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Neue","sans-serif";font-weight:400;font-style:normal;color:#666666;color:inherit;font-size:0.875rem;line-height:1.25rem;}</style><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">文档中心</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-1" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">关于 TiDB</div></div><style data-emotion="css xjq79n">.css-xjq79n{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;width:1em;height:1em;display:inline-block;fill:currentColor;-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;-webkit-transition:fill 200ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;transition:fill 200ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;font-size:1.5rem;fill:#999999;height:1rem;width:1rem;margin-left:auto;-webkit-transform:none;-moz-transform:none;-ms-transform:none;transform:none;}</style><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div><style data-emotion="css 1jozaee">.css-1jozaee{margin:0;padding:0;margin-left:17px;}</style></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-2" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">快速上手</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-3" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">应用开发</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-4" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">部署标准集群</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-5" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">数据迁移</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-6" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">数据集成</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-7" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">运维操作</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-8" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">监控与告警</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-9" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">故障诊断</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-10" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">性能调优</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-11" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">教程</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="true" id="left-nav-treeview-0-12" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content Mui-expanded" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">TiDB 工具</div></div><style data-emotion="css 171pefp">.css-171pefp{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;width:1em;height:1em;display:inline-block;fill:currentColor;-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;-webkit-transition:fill 200ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;transition:fill 200ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;font-size:1.5rem;fill:#999999;height:1rem;width:1rem;margin-left:auto;-webkit-transform:rotate(90deg);-moz-transform:rotate(90deg);-ms-transform:rotate(90deg);transform:rotate(90deg);}</style><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-171pefp" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div><style data-emotion="css 1xxsnna">.css-1xxsnna{height:auto;overflow:visible;-webkit-transition:height 300ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;transition:height 300ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;margin:0;padding:0;margin-left:17px;}</style><ul class="MuiCollapse-root MuiCollapse-vertical MuiTreeItem-group MuiCollapse-entered css-1xxsnna" style="min-height:0px" role="group"><div class="MuiCollapse-wrapper MuiCollapse-vertical css-hboir5"><div class="MuiCollapse-wrapperInner MuiCollapse-vertical css-8atqhb"><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-12-0" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><style data-emotion="css kb2j4b">.css-kb2j4b{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-direction:row;-ms-flex-direction:row;flex-direction:row;min-height:1.75rem;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;padding-left:0.5rem;padding-top:0.25rem;padding-bottom:0.25rem;}</style><div