<section>
 <h1 class="contains-headerlink leafygreen-ui-41fr9s" weight="medium">
  Bulk.find.replaceOne()
  <a class="headerlink leafygreen-ui-1kepx47" href="#bulk.find.replaceone--" title="Permalink to this heading">
   <svg aria-label="Link Icon" class="leafygreen-ui-a30zj9" fill="none" height="12" role="img" viewbox="0 0 16 16" width="12" xmlns="http://www.w3.org/2000/svg">
    <path d="M6.039 9.953a3.596 3.596 0 0 1-.327-.38l1.45-1.445a1.553 1.553 0 0 0 2.496.423l2.885-2.87a1.57 1.57 0 0 0 .01-2.213 1.553 1.553 0 0 0-2.203-.01l-.379.377A.995.995 0 0 1 8.56 3.83a1.005 1.005 0 0 1 .006-1.418l.38-.377a3.542 3.542 0 0 1 5.024.023 3.58 3.58 0 0 1-.022 5.047l-2.884 2.871a3.542 3.542 0 0 1-5.025-.022Z" fill="currentColor">
    </path>
    <path d="M9.961 6.047c.12.12.228.248.327.38l-1.45 1.445a1.553 1.553 0 0 0-2.496-.423l-2.885 2.87a1.57 1.57 0 0 0-.01 2.213 1.553 1.553 0 0 0 2.203.01l.379-.377a.995.995 0 0 1 1.411.006 1.005 1.005 0 0 1-.006 1.418l-.38.377a3.542 3.542 0 0 1-5.024-.023 3.58 3.58 0 0 1 .022-5.047l2.884-2.871a3.542 3.542 0 0 1 5.025.022Z" fill="currentColor">
    </path>
   </svg>
   <div class="css-1btu0w3 evvkmar0" id="bulk.find.replaceone--">
   </div>
  </a>
 </h1>
 <div class="leafygreen-ui-a5yxub">
  <p class="css-1cmx2d4 ef7gu8j0">
   On this page
  </p>
  <ul class="css-1qb0mst ef7gu8j1">
   <li class="leafygreen-ui-1e7a0ei">
    <a class="lg-ui-0001 leafygreen-ui-e98ikf" href="#description" target="_self">
     <span>
      Description
     </span>
    </a>
   </li>
   <li class="leafygreen-ui-1jqtqlb">
    <a class="lg-ui-0001 leafygreen-ui-cpmeq5" href="#example" target="_self">
     <span>
      Example
     </span>
    </a>
   </li>
  </ul>
 </div>
 <div class="leafygreen-ui-13vw3ie" role="note">
  <h2 class="leafygreen-ui-1fn4p2b">
   Tip
  </h2>
  <div class="leafygreen-ui-9mycqc">
   <p class="leafygreen-ui-1kp3ins">
    MongoDB also provides the
    <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/method/db.collection.bulkWrite/#mongodb-method-db.collection.bulkWrite">
     <code class="leafygreen-ui-1l06pbn">
      db.collection.bulkWrite()
     </code>
    </a>
    method for
performing bulk write operations.
   </p>
  </div>
 </div>
 <section>
  <h2 class="contains-headerlink leafygreen-ui-19f71ei" weight="medium">
   Description
   <a class="headerlink leafygreen-ui-1kepx47" href="#description" title="Permalink to this heading">
    <svg aria-label="Link Icon" class="leafygreen-ui-a30zj9" fill="none" height="12" role="img" viewbox="0 0 16 16" width="12" xmlns="http://www.w3.org/2000/svg">
     <path d="M6.039 9.953a3.596 3.596 0 0 1-.327-.38l1.45-1.445a1.553 1.553 0 0 0 2.496.423l2.885-2.87a1.57 1.57 0 0 0 .01-2.213 1.553 1.553 0 0 0-2.203-.01l-.379.377A.995.995 0 0 1 8.56 3.83a1.005 1.005 0 0 1 .006-1.418l.38-.377a3.542 3.542 0 0 1 5.024.023 3.58 3.58 0 0 1-.022 5.047l-2.884 2.871a3.542 3.542 0 0 1-5.025-.022Z" fill="currentColor">
     </path>
     <path d="M9.961 6.047c.12.12.228.248.327.38l-1.45 1.445a1.553 1.553 0 0 0-2.496-.423l-2.885 2.87a1.57 1.57 0 0 0-.01 2.213 1.553 1.553 0 0 0 2.203.01l.379-.377a.995.995 0 0 1 1.411.006 1.005 1.005 0 0 1-.006 1.418l-.38.377a3.542 3.542 0 0 1-5.024-.023 3.58 3.58 0 0 1 .022-5.047l2.884-2.871a3.542 3.542 0 0 1 5.025.022Z" fill="currentColor">
     </path>
    </svg>
    <div class="css-1btu0w3 evvkmar0" id="description">
    </div>
   </a>
  </h2>
  <dl class="method">
   <dt>
    <code class="leafygreen-ui-1l06pbn">
     Bulk.find.replaceOne(&lt;document&gt;)
    </code>
    <a class="headerlink leafygreen-ui-1kepx47" href="#mongodb-method-Bulk.find.replaceOne" title="Permalink to this definition">
