CollectionModify::set

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CollectionModify::set — Set document attribute

Beschreibung

public mysql_xdevapi\CollectionModify::set ( string $collection_field , string $expression_or_literal ) : mysql_xdevapi\CollectionModify

Sets or updates attributes on documents in a collection.

Parameter-Liste

collection_field: The document path (name) of the item to set.
expression_or_literal: The value to set it to.

Rückgabewerte

A CollectionModify object.

Beispiele

Beispiel #1 mysql_xdevapi\CollectionModify::set() example


<?php
$session = mysql_xdevapi\getSession("mysqlx://user:password@localhost");
$session->sql("DROP DATABASE IF EXISTS addressbook")->execute();
$session->sql("CREATE DATABASE addressbook")->execute();

$schema     = $session->getSchema("addressbook");
$collection = $schema->createCollection("people");

$result = $collection
  ->add(
  '{"name":   "Bernie",
    "traits": ["Friend", "Brother", "Human"]}') 
  ->execute();

$collection
  ->modify("name = :name")
  ->bind(['name' => 'Bernie'])
  ->set("name", "Bern")
  ->execute();

$result = $collection
  ->find()
  ->execute();

print_r($result->fetchAll());
?>

Das oben gezeigte Beispiel erzeugt eine ähnliche Ausgabe wie:

Array
(
    [0] => Array
        (
            [_id] => 00005b6b53610000000000000111
            [name] => Bern
            [traits] => Array
                (
                    [0] => Friend
                    [1] => Brother
                    [2] => Human
                )
        )
)