In case you are trying to add an index to a collection, and the index is already there, the value of getInsertedCount() depends on the MongoDB server version.
For example, MongoDB version 2.4 consider the index as inserted, but version 3.6 does not.
MongoDB\Driver\WriteResult::getInsertedCount
(mongodb >=1.0.0)
MongoDB\Driver\WriteResult::getInsertedCount — Returns the number of documents inserted (excluding upserts)
Parameters
This function has no parameters.
Return Values
Returns the number of documents inserted (excluding upserts), or null if
the write was not acknowledged.
Errors/Exceptions
- Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.
Examples
Example #1 MongoDB\Driver\WriteResult::getInsertedCount() example
<?php
$manager = new MongoDB\Driver\Manager;
$bulk = new MongoDB\Driver\BulkWrite;
$bulk->insert(['x' => 1]);
$bulk->update(['x' => 1], ['$set' => ['y' => 3]]);
$bulk->update(['x' => 2], ['$set' => ['y' => 1]], ['upsert' => true]);
$bulk->update(['x' => 3], ['$set' => ['y' => 2]], ['upsert' => true]);
$bulk->delete(['x' => 1]);
$result = $manager->executeBulkWrite('db.collection', $bulk);
var_dump($result->getInsertedCount());
?>The above example will output:
int(1)
See Also
- MongoDB\Driver\WriteResult::isAcknowledged() - Returns whether the write was acknowledged
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