| const e=JSON.parse('{"key":"v-1168e692","path":"/zh/UserGuide/latest/User-Manual/Maintennance.html","title":"运维语句","lang":"zh-CN","frontmatter":{"description":"查询分析 概述 查询分析的意义在于帮助用户理解查询的执行机制和性能瓶颈，从而实现查询优化和性能提升。这不仅关乎到查询的执行效率，也直接影响到应用的用户体验和资源的有效利用。为了进行有效的查询分析，IoTDB提供了查询分析工具：Explain和Explain Analyze。 Explain工具允许用户预览查询SQL的执行计划，包括IoTDB如何组织数据...","head":[["link",{"rel":"alternate","hreflang":"en-us","href":"https://iotdb.apache.org/UserGuide/latest/User-Manual/Maintennance.html"}],["meta",{"property":"og:url","content":"https://iotdb.apache.org/zh/UserGuide/latest/User-Manual/Maintennance.html"}],["meta",{"property":"og:site_name","content":"IoTDB Website"}],["meta",{"property":"og:title","content":"运维语句"}],["meta",{"property":"og:description","content":"查询分析 概述 查询分析的意义在于帮助用户理解查询的执行机制和性能瓶颈，从而实现查询优化和性能提升。这不仅关乎到查询的执行效率，也直接影响到应用的用户体验和资源的有效利用。为了进行有效的查询分析，IoTDB提供了查询分析工具：Explain和Explain Analyze。 Explain工具允许用户预览查询SQL的执行计划，包括IoTDB如何组织数据..."}],["meta",{"property":"og:type","content":"article"}],["meta",{"property":"og:locale","content":"zh-CN"}],["meta",{"property":"og:locale:alternate","content":"en-US"}],["meta",{"property":"og:updated_time","content":"2024-04-08T07:45:55.000Z"}],["meta",{"property":"article:modified_time","content":"2024-04-08T07:45:55.000Z"}],["script",{"type":"application/ld+json"},"{\\"@context\\":\\"https://schema.org\\",\\"@type\\":\\"Article\\",\\"headline\\":\\"运维语句\\",\\"image\\":[\\"\\"],\\"dateModified\\":\\"2024-04-08T07:45:55.000Z\\",\\"author\\":[]}"]]},"headers":[{"level":2,"title":"查询分析","slug":"查询分析","link":"#查询分析","children":[{"level":3,"title":"概述","slug":"概述","link":"#概述","children":[]}]}],"git":{"createdTime":1712562355000,"updatedTime":1712562355000,"contributors":[{"name":"wanghui42","email":"105700158+wanghui42@users.noreply.github.com","commits":1}]},"readingTime":{"minutes":6.93,"words":2080},"filePathRelative":"zh/UserGuide/latest/User-Manual/Maintennance.md","localizedDate":"2024年4月8日","autoDesc":true}');export{e as data}; |