Remove unnecessary batchSize option

Author: alcaeus

examples/aggregate.php

@@ -51,7 +51,7 @@ function toJSON(object $document): string
     ],
 ];
 
-$cursor = $collection->aggregate($pipeline, ['batchSize' => 2]);
+$cursor = $collection->aggregate($pipeline);
 
 foreach ($cursor as $document) {
     assert(is_object($document));

examples/bulk.php

@@ -71,7 +71,7 @@ function toJSON(object $document): string
     ]
 );
 
-$cursor = $collection->find([], ['batchSize' => 2]);
+$cursor = $collection->find([]);
 
 foreach ($cursor as $document) {
     assert(is_object($document));

examples/with_transaction.php

@@ -48,7 +48,7 @@ function toJSON(object $document): string
 
 with_transaction($session, $insertData);
 
-$cursor = $collection->find([], ['batchSize' => 2]);
+$cursor = $collection->find([]);
 
 foreach ($cursor as $document) {
     assert(is_object($document));