pg_affected_rows

(PHP 4 >= 4.2.0, PHP 5)

pg_affected_rows — Returns number of affected records (tuples)

Описание

int pg_affected_rows ( resource $result )

pg_affected_rows() returns the number of tuples (instances/records/rows) affected by INSERT, UPDATE, and DELETE queries.

Замечание: This function used to be called pg_cmdtuples().

Список параметров

result: PostgreSQL query result resource, returned by pg_query(), pg_query_params() or pg_execute() (among others).

Возвращаемые значения

The number of rows affected by the query. If no tuple is affected, it will return 0.

Примеры

Пример #1 pg_affected_rows() example


<?php
$result = pg_query($conn, "INSERT INTO authors VALUES ('Orwell', 2002, 'Animal Farm')");

$cmdtuples = pg_affected_rows($result);

echo $cmdtuples . " tuples are affected.\n";
?>

Результат выполнения данного примера:

1 tuples are affected.

Смотрите также

pg_query() - Execute a query
pg_query_params() - Submits a command to the server and waits for the result, with the ability to pass parameters separately from the SQL command text.
pg_execute() - Sends a request to execute a prepared statement with given parameters, and waits for the result.
pg_num_rows() - Returns the number of rows in a result