MongoDB\Driver\Exception\BulkWriteCommandException::getPartialResult

(mongodb >=2.1.0)

MongoDB\Driver\Exception\BulkWriteCommandException::getPartialResultReturns the result of any successful write operations

Descrizione

final public MongoDB\Driver\Exception\BulkWriteCommandException::getPartialResult(): ?MongoDB\Driver\BulkWriteCommandResult

Elenco dei parametri

Questa funzione non contiene parametri.

Valori restituiti

Returns a MongoDB\Driver\BulkWriteCommandResult reporting the result of any successful operations that were performed before the error was encountered. The return value will be null if it cannot be determined that at least one write was successfully performed (and acknowledged).

Esempi

Example #1 Partial result if at least one write is successful

<?php

$manager
= new MongoDB\Driver\Manager;

$bulk = new MongoDB\Driver\BulkWriteCommand;
$bulk->deleteMany('db.coll', []);
$bulk->insertOne('db.coll', ['_id' => 1]);
$bulk->insertOne('db.coll', ['_id' => 1]);

try {
$result = $manager->executeBulkWriteCommand($bulk);
} catch (
MongoDB\Driver\Exception\BulkWriteCommandException $e) {
$result = $e->getPartialResult();
}

var_dump($result?->getInsertedCount());

?>

Il precedente esempio visualizzerà:

int(1)

Example #2 No partial result if no writes are successful

<?php

$manager
= new MongoDB\Driver\Manager;

$bulk = new MongoDB\Driver\BulkWriteCommand;
$bulk->deleteMany('db.coll', []);
$bulk->insertOne('db.coll', ['_id' => 1]);
$manager->executeBulkWriteCommand($bulk);

$bulk = new MongoDB\Driver\BulkWriteCommand;
$bulk->insertOne('db.coll', ['_id' => 1]);

try {
$result = $manager->executeBulkWriteCommand($bulk);
} catch (
MongoDB\Driver\Exception\BulkWriteCommandException $e) {
$result = $e->getPartialResult();
}

var_dump($result?->getInsertedCount());

?>

Il precedente esempio visualizzerà:

NULL

Vedere anche:

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