> ## Documentation Index
> Fetch the complete documentation index at: https://docs.kinetica.com/llms.txt
> Use this file to discover all available pages before exploring further.

# alter_credential

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  <div className="dl py method">
    <div className="dt sig sig-object py" id="gpudb.GPUdb.alter_credential"> <span className="sig-name descname"><span className="pre">alter\_credential</span></span><span className="sig-paren">(</span><span className="em sig-param"><span className="n"><span className="pre">credential\_name</span></span><span className="o"><span className="pre">=</span></span><span className="default_value"><span className="pre">None</span></span></span>, <span className="em sig-param"><span className="n"><span className="pre">credential\_updates\_map</span></span><span className="o"><span className="pre">=</span></span><span className="default_value"><span className="pre">None</span></span></span>, <span className="em sig-param"><span className="n"><span className="pre">options</span></span><span className="o"><span className="pre">=</span></span><span className="default_value"><span className="pre">None</span></span></span><span className="sig-paren">)</span><a href="https://github.com/kineticadb/kinetica-api-python/blob/master/gpudb/gpudb.py#L18685"><span className="viewcode-link"><span className="pre">\[source]</span></span></a></div>

    <div className="dd">
      <p>Alter the properties of an existing <a className="reference external" href="/content/concepts/credentials/">credential</a>.</p>
      <p><strong>Parameters</strong></p>

      <div className="blockquote">
        <div>
          <div className="dl simple">
            <div className="dt">credential\_name (<span className="em">str</span>) –</div>

            <div className="dd">
              <p>Name of the credential to be altered. Must be an existing credential.</p>
            </div>

            <div className="dt">credential\_updates\_map (<span className="em">dict of str to str</span>) –</div>

            <div className="dd">
              <p>Map containing the properties of the credential to be updated. Error if empty. Allowed keys are:</p>

              <ul className="simple">
                <li>
                  <p><strong>type</strong> – New type for the credential. Allowed values are:</p>

                  <ul>
                    <li>
                      <p>aws\_access\_key</p>
                    </li>

                    <li>
                      <p>aws\_iam\_role</p>
                    </li>

                    <li>
                      <p>azure\_ad</p>
                    </li>

                    <li>
                      <p>azure\_oauth</p>
                    </li>

                    <li>
                      <p>azure\_sas</p>
                    </li>

                    <li>
                      <p>azure\_storage\_key</p>
                    </li>

                    <li>
                      <p>docker</p>
                    </li>

                    <li>
                      <p>gcs\_service\_account\_id</p>
                    </li>

                    <li>
                      <p>gcs\_service\_account\_keys</p>
                    </li>

                    <li>
                      <p>hdfs</p>
                    </li>

                    <li>
                      <p>kafka</p>
                    </li>
                  </ul>
                </li>

                <li>
                  <p><strong>identity</strong> – New user for the credential.</p>
                </li>

                <li>
                  <p><strong>secret</strong> – New password for the credential.</p>
                </li>

                <li>
                  <p><strong>schema\_name</strong> – Updates the schema name. If <span className="em">schema\_name</span> doesn’t exist, an error will be thrown. If <span className="em">schema\_name</span> is empty, then the user’s default schema will be used.</p>
                </li>
              </ul>
            </div>

            <div className="dt">options (<span className="em">dict of str to str</span>) –</div>

            <div className="dd">
              <p>Optional parameters.</p>
            </div>
          </div>
        </div>
      </div>

      <p><strong>Returns</strong></p>

      <div className="blockquote">
        <div>
          <p>A dict with the following entries–</p>

          <div className="dl simple">
            <div className="dt">credential\_name (<span className="em">str</span>) –</div>

            <div className="dd">
              <p>Value of input parameter <span className="em">credential\_name</span>.</p>
            </div>

            <div className="dt">info (<span className="em">dict of str to str</span>) –</div>

            <div className="dd">
              <p>Additional information.</p>
            </div>
          </div>
        </div>
      </div>
    </div>
  </div>
</div>