class="css-kb2j4b"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb/stable/ecosystem-tool-user-guide"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">功能概览</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-12-1" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb/stable/ecosystem-tool-user-case"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">使用场景</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-12-2" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb/stable/download-ecosystem-tools"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">工具下载</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-12-3" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">TiUP</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-12-4" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb/stable/tidb-operator-overview"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">TiDB Operator</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-12-5" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">TiDB Data Migration</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-12-6" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">TiDB Lightning</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-12-7" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb/stable/dumpling-overview"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">Dumpling</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="true" id="left-nav-treeview-0-12-8" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content Mui-expanded" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">TiCDC</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-171pefp" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div><ul class="MuiCollapse-root MuiCollapse-vertical MuiTreeItem-group MuiCollapse-entered css-1xxsnna" style="min-height:0px" role="group"><div class="MuiCollapse-wrapper MuiCollapse-vertical css-hboir5"><div class="MuiCollapse-wrapperInner MuiCollapse-vertical css-8atqhb"><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-12-8-0" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><style data-emotion="css snygwd">.css-snygwd{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-direction:row;-ms-flex-direction:row;flex-direction:row;min-height:1.75rem;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;padding-left:1rem;padding-top:0.25rem;padding-bottom:0.25rem;}</style><div class="css-snygwd"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb/stable/ticdc-overview"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 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MuiCollapse-vertical css-hboir5"><div class="MuiCollapse-wrapperInner MuiCollapse-vertical css-8atqhb"><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-12-8-4-0" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><style data-emotion="css 5fc025">.css-5fc025{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-direction:row;-ms-flex-direction:row;flex-direction:row;min-height:1.75rem;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;padding-left:1.5rem;padding-top:0.25rem;padding-bottom:0.25rem;}</style><div class="css-5fc025"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb/stable/ticdc-architecture"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 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style="text-decoration:none;width:100%;color:inherit" class="" href="/zh/tidb/stable/ticdc-changefeed-config"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">TiCDC Changefeed 配置参数</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-12-8-4-3" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-5fc025"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">输出数据协议</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-12-8-4-4" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-5fc025"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb/stable/ticdc-open-api-v2"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">TiCDC