pg_select

Description

pg_select() selects records specified by assoc_array which has field=>value. For successful query, it returns array contains all records and fields that match the condition specified by assoc_array. If options is specified, pg_convert() s applied to assoc_array with specified option.

<?php 
    $db = pg_connect ('dbname=foo');
    // This is safe, since $_POST is converted autotmatically
    $rec = pg_select($db, 'post_log', $_POST);
    if ($rec) {
        echo "Records selected\n";
        var_dump($rec);
    }
    else {
        echo "User must have sent wrong inputs\n";
    }
?>

See also pg_convert()