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<div role="region" aria-label="Skip to main content"><a class="skipToContent_fXgn" href="#__docusaurus_skipToContent_fallback">Skip to main content</a></div><div class="announcementBar_mb4j" style="background-color:transparent;color:#ffffff" role="banner"><div class="content_knG7 announcementBarContent_xLdY"><div class="shimmer-banner"><p>DataHub Secures $35 Million Series B</p><a href="https://datahub.com/news/series-b-announcement/" target="_blank" class="button"><div>Read the announcement<span> →</span></div></a></div></div></div><nav aria-label="Main" class="navbar navbar--fixed-top"><div class="navbar__inner"><div class="navbar__items"><button aria-label="Toggle navigation bar" aria-expanded="false" class="navbar__toggle clean-btn" type="button"><svg width="30" height="30" viewBox="0 0 30 30" aria-hidden="true"><path stroke="currentColor" stroke-linecap="round" stroke-miterlimit="10" stroke-width="2" d="M4 7h22M4 15h22M4 23h22"></path></svg></button><a href="https://datahub.com" target="_blank" rel="noopener noreferrer" class="navbar__brand"><div class="navbar__logo"><img src="/img/datahub-logo-color-light-horizontal.svg" alt="DataHub Logo" class="themedImage_ToTc themedImage--light_HNdA"><img src="/img/datahub-logo-color-dark-horizontal.svg" alt="DataHub Logo" class="themedImage_ToTc themedImage--dark_i4oU"></div></a><div class="navbar__item dropdown dropdown--hoverable"><a href="#" aria-haspopup="true" aria-expanded="false" role="button" class="navbar__link versionNavItem_cbn8">Next</a><ul class="dropdown__menu"><li><a aria-current="page" class="dropdown__link dropdown__link--active" href="/docs/developers">Next</a></li><li><a class="dropdown__link" href="/docs/1.1.0/developers">1.1.0</a></li><li><hr class="dropdown-separator" style="margin: 0.4rem;"></li><li><div class="dropdown__link"><b>Archived versions</b></div></li><li>
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</li></ul></div></div><div class="navbar__items navbar__items--right"><a aria-current="page" class="navbar__item navbar__link navbar__link--active" href="/docs">Docs</a><a class="navbar__item navbar__link" href="/integrations">Integrations</a><div class="navbar__item dropdown dropdown--hoverable"><a href="#" aria-haspopup="true" aria-expanded="false" role="button" class="navbar__link">Learn</a><ul class="dropdown__menu dropdown__menu_Z8FC"><div class="wrapper_kp81"><div><a href="https://datahub.com/weekly-demo" target="_blank" rel="noopener noreferrer" class="card_BUD7"><div class="icon_BgHd"><img src="/img/icon-join-slack.png" alt="Weekly Demo"></div><div class="title_c7DP">Weekly Demo</div></a></div><div><a href="https://datahub.com/use-cases" target="_blank" rel="noopener noreferrer" class="card_BUD7"><div class="icon_BgHd"><img src="/img/icon-forum.png" alt="Use Cases"></div><div class="title_c7DP">Use Cases</div></a></div><div><a href="httpps://datahub.com/adoption-stories" target="_blank" rel="noopener noreferrer" class="card_BUD7"><div class="icon_BgHd"><img src="/img/icon-events.png" alt="Adoption Stories"></div><div class="title_c7DP">Adoption Stories</div></a></div><div><a href="https://medium.com/datahub-project" target="_blank" rel="noopener noreferrer" class="card_BUD7"><div class="icon_BgHd"><img src="/img/icon-champions.png" alt="Blog"></div><div class="title_c7DP">Blog</div></a></div><div><a href="https://www.youtube.com/channel/UC3qFQC5IiwR5fvWEqi_tJ5w" target="_blank" rel="noopener noreferrer" class="card_BUD7"><div class="icon_BgHd"><img src="/img/icon-share-your-journey.png" alt="Youtube"></div><div class="title_c7DP">Youtube</div></a></div></div></ul></div><div class="navbar__item dropdown dropdown--hoverable"><a href="#" aria-haspopup="true" aria-expanded="false" role="button" class="navbar__link">Community</a><ul class="dropdown__menu dropdown__menu_Z8FC"><div class="wrapper_kp81"><div><a href="https://datahub.com/slack/" target="_blank" rel="noopener noreferrer" class="card_BUD7"><div class="icon_BgHd"><img src="/img/icon-join-slack.png" alt="Join Slack"></div><div class="title_c7DP">Join Slack</div></a></div><div><a href="https://datahub.com/events" target="_blank" rel="noopener noreferrer" class="card_BUD7"><div class="icon_BgHd"><img src="/img/icon-events.png" alt="Events"></div><div class="title_c7DP">Events</div></a></div><div><a href="https://datahub.com/champions/" target="_blank" rel="noopener noreferrer" class="card_BUD7"><div class="icon_BgHd"><img src="/img/icon-champions.png" alt="Champions"></div><div class="title_c7DP">Champions</div></a></div><div><a href="https://datahub.com/share-your-journey/" target="_blank" rel="noopener noreferrer" class="card_BUD7"><div class="icon_BgHd"><img src="/img/icon-share-your-journey.png" alt="Share Your Journey"></div><div class="title_c7DP">Share Your Journey</div></a></div></div></ul></div><a href="https://datahub.com/products/why-datahub-cloud/" target="_blank" rel="noopener noreferrer" class="navbar__item navbar__link">
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<style>
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.cloud-cta {
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color: var(--ifm-menu-color-active);