Open API v2</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-12-8-4-5" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-5fc025"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb/stable/ticdc-open-api"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">TiCDC Open API v1</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-12-8-4-6" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-5fc025"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">TiCDC 数据消费</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" 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class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">TiSpark</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-12-12" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">sync-diff-inspector</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-12-13" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">TiUniManager</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li></div></div></ul></li><li 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class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">常见问题解答 (FAQ)</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-15" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">版本发布历史</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium 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1rnnmjb">.css-1rnnmjb{max-width:1340px;width:100%;margin-left:auto;margin-right:auto;display:block;box-sizing:border-box;}</style><div class="MuiBox-root css-1rnnmjb"><style data-emotion="css 90fn5w">.css-90fn5w{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-direction:column;-ms-flex-direction:column;flex-direction:column;}@media (min-width:0px){.css-90fn5w{-webkit-flex-direction:column-reverse;-ms-flex-direction:column-reverse;flex-direction:column-reverse;}}@media (min-width:600px){.css-90fn5w{-webkit-flex-direction:row;-ms-flex-direction:row;flex-direction:row;}}</style><div class="css-90fn5w"><style data-emotion="css vofosd">.css-vofosd{padding:1.5rem 0;}@media (min-width:0px){.css-vofosd{width:100%;}}@media (min-width:600px){.css-vofosd{width:calc(100% - 17.5rem);}}</style><div class="MuiBox-root css-vofosd"><style data-emotion="css 1ekb41w">.css-1ekb41w{width:100%;margin-left:auto;box-sizing:border-box;margin-right:auto;display:block;padding-left:16px;padding-right:16px;}@media (min-width:600px){.css-1ekb41w{padding-left:24px;padding-right:24px;}}@media (min-width:1536px){.css-1ekb41w{max-width:1536px;}}</style><div class="MuiContainer-root MuiContainer-maxWidthXl doc-content css-1ekb41w"><div class="markdown-body MuiBox-root css-0"><h1 id="ticdc-changefeed-命令行参数和配置参数" style="position:relative"><a href="#ticdc-changefeed-%E5%91%BD%E4%BB%A4%E8%A1%8C%E5%8F%82%E6%95%B0%E5%92%8C%E9%85%8D%E7%BD%AE%E5%8F%82%E6%95%B0" aria-label="ticdc changefeed 命令行参数和配置参数 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>TiCDC Changefeed 命令行参数和配置参数</h1><h2 id="ticdc-changefeed-命令行参数" style="position:relative"><a href="#ticdc-changefeed-%E5%91%BD%E4%BB%A4%E8%A1%8C%E5%8F%82%E6%95%B0" aria-label="ticdc changefeed 命令行参数 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>TiCDC Changefeed 命令行参数</h2><p>本章节将以创建同步任务为例，介绍 TiCDC Changefeed 的命令行参数：</p><pre><code class="hljs language-sh"><style data-emotion="css 1qhimia">.css-1qhimia{margin-right:3rem;overflow:auto;}</style><div class="MuiBox-root css-1qhimia">cdc cli changefeed create --server=http://10.0.10.25:8300 --sink-uri=<span class="hljs-string">"mysql://root:123456@127.0.0.1:3306/"</span> --changefeed-id=<span class="hljs-string">"simple-replication-task"</span> </div><style data-emotion="css ux9q70">.css-ux9q70{text-align:center;-webkit-flex:0 0 auto;-ms-flex:0 0 auto;flex:0 0 auto;font-size:1.5rem;padding:8px;border-radius:50%;overflow:visible;color:rgba(0, 0, 0, 0.54);-webkit-transition:background-color 150ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;transition:background-color 150ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;padding:5px;font-size:1.125rem;top:0.625rem;right:2.4rem;background:transparent;border:unset;}.css-ux9q70:hover{background-color:rgba(0, 0, 0, 0.04);}@media (hover: none){.css-ux9q70:hover{background-color:transparent;}}.css-ux9q70.Mui-disabled{background-color:transparent;color:rgba(0, 0, 0, 0.26);}</style><style data-emotion="css 1rmx1rm">.css-1rmx1rm{display:-webkit-inline-box;display:-webkit-inline-flex;display:-ms-inline-flexbox;display:inline-flex;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-ms-flex-pack:center;-webkit-justify-content:center;justify-content:center;position:relative;box-sizing:border-box;-webkit-tap-highlight-color:transparent;background-color:transparent;outline:0;border:0;margin:0;border-radius:0;padding:0;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;vertical-align:middle;-moz-appearance:none;-webkit-appearance:none;-webkit-text-decoration:none;text-decoration:none;color:inherit;text-align:center;-webkit-flex:0 0 auto;-ms-flex:0 0 auto;flex:0 0 auto;font-size:1.5rem;padding:8px;border-radius:50%;overflow:visible;color:rgba(0, 0, 0, 0.54);-webkit-transition:background-color 150ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;transition:background-color 150ms 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0ms;transition:fill 200ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;font-size:inherit;}</style><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><style data-emotion="css 1e2dcm1">.css-1e2dcm1{z-index:1500;pointer-events:none;}</style><style data-emotion="css okvapm">.css-okvapm{z-index:1500;pointer-events:none;}</style><style data-emotion="css rnn29l">.css-rnn29l{text-align:center;-webkit-flex:0 0 auto;-ms-flex:0 0 auto;flex:0 0 auto;font-size:1.5rem;padding:8px;border-radius:50%;overflow:visible;color:rgba(0, 0, 0, 0.54);-webkit-transition:background-color 150ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;transition:background-color 150ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;padding:5px;font-size:1.125rem;top:0.625rem;right:0.625rem;background:transparent;border:unset;}.css-rnn29l:hover{background-color:rgba(0, 0, 0, 0.04);}@media (hover: none){.css-rnn29l:hover{background-color:transparent;}}.css-rnn29l.Mui-disabled{background-color:transparent;color:rgba(0, 0, 0, 0.26);}</style><style data-emotion="css fxo539">.css-fxo539{display:-webkit-inline-box;display:-webkit-inline-flex;display:-ms-inline-flexbox;display:inline-flex;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-ms-flex-pack:center;-webkit-justify-content:center;justify-content:center;position:relative;box-sizing:border-box;-webkit-tap-highlight-color:transparent;background-color:transparent;outline:0;border:0;margin:0;border-radius:0;padding:0;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;vertical-align:middle;-moz-appearance:none;-webkit-appearance:none;-webkit-text-decoration:none;text-decoration:none;color:inherit;text-align:center;-webkit-flex:0 0 auto;-ms-flex:0 0 auto;flex:0 0 auto;font-size:1.5rem;padding:8px;border-radius:50%;overflow:visible;color:rgba(0, 0, 0, 0.54);-webkit-transition:background-color 150ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;transition:background-color 150ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;padding:5px;font-size:1.125rem;top:0.625rem;right:0.625rem;background:transparent;border:unset;}.css-fxo539::-moz-focus-inner{border-style:none;}.css-fxo539.Mui-disabled{pointer-events:none;cursor:default;}@media print{.css-fxo539{-webkit-print-color-adjust:exact;color-adjust:exact;}}.css-fxo539:hover{background-color:rgba(0, 0, 0, 0.04);}@media (hover: none){.css-fxo539:hover{background-color:transparent;}}.css-fxo539.Mui-disabled{background-color:transparent;color:rgba(0, 0, 0, 0.26);}</style><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><pre><code class="hljs language-sh"><div class="MuiBox-root css-1qhimia">Create changefeed successfully! ID: simple-replication-task Info: {<span