pg_get_result

    (PHP 4 >= 4.2.0, PHP 5, PHP 7, PHP 8)

    pg_get_result — Get asynchronous query result

    Descripción

    pg_get_result(PgSql\Connection$connection): PgSql\Result|false

    pg_get_result() gets an PgSql\Result instance from an asynchronous query executed by pg_send_query(), pg_send_query_params() or pg_send_execute().

    pg_send_query() and the other asynchronous query functions can send multiple queries to a PostgreSQL server and pg_get_result() is used to get each query's results, one by one.

    Parámetros

    connection

    An PgSql\Connection instance.

    Valores devueltos

    An PgSql\Result instance, or false if no more results are available.

    Historial de cambios

    VersiónDescripción
    8.1.0 Returns an PgSql\Result instance now; previously, a recurso was returned.
    8.1.0 The connection parameter expects an PgSql\Connection instance now; previously, a recurso was expected.

    Ejemplos

    Ejemplo #1 pg_get_result() example

    <?php
    $dbconn     = pg_connect("dbname=publisher") or die("Could not connect");

    if (!    pg_connection_busy($dbconn)) {
    pg_send_query($dbconn, "select * from authors; select count(*) from authors;");
    }

    $res1 = pg_get_result($dbconn);
    echo     "First call to pg_get_result(): $res1\n";
    $rows1 = pg_num_rows($res1);
    echo     "$res1 has $rows1 records\n\n";

    $res2 = pg_get_result($dbconn);
    echo     "Second call to pg_get_result(): $res2\n";
    $rows2 = pg_num_rows($res2);
    echo     "$res2 has $rows2 records\n";
    ?>

    El resultado del ejemplo sería:

    First call to pg_get_result(): Resource id #3 Resource id #3 has 3 records Second call to pg_get_result(): Resource id #4 Resource id #4 has 1 records

    Ver también

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