Testing postgres fetch_array

<?php

$gaSql['user'] = "postgres";
$gaSql['password'] = "password";
$gaSql['db'] = "pg_testing";
$gaSql['server'] = "localhost";

$gaSql['link'] = pg_connect(
     "host=".$gaSql['server'].
     " dbname=".$gaSql['db'].
     " user=".$gaSql['user'].
     " password=".$gaSql['password']
) or die('Could not connect:' . pg_last_error());

$sQuery = "SELECT * FROM users";

$rResult = pg_query($gaSql['link'], $sQuery) or die(pg_last_error());

$iTotal = pg_num_rows($rResult);

echo $iTotal;

output> 4

while ($aRow = pg_fetch_array($rResult, null, PGSQL_ASSOC)) {
    print_r($aRow);
}

output>
Array
(
    [id] => 1
    [name] => John
)
Array
(
    [id] => 2
    [name] => Smyth
)
Array
(
    [id] => 3
    [name] => Arthur
)
Array
(
    [id] => 4
    [name] => George
)