class="hljs-string">"upstream_id"</span>:7178706266519722477,<span class="hljs-string">"namespace"</span>:<span class="hljs-string">"default"</span>,<span class="hljs-string">"id"</span>:<span class="hljs-string">"simple-replication-task"</span>,<span class="hljs-string">"sink_uri"</span>:<span class="hljs-string">"mysql://root:xxxxx@127.0.0.1:4000/?time-zone="</span>,<span class="hljs-string">"create_time"</span>:<span class="hljs-string">"2022-12-19T15:05:46.679218+08:00"</span>,<span class="hljs-string">"start_ts"</span>:438156275634929669,<span class="hljs-string">"engine"</span>:<span class="hljs-string">"unified"</span>,<span class="hljs-string">"config"</span>:{<span class="hljs-string">"case_sensitive"</span>:<span class="hljs-literal">true</span>,<span class="hljs-string">"enable_old_value"</span>:<span class="hljs-literal">true</span>,<span class="hljs-string">"force_replicate"</span>:<span class="hljs-literal">false</span>,<span class="hljs-string">"ignore_ineligible_table"</span>:<span class="hljs-literal">false</span>,<span class="hljs-string">"check_gc_safe_point"</span>:<span class="hljs-literal">true</span>,<span class="hljs-string">"enable_sync_point"</span>:<span class="hljs-literal">true</span>,<span class="hljs-string">"bdr_mode"</span>:<span class="hljs-literal">false</span>,<span class="hljs-string">"sync_point_interval"</span>:30000000000,<span class="hljs-string">"sync_point_retention"</span>:3600000000000,<span class="hljs-string">"filter"</span>:{<span class="hljs-string">"rules"</span>:[<span class="hljs-string">"test.*"</span>],<span class="hljs-string">"event_filters"</span>:null},<span class="hljs-string">"mounter"</span>:{<span class="hljs-string">"worker_num"</span>:16},<span class="hljs-string">"sink"</span>:{<span class="hljs-string">"protocol"</span>:<span class="hljs-string">""</span>,<span class="hljs-string">"schema_registry"</span>:<span class="hljs-string">""</span>,<span class="hljs-string">"csv"</span>:{<span class="hljs-string">"delimiter"</span>:<span class="hljs-string">","</span>,<span class="hljs-string">"quote"</span>:<span class="hljs-string">"\""</span>,<span class="hljs-string">"null"</span>:<span class="hljs-string">"\\N"</span>,<span class="hljs-string">"include_commit_ts"</span>:<span class="hljs-literal">false</span>},<span class="hljs-string">"column_selectors"</span>:null,<span class="hljs-string">"transaction_atomicity"</span>:<span class="hljs-string">"none"</span>,<span class="hljs-string">"encoder_concurrency"</span>:16,<span class="hljs-string">"terminator"</span>:<span class="hljs-string">"\r\n"</span>,<span class="hljs-string">"date_separator"</span>:<span class="hljs-string">"none"</span>,<span class="hljs-string">"enable_partition_separator"</span>:<span class="hljs-literal">false</span>},<span class="hljs-string">"consistent"</span>:{<span class="hljs-string">"level"</span>:<span class="hljs-string">"none"</span>,<span class="hljs-string">"max_log_size"</span>:64,<span class="hljs-string">"flush_interval"</span>:2000,<span class="hljs-string">"storage"</span>:<span class="hljs-string">""</span>}},<span class="hljs-string">"state"</span>:<span class="hljs-string">"normal"</span>,<span class="hljs-string">"creator_version"</span>:<span class="hljs-string">"v6.5.0"</span>} </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><ul><li><p><code>--changefeed-id</code>：同步任务的 ID，格式需要符合正则表达式 <code>^[a-zA-Z0-9]+(\-[a-zA-Z0-9]+)*$</code>。如果不指定该 ID，TiCDC 会自动生成一个 UUID（version 4 格式）作为 ID。</p></li><li><p><code>--sink-uri</code>：同步任务下游的地址，需要按照以下格式进行配置，目前 scheme 支持 <code>mysql</code>、<code>tidb</code> 和 <code>kafka</code>。</p><pre><code class="hljs language-"><div class="MuiBox-root css-1qhimia">[scheme]://[userinfo@][host]:[port][/path]?[query_parameters] </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p> URI 中包含特殊字符时，如 <code>! * ' ( ) ; : @ &amp; = + $ , / ? % # [ ]</code>，需要对 URI 特殊字符进行转义处理。你可以在 <a href="https://meyerweb.com/eric/tools/dencoder/" target="_blank" referrerpolicy="no-referrer-when-downgrade">URI Encoder</a> 中对 URI 进行转义。