NAME

       MongoDB::UpdateResult - MongoDB update result object

VERSION

       version v1.8.1

SYNOPSIS

           my $result = $coll->update( @parameters );

           if ( $result->acknowledged ) {
               ...
           }

DESCRIPTION

       This class encapsulates the results from an update or replace operations.

ATTRIBUTES

   matched_count
       The number of documents that matched the filter.

   modified_count
       The number of documents that were modified.  Note: this is only available from MongoDB
       version 2.6 or later.  It will return "undef" from earlier servers.

       You can call "has_modified_count" to find out if this attribute is defined or not.

   upserted_id
       The identifier of the inserted document if an upsert took place.  If no upsert took place,
       it returns "undef".

METHODS

   acknowledged
       Indicates whether this write result was acknowledged.  Always true for this class.

   assert
       Throws an error if write errors or write concern errors occurred.  Otherwise, returns the
       invocant.

   assert_no_write_error
       Throws a MongoDB::WriteError if write errors occurred.  Otherwise, returns the invocant.

   assert_no_write_concern_error
       Throws a MongoDB::WriteConcernError if write concern errors occurred.  Otherwise, returns
       the invocant.

AUTHORS

       •   David Golden <david@mongodb.com>

       •   Rassi <rassi@mongodb.com>

       •   Mike Friedman <friedo@friedo.com>

       •   Kristina Chodorow <k.chodorow@gmail.com>

       •   Florian Ragwitz <rafl@debian.org>

COPYRIGHT AND LICENSE

       This software is Copyright (c) 2018 by MongoDB, Inc.

       This is free software, licensed under:

         The Apache License, Version 2.0, January 2004