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font-weight: 600;
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background: linear-gradient(40deg, var(--ifm-menu-color-active), var(--ifm-menu-color-active));
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background-size: 200% 100%;
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-webkit-background-clip: text;
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background-clip: text;
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transition: background-image 0.3s ease;
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}
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.cloud-cta:hover {
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color: transparent;
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background: linear-gradient(40deg, var(--ifm-menu-color-active), #ff1493);
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background-size: 200% 100%;
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-webkit-background-clip: text;
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background-clip: text;
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animation: gradientShift 3s ease infinite;
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}
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@keyframes gradientShift {
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0%, 100% { background-position: 0% 50%; }
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50% { background-position: 100% 50%; }
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}
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<div class="cloud-cta">Get Cloud</div>
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class="menu__list-item-collapsible"><a class="menu__link menu__link--sublist menu__link--sublist-caret" aria-expanded="false" href="/docs/authentication/guides/sso/initialize-oidc">Configure Single Sign-On</a></div></li><li class="theme-doc-sidebar-item-category theme-doc-sidebar-item-category-level-1 menu__list-item menu__list-item--collapsed"><div class="menu__list-item-collapsible"><a class="menu__link menu__link--sublist menu__link--sublist-caret" aria-expanded="false" href="/docs/managed-datahub/remote-executor/about">Remote Executor</a></div></li><li class="theme-doc-sidebar-item-category theme-doc-sidebar-item-category-level-1 menu__list-item menu__list-item--collapsed"><div class="menu__list-item-collapsible"><a class="menu__link menu__link--sublist menu__link--sublist-caret" aria-expanded="false" href="/docs/managed-datahub/datahub-api/entity-events-api">DataHub API</a></div></li><li class="theme-doc-sidebar-item-category theme-doc-sidebar-item-category-level-1 menu__list-item 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class="breadcrumbs__link">Developing on DataHub</span><meta itemprop="position" content="1"></li><li itemscope="" itemprop="itemListElement" itemtype="https://schema.org/ListItem" class="breadcrumbs__item breadcrumbs__item--active"><span class="breadcrumbs__link" itemprop="name">Local Development</span><meta itemprop="position" content="2"></li></ul></nav><span class="theme-doc-version-badge badge badge--secondary">Version: Next</span><div class="tocCollapsible_ETCw theme-doc-toc-mobile tocMobile_ITEo"><button type="button" class="clean-btn tocCollapsibleButton_TO0P">On this page</button></div><div class="theme-doc-markdown markdown"><h1>DataHub Developer's Guide</h1><h2 class="anchor anchorWithStickyNavbar_LWe7" id="requirements">Requirements<a href="#requirements" class="hash-link" aria-label="Direct link to Requirements" title="Direct link to Requirements"></a></h2><ul><li><a href="https://openjdk.org/projects/jdk/17/" target="_blank" rel="noopener noreferrer">Java 17 JDK</a></li><li><a href="https://www.python.org/downloads/release/python-3100/" target="_blank" rel="noopener noreferrer">Python 3.10</a></li><li><a href="https://www.docker.com/" target="_blank" rel="noopener noreferrer">Docker</a></li><li><a href="https://nodejs.org/en/about/previous-releases" target="_blank" rel="noopener noreferrer">Node 22.x</a></li><li><a href="https://docs.docker.com/compose/" target="_blank" rel="noopener noreferrer">Docker Compose >=2.20</a></li><li><a href="https://yarnpkg.com/en/docs/cli/" target="_blank" rel="noopener noreferrer">Yarn >=v1.22</a> for documentation building</li><li>Docker engine with at least 8GB of memory to run tests.</li></ul><p>On macOS, these can be installed using <a href="https://brew.sh/" target="_blank" rel="noopener noreferrer">Homebrew</a>.