</p></li><li><p><code>--start-ts</code>：指定 changefeed 的开始 TSO。TiCDC 集群将从这个 TSO 开始拉取数据。默认为当前时间。</p></li><li><p><code>--target-ts</code>：指定 changefeed 的目标 TSO。TiCDC 集群拉取数据直到这个 TSO 停止。默认为空，即 TiCDC 不会自动停止。</p></li><li><p><code>--config</code>：指定 changefeed 配置文件。</p></li></ul><h2 id="ticdc-changefeed-配置文件说明" style="position:relative"><a href="#ticdc-changefeed-%E9%85%8D%E7%BD%AE%E6%96%87%E4%BB%B6%E8%AF%B4%E6%98%8E" aria-label="ticdc changefeed 配置文件说明 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>TiCDC Changefeed 配置文件说明</h2><p>本章节详细介绍了同步任务的配置。</p><pre><code class="hljs language-toml"><div class="MuiBox-root css-1qhimia"><span class="hljs-comment"># 指定该 Changefeed 在 Capture Server 中内存配额的上限。对于超额使用部分，</span> <span class="hljs-comment"># 会在运行中被 Go runtime 优先回收。默认值为 `1073741824`，即 1 GB。</span> <span class="hljs-comment"># memory-quota = 1073741824</span> <span class="hljs-comment"># 指定配置文件中涉及的库名、表名是否为大小写敏感</span> <span class="hljs-comment"># 该配置会同时影响 filter 和 sink 相关配置，默认为 true</span> <span class="hljs-attr">case-sensitive</span> = <span class="hljs-literal">true</span> <span class="hljs-comment"># 是否输出 old value，从 v4.0.5 开始支持，从 v5.0 开始默认为 true</span> <span class="hljs-attr">enable-old-value</span> = <span class="hljs-literal">true</span> <span class="hljs-comment"># 是否开启 Syncpoint 功能，从 v6.3.0 开始支持，该功能默认关闭。</span> <span class="hljs-comment"># 从 v6.4.0 开始，使用 Syncpoint 功能需要同步任务拥有下游集群的 SYSTEM_VARIABLES_ADMIN 或者 SUPER 权限。</span> <span class="hljs-comment"># 注意：该参数只有当下游为 TiDB 时，才会生效。</span> <span class="hljs-comment"># enable-sync-point = false</span> <span class="hljs-comment"># Syncpoint 功能对齐上下游 snapshot 的时间间隔</span> <span class="hljs-comment"># 配置格式为 h m s，例如 "1h30m30s"</span> <span class="hljs-comment"># 默认值为 10m，最小值为 30s</span> <span class="hljs-comment"># 注意：该参数只有当下游为 TiDB 时，才会生效。</span> <span class="hljs-comment"># sync-point-interval = "5m"</span> <span class="hljs-comment"># Syncpoint 功能在下游表中保存的数据的时长，超过这个时间的数据会被清理</span> <span class="hljs-comment"># 配置格式为 h m s，例如 "24h30m30s"</span> <span class="hljs-comment"># 默认值为 24h</span> <span class="hljs-comment"># 注意：该参数只有当下游为 TiDB 时，才会生效。</span> <span class="hljs-comment"># sync-point-retention = "1h"</span> <span class="hljs-section">[mounter]</span> <span class="hljs-comment"># mounter 解码 KV 数据的线程数，默认值为 16</span> <span class="hljs-comment"># worker-num = 16</span> <span class="hljs-section">[filter]</span> <span class="hljs-comment"># 忽略指定 start_ts 的事务</span> <span class="hljs-comment"># ignore-txn-start-ts = [1, 2]</span> <span class="hljs-comment"># 过滤器规则</span> <span class="hljs-comment"># 过滤规则语法：https://docs.pingcap.com/zh/tidb/stable/table-filter#表库过滤语法</span> <span class="hljs-attr">rules</span> = [<span class="hljs-string">'*.*'</span>, <span class="hljs-string">'!test.*'</span>] <span class="hljs-comment"># 事件过滤器规则</span> <span class="hljs-comment"># 事件过滤器的详细配置规则可参考：https://docs.pingcap.com/zh/tidb/stable/ticdc-filter</span> <span class="hljs-comment"># 第一个事件过滤器规则</span> <span class="hljs-comment"># [[filter.event-filters]]</span> <span class="hljs-comment"># matcher = ["test.worker"] # matcher 是一个白名单，表示该过滤规则只应用于 test 库中的 worker 表</span> <span class="hljs-comment"># ignore-event = ["insert"] # 过滤掉 insert 事件</span> <span class="hljs-comment"># ignore-sql = ["^drop", "add column"] # 过滤掉以 "drop" 开头或者包含 "add column" 的 DDL</span> <span class="hljs-comment"># ignore-delete-value-expr = "name = 'john'" # 过滤掉包含 name = 'john' 条件的 delete DML</span> <span class="hljs-comment"># ignore-insert-value-expr = "id &gt;= 100" # 过滤掉包含 id &gt;= 100 条件的 insert DML</span> <span class="hljs-comment"># ignore-update-old-value-expr = "age &lt; 18" # 过滤掉旧值 age &lt; 18 的 update DML</span> <span class="hljs-comment"># ignore-update-new-value-expr = "gender = 'male'" # 过滤掉新值 gender = 'male' 的 update DML</span> <span class="hljs-comment"># 第二个事件过滤器规则</span> <span class="hljs-comment"># [[filter.event-filters]]</span> <span class="hljs-comment"># matcher = ["test.fruit"] # 该事件过滤器只应用于 test.fruit 表</span> <span class="hljs-comment"># ignore-event = ["drop table", "delete"] # 忽略 drop table 的 DDL 事件和 delete 类型的 DML 事件</span> <span class="hljs-comment"># ignore-sql = ["^drop table", "alter table"] # 忽略以 drop table 开头的，或者包含 alter table 的 DDL 语句</span> <span class="hljs-comment"># ignore-insert-value-expr = "price &gt; 1000 and origin = 'no where'" # 忽略包含 price &gt; 1000 和 origin = 'no where' 条件的 insert DML</span> <span class="hljs-section">[scheduler]</span> <span class="hljs-comment"># 将表以 Region 为单位分配给多个 TiCDC 节点进行同步。