     <svg aria-label="Link Icon" class="leafygreen-ui-a30zj9" fill="none" height="12" role="img" viewbox="0 0 16 16" width="12" xmlns="http://www.w3.org/2000/svg">
      <path d="M6.039 9.953a3.596 3.596 0 0 1-.327-.38l1.45-1.445a1.553 1.553 0 0 0 2.496.423l2.885-2.87a1.57 1.57 0 0 0 .01-2.213 1.553 1.553 0 0 0-2.203-.01l-.379.377A.995.995 0 0 1 8.56 3.83a1.005 1.005 0 0 1 .006-1.418l.38-.377a3.542 3.542 0 0 1 5.024.023 3.58 3.58 0 0 1-.022 5.047l-2.884 2.871a3.542 3.542 0 0 1-5.025-.022Z" fill="currentColor">
      </path>
      <path d="M9.961 6.047c.12.12.228.248.327.38l-1.45 1.445a1.553 1.553 0 0 0-2.496-.423l-2.885 2.87a1.57 1.57 0 0 0-.01 2.213 1.553 1.553 0 0 0 2.203.01l.379-.377a.995.995 0 0 1 1.411.006 1.005 1.005 0 0 1-.006 1.418l-.38.377a3.542 3.542 0 0 1-5.024-.023 3.58 3.58 0 0 1 .022-5.047l2.884-2.871a3.542 3.542 0 0 1 5.025.022Z" fill="currentColor">
      </path>
     </svg>
     <div class="css-1btu0w3 evvkmar0" id="mongodb-method-Bulk.find.replaceOne">
     </div>
    </a>
   </dt>
   <dd>
    <p class="leafygreen-ui-1kp3ins">
     Adds a single document replacement operation to a bulk operations
list. Use the
     <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/method/Bulk.find/#mongodb-method-Bulk.find">
      <code class="leafygreen-ui-1l06pbn">
       Bulk.find()
      </code>
     </a>
     method to specify the condition
that determines which document to replace. The
     <a class="lg-ui-0001 leafygreen-ui-fgcsv5" href="#mongodb-method-Bulk.find.replaceOne" target="_self">
      <span>
       <code class="leafygreen-ui-1l06pbn">
        Bulk.find.replaceOne()
       </code>
      </span>
     </a>
     method limits the replacement to a
single document.
    </p>
    <p class="leafygreen-ui-1kp3ins">
     <a class="lg-ui-0001 leafygreen-ui-fgcsv5" href="#mongodb-method-Bulk.find.replaceOne" target="_self">
      <span>
       <code class="leafygreen-ui-1l06pbn">
        Bulk.find.replaceOne()
       </code>
      </span>
     </a>
     accepts the following parameter:
    </p>
    <div class="leafygreen-ui-skkc39" tabindex="0">
     <table class="leafygreen-ui-hr8lsv">
      <colgroup>
       <col style="width:20%"/>
       <col style="width:20%"/>
       <col style="width:80%"/>
      </colgroup>
      <thead class="leafygreen-ui-a9ho40">
       <tr data-testid="leafygreen-ui-header-row">
        <th class="leafygreen-ui-1trtg6r" role="columnheader" scope="col">
         <div class="leafygreen-ui-ui0te9">
          <div>
           Parameter
          </div>
         </div>
        </th>
        <th class="leafygreen-ui-13uteka" role="columnheader" scope="col">
         <div class="leafygreen-ui-ui0te9">
          <div>
           Type
          </div>
         </div>
        </th>
        <th class="leafygreen-ui-13uteka" role="columnheader" scope="col">
         <div class="leafygreen-ui-ui0te9">
          <div>
           Description
          </div>
         </div>
        </th>
       </tr>
      </thead>
      <tbody>
       <tr class="">
        <td class="leafygreen-ui-1drjk7h">
         <div class="leafygreen-ui-1n4j8xf">
          <div>
           <code class="leafygreen-ui-1l06pbn">
            replacement
           </code>
          </div>
         </div>
        </td>
        <td class="leafygreen-ui-1drjk7h">
         <div class="leafygreen-ui-1n4j8xf">
          <div>
           document
          </div>
         </div>
        </td>
        <td class="leafygreen-ui-1drjk7h">
         <div class="leafygreen-ui-1n4j8xf">
          <div>
           <p class="leafygreen-ui-1kp3ins">
            A replacement document that completely replaces the existing
document. Contains only field and value pairs.
