#bool pq\Connection::trace([resource $stream])

Trace protocol communication with the server.

NOTE:
Calling pq\Connection::trace() without argument or NULL stops tracing.

Params:#

• Optional resource $stream# = NULL
  The resource to which the protocol trace will be output.
  (The stream must be castable to STDIO).

Returns:#

• bool, success.

Throws:#

• pq\Exception\BadMethodCallException