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Rechercher une fonction PHP

pg_affected_rows

Contents

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

pg_affected_rows — Returns number of affected records (tuples)

Description

pg_affected_rows ( resource $result ) : int

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

Since PostgreSQL 9.0 and above, the server returns the number of SELECTed rows. Older PostgreSQL return 0 for SELECT.

Note:

This function used to be called pg_cmdtuples().

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Parameters

result

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

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Return Values

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

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Examples

Example #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";
?>

The above example will output:

1 tuples are affected.

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See Also

  • 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

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Document created the 30/01/2003, last modified the 26/10/2018
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References

  1. View the html document Language of the document:fr Manuel PHP : http://php.net

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