change default page size to 5000

Author: Bulat Shakirzyanov

ext/src/Cassandra/Cluster/Builder.c

@@ -615,7 +615,7 @@ php_cassandra_cluster_builder_new(zend_class_entry* class_type TSRMLS_DC)
   builder->request_timeout = 12000;
   builder->ssl_options = NULL;
   builder->default_consistency = CASS_CONSISTENCY_ONE;
-  builder->default_page_size = 10000;
+  builder->default_page_size = 5000;
   builder->default_timeout = NULL;
   builder->persist = 1;
 

ext/src/Cassandra/DefaultCluster.c

@@ -221,7 +221,7 @@ php_cassandra_default_cluster_new(zend_class_entry* class_type TSRMLS_DC)
 
   cluster->cluster             = NULL;
   cluster->default_consistency = CASS_CONSISTENCY_ONE;
-  cluster->default_page_size   = 10000;
+  cluster->default_page_size   = 5000;
   cluster->default_timeout     = NULL;
   cluster->persist             = 0;
   cluster->hash_key            = NULL;

ext/src/Cassandra/DefaultSession.c

@@ -761,7 +761,7 @@ php_cassandra_default_session_new(zend_class_entry* class_type TSRMLS_DC)
   session->session             = NULL;
   session->persist             = 0;
   session->default_consistency = CASS_CONSISTENCY_ONE;
-  session->default_page_size   = 10000;
+  session->default_page_size   = 5000;
   session->default_timeout     = NULL;
 
   retval.handle   = zend_objects_store_put(session,

features/README.md

@@ -258,7 +258,7 @@ Cassandra 1.2 also supported batching, but only as a CQL feature, you had to bui
 
 **If you're using Cassandra 2.0** or later you can page your query results.
 
-By default, a page size of 10000 will be used, you can override the default page size via [`Cassandra\Cluster\Builder::withDefaultPageSize()`](http://datastax.github.io/php-driver/api/class/Cassandra/Cluster/Builder/#with-default-page-size).
+By default, a page size of 5000 will be used, you can override the default page size via [`Cassandra\Cluster\Builder::withDefaultPageSize()`](http://datastax.github.io/php-driver/api/class/Cassandra/Cluster/Builder/#with-default-page-size).
 
 ```php
 <?php