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>pg_get_pid</H1
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> (PHP 4 >= 4.3.0)</P
>pg_get_pid -- Ping database connection</DIV
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><H2
>Description</H2
>int <B
CLASS="methodname"
>pg_get_pid</B
> ( resource connection)<BR
></BR
><P
> <B
CLASS="function"
>pg_get_pid()</B
> gets backend (database server
process) PID. PID is useful to check if <TT
CLASS="literal"
>NOTIFY</TT
>
message is sent from other process or not.
</P
><P
> See also <A
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><B
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>pg_get_notify()</B
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>Ejemplo 1. PostgreSQL backend PID</B
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><PRE
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><?php
$conn = pg_pconnect ("dbname=publisher");
if (!$conn) {
echo "An error occured.\n";
exit;
}
// Backend process PID. Use PID with pg_get_notify()
$pid = pg_get_pid($conn);
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