</span> <span class="hljs-comment"># 注意：该功能只在 Kafka changefeed 上生效，暂不支持 MySQL changefeed。</span> <span class="hljs-comment"># 默认为 "false"。设置为 "true" 以打开该功能。</span> <span class="hljs-attr">enable-table-across-nodes</span> = <span class="hljs-literal">false</span> <span class="hljs-comment"># enable-table-across-nodes 开启后，有两种分配模式</span> <span class="hljs-comment"># 1. 按 Region 的数量分配，即每个 CDC 节点处理 region 的个数基本相等。当某个表 Region 个数大于 `region-threshold` 值时，会将表分配到多个节点处理。`region-threshold` 默认值为 10000。</span> <span class="hljs-comment"># region-threshold = 10000 </span> <span class="hljs-comment"># 2. 按写入的流量分配，即每个 CDC 节点处理 region 总修改行数基本相当。只有当表中每分钟修改行数超过 `write-key-threshold` 值时，该表才会生效。</span> <span class="hljs-comment"># write-key-threshold = 30000</span> <span class="hljs-comment"># 注意：</span> <span class="hljs-comment"># `write-key-threshold` 参数默认值为 0，代表默认不会采用流量的分配模式。</span> <span class="hljs-comment"># 两种方式配置一种即可生效，当 `region-threshold` 和 `write-key-threshold` 同时配置时，TiCDC 将优先采用按流量分配的模式，即 `write-key-threshold`。 </span> <span class="hljs-section">[sink]</span> <span class="hljs-comment"># 对于 MQ 类的 Sink，可以通过 dispatchers 配置 event 分发器</span> <span class="hljs-comment"># 支持 partition 及 topic（从 v6.1 开始支持）两种 event 分发器。二者的详细说明见下一节。</span> <span class="hljs-comment"># matcher 的匹配语法和过滤器规则语法相同，matcher 匹配规则的详细说明见下一节。</span> <span class="hljs-comment"># 注意：该参数只有当下游为消息队列时，才会生效。</span> <span class="hljs-comment"># dispatchers = [</span> <span class="hljs-comment"># {matcher = ['test1.*', 'test2.*'], topic = "Topic 表达式 1", partition = "ts" },</span> <span class="hljs-comment"># {matcher = ['test3.*', 'test4.*'], topic = "Topic 表达式 2", partition = "index-value" },</span> <span class="hljs-comment"># {matcher = ['test1.*', 'test5.*'], topic = "Topic 表达式 3", partition = "table"},</span> <span class="hljs-comment"># {matcher = ['test6.*'], partition = "ts"}</span> <span class="hljs-comment"># protocol 用于指定传递到下游的协议格式</span> <span class="hljs-comment"># 当下游类型是 Kafka 时，支持 canal-json、avro 两种协议。</span> <span class="hljs-comment"># 当下游类型是存储服务时，目前仅支持 canal-json、csv 两种协议。</span> <span class="hljs-comment"># 注意：该参数只有当下游为 Kafka 或存储服务时，才会生效。</span> <span class="hljs-comment"># protocol = "canal-json"</span> <span class="hljs-comment"># 以下三个配置项仅在同步到存储服务的 sink 中使用，在 MQ 和 MySQL 类 sink 中无需设置。</span> <span class="hljs-comment"># 换行符，用来分隔两个数据变更事件。默认值为空，表示使用 "\r\n" 作为换行符。</span> <span class="hljs-comment"># terminator = ''</span> <span class="hljs-comment"># 文件路径的日期分隔类型。可选类型有 `none`、`year`、`month` 和 `day`。默认值为 `day`，即按天分隔。详见 &lt;https://docs.pingcap.com/zh/tidb/v7.1/ticdc-sink-to-cloud-storage#数据变更记录&gt;。</span> <span class="hljs-comment"># 注意：该参数只有当下游为存储服务时，才会生效。</span> <span class="hljs-attr">date-separator</span> = <span class="hljs-string">'day'</span> <span class="hljs-comment"># 是否使用 partition 作为分隔字符串。默认值为 true，即一张表中各个 partition 的数据会分不同的目录来存储。建议保持该配置项为 true 以避免下游分区表可能丢数据的问题 &lt;https://github.com/pingcap/tiflow/issues/8581&gt;。使用示例详见 &lt;https://docs.pingcap.com/zh/tidb/v7.1/ticdc-sink-to-cloud-storage#数据变更记录&gt;。</span> <span class="hljs-comment"># 注意：该参数只有当下游为存储服务时，才会生效。</span> <span class="hljs-attr">enable-partition-separator</span> = <span class="hljs-literal">true</span> <span class="hljs-comment"># Schema 注册表的 URL。</span> <span class="hljs-comment"># 注意：该参数只有当下游为消息队列时，才会生效。</span> <span class="hljs-comment"># schema-registry = "http://localhost:80801/subjects/{subject-name}/versions/{version-number}/schema"</span> <span class="hljs-comment"># 编码数据时所用编码器的线程数。