Oracle 5.0 Reference Manual page 2763

The above example will output:
proxy::getStatistics(array (
0 => NULL,
))
proxy::getStatistics returns array (
'bytes_sent' => '73',
'bytes_received' => '77',
'packets_sent' => '2',
'packets_received' => '2',
'protocol_overhead_in' => '8',
'protocol_overhead_out' => '8',
'bytes_received_ok_packet' => '0',
'bytes_received_eof_packet' => '0',
'bytes_received_rset_header_packet' => '0',
'bytes_received_rset_field_meta_packet' => '0',
'bytes_received_rset_row_packet' => '0',
'bytes_received_prepare_response_packet' => '0',
'bytes_received_change_user_packet' => '0',
'packets_sent_command' => '0',
'packets_received_ok' => '0',
'packets_received_eof' => '0',
'packets_received_rset_header' => '0',
'packets_received_rset_field_meta' => '0',
'packets_received_rset_row' => '0',
'packets_received_prepare_response' => '0',
'packets_received_change_user' => '0',
'result_set_queries' => '0',
'non_result_set_queries' => '0',
'no_index_used' => '0',
'bad_index_used' => '0',
'slow_queries' => '0',
'buffered_sets' => '0',
'unbuffered_sets' => '0',
'ps_buffered_sets' => '0',
'ps_unbuffered_sets' => '0',
'flushed_normal_sets' => '0',
'flushed_ps_sets' => '0',
'ps_prepared_never_executed' => '0',
'ps_prepared_once_executed' => '0',
'rows_fetched_from_server_normal' => '0',
'rows_fetched_from_server_ps' => '0',
'rows_buffered_from_client_normal' => '0',
'rows_buffered_from_client_ps' => '0',
'rows_fetched_from_client_normal_buffered' => '0',
'rows_fetched_from_client_normal_unbuffered' => '0',
'rows_fetched_from_client_ps_buffered' => '0',
'rows_fetched_from_client_ps_unbuffered' => '0',
'rows_fetched_from_client_ps_cursor' => '0',
'rows_affected_normal' => '0',
'rows_affected_ps' => '0',
'rows_skipped_normal' => '0',
'rows_skipped_ps' => '0',
'copy_on_write_saved' => '0',
'copy_on_write_performed' => '0',
'command_buffer_too_small' => '0',
'connect_success' => '1',
'connect_failure' => '0',
'connection_reused' => '0',
'reconnect' => '0',
'pconnect_success' => '0',
'active_connections' => '1',
'active_persistent_connections' => '0',
'explicit_close' => '0',
'implicit_close' => '0',
'disconnect_close' => '0',
'in_middle_of_command_close' => '0',
'explicit_free_result' => '0',
'implicit_free_result' => '0',
Mysqlnd user handler plugin (mysqlnd_uh)
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