pg_connection_busy() returning true does not necessarily mean that there are results waiting for pg_get_result(); it also stays true for some time after a query that causes any sort of postgres error. (See http://bugs.php.net/bug.php?id=36469)
(PHP 4 >= 4.2.0, PHP 5, PHP 7)
pg_connection_busy — Get connection is busy or not
$connection
)pg_connection_busy() determines whether or not a connection is busy. If it is busy, a previous query is still executing. If pg_get_result() is used on the connection, it will be blocked.
connectionPostgreSQL database connection resource.
Returns TRUE if the connection is busy, FALSE otherwise.
Example #1 pg_connection_busy() example
<?php
$dbconn = pg_connect("dbname=publisher") or die("Could not connect");
$bs = pg_connection_busy($dbconn);
if ($bs) {
echo 'connection is busy';
} else {
echo 'connection is not busy';
}
?>
pg_connection_busy() returning true does not necessarily mean that there are results waiting for pg_get_result(); it also stays true for some time after a query that causes any sort of postgres error. (See http://bugs.php.net/bug.php?id=36469)