</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic"># Install Java</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">brew </span><span class="token function" style="color:rgb(130, 170, 255)">install</span><span class="token plain"> openjdk@17</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic"># Install Python</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">brew </span><span class="token function" style="color:rgb(130, 170, 255)">install</span><span class="token plain"> python@3.10 </span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic"># you may need to add this to your PATH</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic"># alternatively, you can use pyenv to manage your python versions</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic"># Install docker and docker compose</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">brew </span><span class="token function" style="color:rgb(130, 170, 255)">install</span><span class="token plain"> --cask </span><span class="token function" style="color:rgb(130, 170, 255)">docker</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><h2 class="anchor anchorWithStickyNavbar_LWe7" id="building-the-project">Building the Project<a href="#building-the-project" class="hash-link" aria-label="Direct link to Building the Project" title="Direct link to Building the Project"></a></h2><p>Fork and clone the repository if haven't done so already</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token function" style="color:rgb(130, 170, 255)">git</span><span class="token plain"> clone https://github.com/</span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain">username</span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain">/datahub.git</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>Change into the repository's root directory</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token builtin class-name" style="color:rgb(255, 203, 107)">cd</span><span class="token plain"> datahub</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>Use <a href="https://docs.gradle.org/current/userguide/gradle_wrapper.html" target="_blank" rel="noopener noreferrer">gradle wrapper</a> to build the project</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">./gradlew build</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>Note that the above will also run tests and a number of validations which makes the process considerably slower.</p><p>We suggest partially compiling DataHub according to your needs:</p><ul><li><p>Build Datahub's backend GMS (Generalized metadata service):</p><div class="codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-text codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">./gradlew :metadata-service:war:build</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></li><li><p>Build Datahub's frontend:</p><div class="codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-text codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">./gradlew :datahub-frontend:dist -x yarnTest -x yarnLint</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></li><li><p>Build DataHub's command line tool:</p><div class="codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-text codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">./gradlew :metadata-ingestion:installDev</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></li><li><p>Build DataHub's documentation:</p><div class="codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-text codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">./gradlew :docs-website:yarnLintFix :docs-website:build -x :metadata-ingestion:runPreFlightScript</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"># To preview the documentation</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">./gradlew :docs-website:serve</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></li></ul><h2 class="anchor anchorWithStickyNavbar_LWe7" id="deploying-local-versions">Deploying Local Versions<a href="#deploying-local-versions" class="hash-link" aria-label="Direct link to Deploying Local Versions" title="Direct link to Deploying Local Versions"></a></h2><p>This guide explains how to set up and deploy DataHub locally for development purposes.</p><h3 class="anchor anchorWithStickyNavbar_LWe7" id="initial-setup">Initial Setup<a href="#initial-setup" class="hash-link" aria-label="Direct link to Initial Setup" title="Direct link to Initial Setup"></a></h3><p>Before you begin, you'll need to install the local <code>datahub</code> CLI tool:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token builtin class-name" style="color:rgb(255, 203, 107)">cd</span><span class="token plain"> metadata-ingestion/</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">python3 -m venv venv</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token builtin class-name" style="color:rgb(255, 203, 107)">source</span><span class="token plain"> venv/bin/activate</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token builtin class-name" style="color:rgb(255, 203, 107)">cd</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">..