           </p>
           <p class="leafygreen-ui-1kp3ins">
            The sum of the associated
            <code class="leafygreen-ui-1l06pbn">
             &lt;query&gt;
            </code>
            document from the
            <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/method/Bulk.find/#mongodb-method-Bulk.find">
             <code class="leafygreen-ui-1l06pbn">
              Bulk.find()
             </code>
            </a>
            and the replacement document must be less than
or equal to the
            <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/limits/#mongodb-limit-BSON-Document-Size">
             maximum BSON document size
             <!-- -->
             .
            </a>
           </p>
          </div>
         </div>
        </td>
       </tr>
      </tbody>
     </table>
    </div>
    <p class="leafygreen-ui-1kp3ins">
     To specify an
     <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/glossary/#std-term-upsert">
      upsert
     </a>
     for this operation, see
     <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/method/Bulk.find.upsert/#mongodb-method-Bulk.find.upsert">
      <code class="leafygreen-ui-1l06pbn">
       Bulk.find.upsert()
      </code>
      .
     </a>
    </p>
    <p class="leafygreen-ui-1kp3ins">
     To specify the index to use for the associated
     <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/method/Bulk.find/#mongodb-method-Bulk.find">
      <code class="leafygreen-ui-1l06pbn">
       Bulk.find()
      </code>
     </a>
     , see
     <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/method/Bulk.find.hint/#mongodb-method-Bulk.find.hint">
      <code class="leafygreen-ui-1l06pbn">
       Bulk.find.hint()
      </code>
      .
     </a>
    </p>
   </dd>
  </dl>
 </section>
 <section>
  <h2 class="contains-headerlink leafygreen-ui-19f71ei" weight="medium">
   Example
   <a class="headerlink leafygreen-ui-1kepx47" href="#example" title="Permalink to this heading">
    <svg aria-label="Link Icon" class="leafygreen-ui-a30zj9" fill="none" height="12" role="img" viewbox="0 0 16 16" width="12" xmlns="http://www.w3.org/2000/svg">
     <path d="M6.039 9.953a3.596 3.596 0 0 1-.327-.38l1.45-1.445a1.553 1.553 0 0 0 2.496.423l2.885-2.87a1.57 1.57 0 0 0 .01-2.213 1.553 1.553 0 0 0-2.203-.01l-.379.377A.995.995 0 0 1 8.56 3.83a1.005 1.005 0 0 1 .006-1.418l.38-.377a3.542 3.542 0 0 1 5.024.023 3.58 3.58 0 0 1-.022 5.047l-2.884 2.871a3.542 3.542 0 0 1-5.025-.022Z" fill="currentColor">
     </path>
     <path d="M9.961 6.047c.12.12.228.248.327.38l-1.45 1.445a1.553 1.553 0 0 0-2.496-.423l-2.885 2.87a1.57 1.57 0 0 0-.01 2.213 1.553 1.553 0 0 0 2.203.01l.379-.377a.995.995 0 0 1 1.411.006 1.005 1.005 0 0 1-.006 1.418l-.38.377a3.542 3.542 0 0 1-5.024-.023 3.58 3.58 0 0 1 .022-5.047l2.884-2.871a3.542 3.542 0 0 1 5.025.022Z" fill="currentColor">
     </path>
    </svg>
    <div class="css-1btu0w3 evvkmar0" id="example">
    </div>
   </a>
  </h2>
  <p class="leafygreen-ui-1kp3ins">
   The following example initializes a
   <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/method/Bulk/#mongodb-method-Bulk">
    <code class="leafygreen-ui-1l06pbn">
     Bulk()
    </code>
   </a>
   operations builder
for the
   <code class="leafygreen-ui-1l06pbn">
    items
   </code>
   collection, and adds various
   <a class="lg-ui-0001 leafygreen-ui-fgcsv5" href="#mongodb-method-Bulk.find.replaceOne" target="_self">
    <span>
     <code class="leafygreen-ui-1l06pbn">
      replaceOne()
     </code>
    </span>
   </a>
   operations to the list of operations.
