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<title data-rh="true">Data Sources | NocoDB</title><meta data-rh="true" name="viewport" content="width=device-width,initial-scale=1"><meta data-rh="true" name="twitter:card" content="summary_large_image"><meta data-rh="true" property="og:image" content="https://nocodb.com/img/docusaurus-social-card.jpg"><meta data-rh="true" name="twitter:image" content="https://nocodb.com/img/docusaurus-social-card.jpg"><meta data-rh="true" property="og:url" content="https://nocodb.com/0.109.7/setup-and-usages/meta-management"><meta data-rh="true" name="docusaurus_locale" content="en"><meta data-rh="true" name="docsearch:language" content="en"><meta data-rh="true" name="docusaurus_version" content="0.109.7"><meta data-rh="true" name="docusaurus_tag" content="docs-default-0.109.7"><meta data-rh="true" name="docsearch:version" content="0.109.7"><meta data-rh="true" name="docsearch:docusaurus_tag" content="docs-default-0.109.7"><meta data-rh="true" property="og:title" content="Data Sources | NocoDB"><meta data-rh="true" name="description" content="NocoDB Data-Source sync, access control &amp; re-config"><meta data-rh="true" property="og:description" content="NocoDB Data-Source sync, access control &amp; re-config"><link data-rh="true" rel="icon" href="/img/favicon.ico"><link data-rh="true" rel="canonical" href="https://nocodb.com/0.109.7/setup-and-usages/meta-management"><link data-rh="true" rel="alternate" href="https://nocodb.com/0.109.7/setup-and-usages/meta-management" hreflang="en"><link data-rh="true" rel="alternate" href="https://nocodb.com/0.109.7/setup-and-usages/meta-management" hreflang="x-default"><link rel="search" type="application/opensearchdescription+xml" title="NocoDB" href="/opensearch.xml"><link rel="stylesheet" href="/assets/css/styles.ce2b6fcc.css">
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<!-- -->Please make sure database configuration parameters are valid. Any incorrect parameters could lead to schema loss!</p><p><img loading="lazy" src="https://user-images.githubusercontent.com/35857179/219832592-14209cbf-d980-4e14-9a59-bda1b778a74e.png" alt="image" class="img_ev3q"></p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="unlink-data-source">Unlink data source<a href="#unlink-data-source" class="hash-link" aria-label="Direct link to Unlink data source" title="Direct link to Unlink data source"></a></h2><p>Go to <code>Data Sources</code>, click <code>Delete</code> against the data source that you wish to un-link.</p><p><img loading="lazy" src="https://user-images.githubusercontent.com/35857179/219832810-a3e9ed88-f732-4f30-9228-ff782be0b9d6.png" alt="image" class="img_ev3q"></p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="data-source-visibility">Data source visibility<a href="#data-source-visibility" class="hash-link" aria-label="Direct link to Data source visibility" title="Direct link to Data source visibility"></a></h2><p>Go to <code>Data Sources</code>, toggle <code>Radio-button</code> against the data source that you wish to hide/un-hide.</p><p><img loading="lazy" src="https://user-images.githubusercontent.com/35857179/219832914-f485099c-423f-4df8-bf00-b509288efe6d.png" alt="image" class="img_ev3q"></p></div><footer class="theme-doc-footer docusaurus-mt-lg"><div class="theme-doc-footer-edit-meta-row row"><div class="col"><a href="https://github.com/nocodb/nocodb/tree/develop/packages/noco-docs/docs/versioned_docs/version-0.109.7/030.setup-and-usages/240.meta-management.md" target="_blank" rel="noreferrer noopener" class="theme-edit-this-page"><svg fill="currentColor" height="20" width="20" viewBox="0 0 40 40" class="iconEdit_Z9Sw" aria-hidden="true"><g><path d="m34.5 11.7l-3 3.1-6.3-6.3 3.1-3q0.5-0.5 1.2-0.5t1.1 0.5l3.9 3.9q0.5 0.4 0.5 1.1t-0.5 1.2z m-29.5 17.1l18.4-18.5 6.3 6.3-18.4 18.4h-6.3v-6.2z"></path></g></svg>Edit this page</a></div><div class="col lastUpdated_vwxv"></div></div></footer></article><nav class="pagination-nav docusaurus-mt-lg" aria-label="Docs pages"><a class="pagination-nav__link pagination-nav__link--prev" href="/0.109.7/setup-and-usages/team-and-auth"><div class="pagination-nav__sublabel">Previous</div><div class="pagination-nav__label">Team &amp; Auth</div></a><a class="pagination-nav__link pagination-nav__link--next" href="/0.109.7/setup-and-usages/audit"><div class="pagination-nav__sublabel">Next</div><div class="pagination-nav__label">Audit</div></a></nav></div></div><div class="col col--3"><div class="tableOfContents_bqdL thin-scrollbar theme-doc-toc-desktop"><ul class="table-of-contents table-of-contents__left-border"><li><a href="#overview" class="table-of-contents__link toc-highlight">Overview</a></li><li><a href="#accessing-data-sources" class="table-of-contents__link toc-highlight">Accessing Data Sources</a></li><li><a href="#sync-metadata" class="table-of-contents__link toc-highlight">Sync Metadata</a></li><li><a href="#ui-access-control" class="table-of-contents__link toc-highlight">UI Access Control</a></li><li><a href="#erd" class="table-of-contents__link toc-highlight">ERD</a><ul><li><a href="#junction-table-names-within-erd" class="table-of-contents__link toc-highlight">Junction table names within ERD</a></li></ul></li><li><a href="#edit-external-database-configuration-parameters" class="table-of-contents__link toc-highlight">Edit external database configuration parameters</a></li><li><a href="#unlink-data-source" class="table-of-contents__link toc-highlight">Unlink data source</a></li><li><a href="#data-source-visibility" class="table-of-contents__link toc-highlight">Data source visibility</a></li></ul></div></div></div></div></main></div></div><footer class="footer footer--dark"><div class="container container-fluid"><div class="footer__links text--center"><div class="footer__links"><a href="https://github.com/facebook/docusaurus" target="_blank" rel="noopener noreferrer" class="footer__link-item">GitHub<svg width="13.5" height="13.5" aria-hidden=
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