PDO::pgsqlGetNotify

(PHP 5 >= 5.6.0, PHP 7)

PDO::pgsqlGetNotify — Get asynchronous notification

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

Returns a result set representing a pending asynchronous notification.

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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.

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