->query('select from V limit 29', 40);
$this->assertCount(29, $response);
$response = $this->client->query('select from V', 40);
$this->assertCount(40, $response);
$response = $this->client->query('select from V');
$this->assertCount(20, $response);
}