</span><span class="token plain">/</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><h3 class="anchor anchorWithStickyNavbar_LWe7" id="deploying-the-full-stack">Deploying the Full Stack<a href="#deploying-the-full-stack" class="hash-link" aria-label="Direct link to Deploying the Full Stack" title="Direct link to Deploying the Full Stack"></a></h3><p>Deploy the entire system using docker-compose:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">./gradlew quickstartDebug</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>Access the DataHub UI at <code>http://localhost:9002</code></p><h3 class="anchor anchorWithStickyNavbar_LWe7" id="refreshing-the-frontend">Refreshing the Frontend<a href="#refreshing-the-frontend" class="hash-link" aria-label="Direct link to Refreshing the Frontend" title="Direct link to Refreshing the Frontend"></a></h3><p>To run and update the frontend with local changes, open a new terminal and run:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token builtin class-name" style="color:rgb(255, 203, 107)">cd</span><span class="token plain"> datahub-web-react</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token function" style="color:rgb(130, 170, 255)">yarn</span><span class="token plain"> </span><span class="token function" style="color:rgb(130, 170, 255)">install</span><span class="token plain"> </span><span class="token operator" style="color:rgb(137, 221, 255)">&&</span><span class="token plain"> </span><span class="token function" style="color:rgb(130, 170, 255)">yarn</span><span class="token plain"> start</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>The frontend will be available at <code>http://localhost:3000</code> and will automatically update as you make changes to the code.</p><h3 class="anchor anchorWithStickyNavbar_LWe7" id="refreshing-components-of-quickstart">Refreshing components of quickStart<a href="#refreshing-components-of-quickstart" class="hash-link" aria-label="Direct link to Refreshing components of quickStart" title="Direct link to Refreshing components of quickStart"></a></h3><p>To refresh any of the running system stared by <code>./gradlew quickStartDebug</code>, run</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">./gradlew debugReload</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>This will build any changed components and restart those containers that had changes.
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There are a few other quickStart<!-- -->*<!-- --> variants, like quickStartDebugMin, quickStartDebugConsumers</p><p>For each of those variants, there is a corresponding reloadTask.</p><p>For <code>./gradlew quickStartDebugConsumers</code>, the reload command is <code>./gradlew debugConsumersReload</code>
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For <code>./gradlew quickStartDebugMin</code>, the reload command is <code>./gradlew debugMinReload</code></p><p>A full restart using <code>./gradlew quickStartDebug</code> is recommended if there are significant changes and the setup/system update containers need to be run again.
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For incremental changes, the <code>debugReload*</code> variants can be used.</p><h3 class="anchor anchorWithStickyNavbar_LWe7" id="using-env-to-configure-settings-of-services-started-by-quickstart">Using .env to configure settings of services started by quickstart<a href="#using-env-to-configure-settings-of-services-started-by-quickstart" class="hash-link" aria-label="Direct link to Using .env to configure settings of services started by quickstart" title="Direct link to Using .env to configure settings of services started by quickstart"></a></h3><p>To start datahub with a customized set of environment variables, .env files can be created in the docker/profiles folder.
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For example, an env file <code>my-settings.env</code> can be created in docker/profiles folder and loaded using</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token assign-left variable" style="color:rgb(191, 199, 213)">DATAHUB_LOCAL_COMMON_ENV</span><span class="token operator" style="color:rgb(137, 221, 255)">=</span><span class="token plain">my-settings.env ./gradlew quickStartDebug</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>To refresh the containers due to code changes, <code>debugReload</code> task can be used.
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To change the env and reload containers, use the task <code>debugReloadEnv</code></p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token assign-left variable" style="color:rgb(191, 199, 213)">DATAHUB_LOCAL_COMMON_ENV</span><span class="token operator" style="color:rgb(137, 221, 255)">=</span><span class="token plain">my-other-settings.env ./gradlew debugReloadEnv</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>This will build any container artifacts were changed and all reloadable containers are re-created to use the new env settings.</p><h3 class="anchor anchorWithStickyNavbar_LWe7" id="refreshing-the-cli">Refreshing the CLI<a href="#refreshing-the-cli" class="hash-link" aria-label="Direct link to Refreshing the CLI" title="Direct link to Refreshing the CLI"></a></h3><p>If you haven't set up the CLI for local development yet, run:</p><div class="language-commandline codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-commandline codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">./gradlew :metadata-ingestion:installDev</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">cd metadata-ingestion</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">source venv/bin/activate</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>Once you're in <code>venv</code>, your local changes will be reflected automatically.
