PDO::pgsqlGetNotify

(PHP 5 >= 5.6.0, PHP 7)

PDO::pgsqlGetNotify — Get asynchronous notification

public array PDO::pgsqlGetNotify ([ int $result_type = PDO::FETCH_USE_DEFAULT [, int $ms_timeout = 0 ]] )

Returns a result set representing a pending asynchronous notification.

result_type: The format the result set should be returned as, represented as a PDO::FETCH_* constant.
ms_timeout: The length of time to wait for a response, in milliseconds.

If one or more notifications is pending, returns a single row, with fields message and pid, otherwise returns FALSE.