</span> <span class="hljs-comment"># 默认值为 16。</span> <span class="hljs-comment"># 注意：该参数只有当下游为消息队列时，才会生效。</span> <span class="hljs-comment"># encoder-concurrency = 16</span> <span class="hljs-comment"># 是否开启 Kafka Sink V2。Kafka Sink V2 内部使用 kafka-go 实现。</span> <span class="hljs-comment"># 默认值为 false。</span> <span class="hljs-comment"># 注意：该参数只有当下游为消息队列时，才会生效。</span> <span class="hljs-comment"># enable-kafka-sink-v2 = false</span> <span class="hljs-comment"># 是否只向下游同步有内容更新的列。从 v7.1.0 开始支持。</span> <span class="hljs-comment"># 默认值为 false。</span> <span class="hljs-comment"># 注意：该参数只有当下游为消息队列，并且使用 Open Protocol 或 Canal-JSON 时，才会生效。</span> <span class="hljs-comment"># only-output-updated-columns = false</span> <span class="hljs-comment"># 从 v6.5.0 开始，TiCDC 支持以 CSV 格式将数据变更记录保存至存储服务中，在 MQ 和 MySQL 类 sink 中无需设置。</span> <span class="hljs-comment"># [sink.csv]</span> <span class="hljs-comment"># 字段之间的分隔符。必须为 ASCII 字符，默认值为 `,`。</span> <span class="hljs-comment"># delimiter = ','</span> <span class="hljs-comment"># 用于包裹字段的引号字符。空值代表不使用引号字符。默认值为 `"`。</span> <span class="hljs-comment"># quote = '"'</span> <span class="hljs-comment"># CSV 中列为 NULL 时将以什么字符来表示。默认值为 `\N`。</span> <span class="hljs-comment"># null = '\N'</span> <span class="hljs-comment"># 是否在 CSV 行中包含 commit-ts。默认值为 false。</span> <span class="hljs-comment"># include-commit-ts = false</span> <span class="hljs-comment"># consistent 中的字段用于配置 Changefeed 的数据一致性。详细的信息，请参考 &lt;https://docs.pingcap.com/tidb/stable/ticdc-sink-to-mysql#eventually-consistent-replication-in-disaster-scenarios&gt;。</span> <span class="hljs-comment"># 注意：一致性相关参数只有当下游为数据库并且开启 redo log 功能时，才会生效。</span> <span class="hljs-section">[consistent]</span> <span class="hljs-comment"># 数据一致性级别。默认值为 "none"，可选值为 "none" 和 "eventual"。</span> <span class="hljs-comment"># 设置为 "none" 时将关闭 redo log。</span> <span class="hljs-attr">level</span> = <span class="hljs-string">"none"</span> <span class="hljs-comment"># redo log 的最大日志大小，单位为 MB。默认值为 64。</span> <span class="hljs-attr">max-log-size</span> = <span class="hljs-number">64</span> <span class="hljs-comment"># 两次 redo log 刷新的时间间隔，单位为毫秒。默认值为 2000。</span> <span class="hljs-attr">flush-interval</span> = <span class="hljs-number">2000</span> <span class="hljs-comment"># redo log 使用存储服务的 URI。默认值为空。</span> <span class="hljs-attr">storage</span> = <span class="hljs-string">""</span> <span class="hljs-comment"># 是否将 redo log 存储到文件中。默认值为 false。</span> <span class="hljs-attr">use-file-backend</span> = <span class="hljs-literal">false</span> <span class="hljs-section">[integrity]</span> <span class="hljs-comment"># 是否开启单行数据的 Checksum 校验功能，默认值为 "none"，即不开启。可选值为 "none" 和 "correctness"。</span> <span class="hljs-attr">integrity-check-level</span> = <span class="hljs-string">"none"</span> <span class="hljs-comment"># 当单行数据的 Checksum 校验失败时，Changefeed 打印错误行数据相关日志的级别。默认值为 "warn"，可选值为 "warn" 和 "error"。</span> <span class="hljs-attr">corruption-handle-level</span> = <span class="hljs-string">"warn"</span> <span class="hljs-comment"># 以下参数仅在下游为 Kafka 时生效。从 v7.1.1 开始支持。</span> <span class="hljs-section">[sink.kafka-config]</span> <span class="hljs-comment"># Kafka SASL 认证机制。该参数默认值为空，表示不使用 SASL 认证。</span> <span class="hljs-attr">sasl-mechanism</span> = <span class="hljs-string">"OAUTHBEARER"</span> <span class="hljs-comment"># Kafka SASL OAUTHBEARER 认证机制中的 client-id。默认值为空。在使用该认证机制时，该参数必填。</span> <span class="hljs-attr">sasl-oauth-client-id</span> = <span class="hljs-string">"producer-kafka"</span> <span class="hljs-comment"># Kafka SASL OAUTHBEARER 认证机制中的 client-secret。默认值为空。需要 Base64 编码。在使用该认证机制时，该参数必填。</span> <span class="hljs-attr">sasl-oauth-client-secret</span> = <span class="hljs-string">"cHJvZHVjZXIta2Fma2E="</span> <span class="hljs-comment"># Kafka SASL OAUTHBEARER 认证机制中的 token-url 用于获取 token。默认值为空。在使用该认证机制时，该参数必填。</span> <span class="hljs-attr">sasl-oauth-token-url</span> = <span class="hljs-string">"http://127.0.0.1:4444/oauth2/token"</span> <span class="hljs-comment"># Kafka SASL OAUTHBEARER 认证机制中的 scopes。默认值为空。在使用该认证机制时，该参数可选填。</span>