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For example, you can run <code>datahub ingest -c <file></code> to test local changes in ingestion connectors.</p><p>To verify that you're using the local version, run:</p><div class="language-commandline codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-commandline codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">datahub --version</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>Expected Output:</p><div class="language-commandline codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-commandline codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">acryl-datahub, version unavailable (installed in develop mode)</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><h2 class="anchor anchorWithStickyNavbar_LWe7" id="ide-support">IDE Support<a href="#ide-support" class="hash-link" aria-label="Direct link to IDE Support" title="Direct link to IDE Support"></a></h2><p>The recommended IDE for DataHub development is <a href="https://www.jetbrains.com/idea/" target="_blank" rel="noopener noreferrer">IntelliJ IDEA</a>.
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You can run the following command to generate or update the IntelliJ project file.</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">./gradlew idea</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>Open <code>datahub.ipr</code> in IntelliJ to start developing!</p><p>For consistency please import and auto format the code using <a href="https://github.com/datahub-project/datahub/blob/master/gradle/idea/LinkedIn%20Style.xml" target="_blank" rel="noopener noreferrer">LinkedIn IntelliJ Java style</a>.</p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="windows-compatibility">Windows Compatibility<a href="#windows-compatibility" class="hash-link" aria-label="Direct link to Windows Compatibility" title="Direct link to Windows Compatibility"></a></h2><p>For optimal performance and compatibility, we strongly recommend building on a Mac or Linux system.
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Please note that we do not actively support Windows in a non-virtualized environment.</p><p>If you must use Windows, one workaround is to build within a virtualized environment, such as a VM(Virtual Machine) or <a href="https://learn.microsoft.com/en-us/windows/wsl" target="_blank" rel="noopener noreferrer">WSL(Windows Subsystem for Linux)</a>.
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This approach can help ensure that your build environment remains isolated and stable, and that your code is compiled correctly.</p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="common-build-issues">Common Build Issues<a href="#common-build-issues" class="hash-link" aria-label="Direct link to Common Build Issues" title="Direct link to Common Build Issues"></a></h2><h4 class="anchor anchorWithStickyNavbar_LWe7" id="getting-unsupported-class-file-major-version-57">Getting <code>Unsupported class file major version 57</code><a href="#getting-unsupported-class-file-major-version-57" class="hash-link" aria-label="Direct link to getting-unsupported-class-file-major-version-57" title="Direct link to getting-unsupported-class-file-major-version-57"></a></h4><p>You're probably using a Java version that's too new for gradle. Run the following command to check your Java version</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">java --version</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>While it may be possible to build and run DataHub using newer versions of Java, we currently only support <a href="https://openjdk.org/projects/jdk/17/" target="_blank" rel="noopener noreferrer">Java 17</a> (aka Java 17).</p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="getting-cannot-find-symbol-error-for-javaxannotationgenerated">Getting <code>cannot find symbol</code> error for <code>javax.annotation.Generated</code><a href="#getting-cannot-find-symbol-error-for-javaxannotationgenerated" class="hash-link" aria-label="Direct link to getting-cannot-find-symbol-error-for-javaxannotationgenerated" title="Direct link to getting-cannot-find-symbol-error-for-javaxannotationgenerated"></a></h4><p>Similar to the previous issue, please use Java 17 to build the project.