  </p>
  <script class="structured_data" type="application/ld+json">
   {"@context":"https://schema.org","@type":"SoftwareSourceCode","codeSampleType":"code snippet","text":"var bulk = db.items.initializeUnorderedBulkOp();\nbulk.find( { item: \"abc123\" } ).replaceOne( { item: \"abc123\", status: \"P\", points: 100 } );\nbulk.execute();","programmingLanguage":"JavaScript"}
  </script>
  <div class="css-16lmvu9">
   <div class="leafygreen-ui-196mwvg">
    <div class="leafygreen-ui-1b1bvay">
     <pre class="leafygreen-ui-11itue3" tabindex="0"><code class="lg-highlight-hljs-light javascript leafygreen-ui-9ybzas"><table class="leafygreen-ui-1tr4g10"><tbody><tr class=""><td class="leafygreen-ui-7razhx"><span class="lg-highlight-keyword">var</span> bulk <!-- -->= <!-- -->db.<span class="lg-highlight-property">items</span>.<span class="lg-highlight-title lg-highlight-function">initializeUnorderedBulkOp</span>(<!-- -->)<!-- -->;</td></tr><tr class=""><td class="leafygreen-ui-7razhx">bulk.<span class="lg-highlight-title lg-highlight-function">find</span>( <!-- -->{ <span class="lg-highlight-attr">item</span>: <span class="lg-highlight-string">"abc123"</span> } ).<span class="lg-highlight-title lg-highlight-function">replaceOne</span>( <!-- -->{ <span class="lg-highlight-attr">item</span>: <span class="lg-highlight-string">"abc123"</span>, <span class="lg-highlight-attr">status</span>: <span class="lg-highlight-string">"P"</span>, <span class="lg-highlight-attr">points</span>: <span class="lg-highlight-number">100</span> } )<!-- -->;</td></tr><tr class=""><td class="leafygreen-ui-7razhx">bulk.<span class="lg-highlight-title lg-highlight-function">execute</span>(<!-- -->)<!-- -->;</td></tr></tbody></table></code></pre>
     <div class="leafygreen-ui-1bqcprk" data-testid="leafygreen-code-panel">
      <button aria-disabled="false" aria-label="Copy" class="leafygreen-ui-1c6zwke" data-testid="code_copy-button" tabindex="0">
       <div class="leafygreen-ui-xhlipt">
        <svg aria-label="Copy Icon" class="leafygreen-ui-1st74h4" height="16" role="img" viewbox="0 0 16 16" width="16">
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  </div>
  <div class="leafygreen-ui-13vw3ie" role="note">
   <h2 class="leafygreen-ui-1fn4p2b">
    Tip
   </h2>
   <h3 class="leafygreen-ui-144d5kf">
    <strong>
     See also:
    </strong>
   </h3>
   <div class="leafygreen-ui-9mycqc">
    <ul class="leafygreen-ui-rioki0">
     <li class="leafygreen-ui-d7p7b6">
      <p class="leafygreen-ui-1kp3ins">
       <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/method/db.collection.initializeUnorderedBulkOp/#mongodb-method-db.collection.initializeUnorderedBulkOp">
        <code class="leafygreen-ui-1l06pbn">
         db.collection.initializeUnorderedBulkOp()
        </code>
       </a>
      </p>
     </li>
     <li class="leafygreen-ui-d7p7b6">
      <p class="leafygreen-ui-1kp3ins">
       <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/method/db.collection.initializeOrderedBulkOp/#mongodb-method-db.collection.initializeOrderedBulkOp">
        <code class="leafygreen-ui-1l06pbn">
         db.collection.initializeOrderedBulkOp()
        </code>
       </a>
      </p>
     </li>
     <li class="leafygreen-ui-d7p7b6">
      <p class="leafygreen-ui-1kp3ins">
       <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/method/Bulk.find/#mongodb-method-Bulk.find">
        <code class="leafygreen-ui-1l06pbn">
         Bulk.find()
        </code>
       </a>
      </p>
     </li>
     <li class="leafygreen-ui-d7p7b6">
      <p class="leafygreen-ui-1kp3ins">
       <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/method/Bulk.execute/#mongodb-method-Bulk.execute">
        <code class="leafygreen-ui-1l06pbn">
         Bulk.execute()
        </code>
       </a>
      </p>
     </li>
     <li class="leafygreen-ui-d7p7b6">
      <p class="leafygreen-ui-1kp3ins">
       <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/method/Bulk/#std-label-bulk-methods">
        All Bulk Methods
       </a>
      </p>
     </li>
    </ul>
   </div>
  </div>
 </section>
</section>