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You can install multiple version of Java on a single machine and switch between them using the <code>JAVA_HOME</code> environment variable. See <a href="https://docs.oracle.com/cd/E21454_01/html/821-2531/inst_jdk_javahome_t.html" target="_blank" rel="noopener noreferrer">this document</a> for more details.</p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="metadata-modelsgeneratedatatemplate-task-fails-with-javaniofileinvalidpathexception-illegal-char--at-index-xx-or-caused-by-javalangillegalargumentexception-other-has-different-root-error"><code>:metadata-models:generateDataTemplate</code> task fails with <code>java.nio.file.InvalidPathException: Illegal char <:> at index XX</code> or <code>Caused by: java.lang.IllegalArgumentException: 'other' has different root</code> error<a href="#metadata-modelsgeneratedatatemplate-task-fails-with-javaniofileinvalidpathexception-illegal-char--at-index-xx-or-caused-by-javalangillegalargumentexception-other-has-different-root-error" class="hash-link" aria-label="Direct link to metadata-modelsgeneratedatatemplate-task-fails-with-javaniofileinvalidpathexception-illegal-char--at-index-xx-or-caused-by-javalangillegalargumentexception-other-has-different-root-error" title="Direct link to metadata-modelsgeneratedatatemplate-task-fails-with-javaniofileinvalidpathexception-illegal-char--at-index-xx-or-caused-by-javalangillegalargumentexception-other-has-different-root-error"></a></h4><p>This is a <a href="https://github.com/linkedin/rest.li/issues/287" target="_blank" rel="noopener noreferrer">known issue</a> when building the project on Windows due a bug in the Pegasus plugin. Please refer to <a href="/docs/developers#windows-compatibility">Windows Compatibility</a>.</p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="various-errors-related-to-generatedatatemplate-or-other-generate-tasks">Various errors related to <code>generateDataTemplate</code> or other <code>generate</code> tasks<a href="#various-errors-related-to-generatedatatemplate-or-other-generate-tasks" class="hash-link" aria-label="Direct link to various-errors-related-to-generatedatatemplate-or-other-generate-tasks" title="Direct link to various-errors-related-to-generatedatatemplate-or-other-generate-tasks"></a></h4><p>As we generate quite a few files from the models, it is possible that old generated files may conflict with new model changes. When this happens, a simple <code>./gradlew clean</code> should reosolve the issue.</p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="execution-failed-for-task-metadata-servicerestli-servlet-implcheckrestmodel"><code>Execution failed for task ':metadata-service:restli-servlet-impl:checkRestModel'</code><a href="#execution-failed-for-task-metadata-servicerestli-servlet-implcheckrestmodel" class="hash-link" aria-label="Direct link to execution-failed-for-task-metadata-servicerestli-servlet-implcheckrestmodel" title="Direct link to execution-failed-for-task-metadata-servicerestli-servlet-implcheckrestmodel"></a></h4><p>This generally means that an <a href="https://linkedin.github.io/rest.li/modeling/compatibility_check" target="_blank" rel="noopener noreferrer">incompatible change</a> was introduced to the rest.li API in GMS. You'll need to rebuild the snapshots/IDL by running the following command once</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">./gradlew :metadata-service:restli-servlet-impl:build -Prest.model.compatibility</span><span class="token operator" style="color:rgb(137, 221, 255)">=</span><span class="token plain">ignore</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><h4 class="anchor anchorWithStickyNavbar_LWe7" id="javaioioexception-no-space-left-on-device"><code>java.io.IOException: No space left on device</code><a href="#javaioioexception-no-space-left-on-device" class="hash-link" aria-label="Direct link to javaioioexception-no-space-left-on-device" title="Direct link to javaioioexception-no-space-left-on-device"></a></h4><p>This means you're running out of space on your disk to build. Please free up some space or try a different disk.</p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="build-failed-for-task-gradlew-datahub-frontenddist--x-yarntest--x-yarnlint"><code>Build failed</code> for task <code>./gradlew :datahub-frontend:dist -x yarnTest -x yarnLint</code><a href="#build-failed-for-task-gradlew-datahub-frontenddist--x-yarntest--x-yarnlint" class="hash-link" aria-label="Direct link to build-failed-for-task-gradlew-datahub-frontenddist--x-yarntest--x-yarnlint" title="Direct link to build-failed-for-task-gradlew-datahub-frontenddist--x-yarntest--x-yarnlint"></a></h4><p>This could mean that you need to update your <a href="https://yarnpkg.com/getting-started/install" target="_blank" rel="noopener noreferrer">Yarn</a> version</p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="buildsrccompilejava-task-fails-with-package-comlinkedinmetadatamodelsregistryconfig-does-not-exist-and-cannot-find-symbol-error-for-entity"><code>:buildSrc:compileJava</code> task fails with <code>package com.linkedin.metadata.models.registry.config does not exist</code> and <code>cannot find symbol</code> error for <code>Entity</code><a href="#buildsrccompilejava-task-fails-with-package-comlinkedinmetadatamodelsregistryconfig-does-not-exist-and-cannot-find-symbol-error-for-entity" class="hash-link" aria-label="Direct link to buildsrccompilejava-task-fails-with-package-comlinkedinmetadatamodelsregistryconfig-does-not-exist-and-cannot-find-symbol-error-for-entity" title="Direct link to buildsrccompilejava-task-fails-with-package-comlinkedinmetadatamodelsregistryconfig-does-not-exist-and-cannot-find-symbol-error-for-entity"></a></h4><p>There are currently two symbolic links within the <a href="https://github.com/datahub-project/datahub/tree/master/buildSrc" target="_blank" rel="noopener noreferrer">buildSrc</a> directory for the <a href="https://github.com/datahub-project/datahub/blob/master/buildSrc/src/main/java/com/linkedin/metadata/aspect/plugins/config" target="_blank" rel="noopener noreferrer">com.linkedin.metadata.aspect.plugins.config</a> and <a href="https://github.com/datahub-project/datahub/blob/master/buildSrc/src/main/java/com/linkedin/metadata/models/registry/config" target="_blank" rel="noopener noreferrer">com.linkedin.metadata.models.registry.config</a> packages, which points to the corresponding packages in the <a href="https://github.com/datahub-project/datahub/tree/master/entity-registry" target="_blank" rel="noopener noreferrer">entity-registry</a> subproject.</p><p>When the repository is checked out using Windows 10/11 - even if WSL is later used for building using the mounted Windows filesystem in <code>/mnt/</code> - the symbolic links might have not been created correctly, instead the symbolic links were checked out as plain files. Although it is technically possible to use the mounted Windows filesystem in <code>/mnt/</code> for building in WSL, it is <strong>strongly recommended</strong> to checkout the repository within the Linux filesystem (e.g., in <code>/home/</code>) and building it from there, because accessing the Windows filesystem from Linux is relatively slow compared to the Linux filesystem and slows down the whole building process.</p><p>To be able to create symbolic links in Windows 10/11 the <a href="https://learn.microsoft.com/en-us/windows/apps/get-started/enable-your-device-for-development" target="_blank" rel="noopener noreferrer">Developer Mode</a> has to be enabled first. Then the following commands can be used to enable <a href="https://git-scm.com/docs/git-config#Documentation/git-config.txt-coresymlinks" target="_blank" rel="noopener noreferrer">symbolic links in Git</a> and recreating the symbolic links:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic"># enable core.symlinks config</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token function" style="color:rgb(130, 170, 255)">git</span><span class="token plain"> config --global core.symlinks </span><span class="token boolean" style="color:rgb(255, 88, 116)">true</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic"># check the current core.sysmlinks config and scope</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token function" style="color:rgb(130, 170, 255)">git</span><span class="token plain"> config --show-scope --show-origin core.symlinks</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic"># in case the core.sysmlinks config is still set locally to false, remove the local config</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token function" style="color:rgb(130, 170, 255)">git</span><span class="token plain"> config --unset core.symlinks</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic"># reset the current branch to recreate the missing symbolic links (alternatively it is also possibly to switch branches away and back)</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token function" style="color:rgb(130, 170, 255)">git</span><span class="token plain"> reset --hard</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>See also <a href="https://stackoverflow.com/questions/5917249/git-symbolic-links-in-windows/59761201#59761201" target="_blank" rel="noopener noreferrer">here</a> for more information on how to enable symbolic links on Windows 10/11 and Git.</p></div><footer class="theme-doc-footer docusaurus-mt-lg"><div class="slackUtm_uoBr"><div class="slackUtm_uoBr"><hr>Need more help? 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19a56.76 56.76 0 0119.6 43c0 9.7-2.3 18.9-6.9 27.3l-14 25.5 21.9 19a56.76 56.76 0 0119.6 43c0 19.1-11 37.5-28.8 48.4z"></path></svg></span></button></div></div></div></div></article><nav class="pagination-nav docusaurus-mt-lg" aria-label="Docs pages"><a class="pagination-nav__link pagination-nav__link--prev" href="/docs/architecture/docker-containers"><div class="pagination-nav__sublabel">Previous</div><div class="pagination-nav__label">Docker Container Architecture</div></a><a class="pagination-nav__link pagination-nav__link--next" href="/docs/docker/development"><div class="pagination-nav__sublabel">Next</div><div class="pagination-nav__label">Using Docker Images During Development</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="#requirements" class="table-of-contents__link toc-highlight">Requirements</a></li><li><a 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