assets/Modify-Config-Manual.html-1Y6umi5B.js - iotdb-website - Git at Google

 import{_ as e,o as t,c as a,e as i}from"./app-BaqLZjwt.js";const n={},s=i(`<h1 id="配置项修改介绍" tabindex="-1"><a class="header-anchor" href="#配置项修改介绍"><span>配置项修改介绍</span></a></h1><h2 id="设置方式" tabindex="-1"><a class="header-anchor" href="#设置方式"><span>设置方式</span></a></h2><ul><li>使用sql语句修改【推荐】</li><li>直接修改配置文件【不推荐】</li></ul><h2 id="生效方式" tabindex="-1"><a class="header-anchor" href="#生效方式"><span>生效方式</span></a></h2><ul><li>第一次启动后不可修改 (first_start)</li><li>重启后生效 (restart)</li><li>热加载 (hot_reload)</li></ul><h1 id="直接修改配置文件" tabindex="-1"><a class="header-anchor" href="#直接修改配置文件"><span>直接修改配置文件</span></a></h1><p>可以通过重启或以下命令生效</p><h2 id="热加载配置命令" tabindex="-1"><a class="header-anchor" href="#热加载配置命令"><span>热加载配置命令</span></a></h2><p>使支持热加载的配置项改动立即生效。<br> 对于已经写在配置文件中修改过的配置项，从配置文件中删除或注释后再进行 load configuration 将恢复默认值。</p><div class="language-text line-numbers-mode" data-ext="text" data-title="text"><pre class="language-text"><code>load configuration
 </code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><h1 id="配置项操作语句" tabindex="-1"><a class="header-anchor" href="#配置项操作语句"><span>配置项操作语句</span></a></h1><p>设置配置项</p><div class="language-text line-numbers-mode" data-ext="text" data-title="text"><pre class="language-text"><code>set configuration &quot;key1&quot;=&quot;value1&quot; &quot;key2&quot;=&quot;value2&quot;... (on nodeId)
 </code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><h3 id="示例1" tabindex="-1"><a class="header-anchor" href="#示例1"><span>示例1</span></a></h3><div class="language-text line-numbers-mode" data-ext="text" data-title="text"><pre class="language-text"><code>set configuration &quot;enable_cross_space_compaction&quot;=&quot;false&quot;
 </code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p>对集群所有节点永久生效，设置 enable_cross_space_compaction 为 false，并写入到 iotdb-system.properties 中。</p><h3 id="示例2" tabindex="-1"><a class="header-anchor" href="#示例2"><span>示例2</span></a></h3><div class="language-text line-numbers-mode" data-ext="text" data-title="text"><pre class="language-text"><code>set configuration &quot;enable_cross_space_compaction&quot;=&quot;false&quot; &quot;enable_seq_space_compaction&quot;=&quot;false&quot; on 1
 </code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p>对 nodeId 为 1 的节点永久生效，设置 enable_cross_space_compaction 为 false，设置 enable_seq_space_compaction 为 false，并写入到 iotdb-system.properties 中。</p><h3 id="示例3" tabindex="-1"><a class="header-anchor" href="#示例3"><span>示例3</span></a></h3><div class="language-text line-numbers-mode" data-ext="text" data-title="text"><pre class="language-text"><code>set configuration &quot;enable_cross_space_compaction&quot;=&quot;false&quot; &quot;timestamp_precision&quot;=&quot;ns&quot;
 </code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p>对集群所有节点永久生效，设置 enable_cross_space_compaction 为 false，timestamp_precision 为 ns，并写入到 iotdb-system.properties 中。但是，timestamp_precision 是第一次启动后就无法修改的配置项，因此会忽略这个配置项的更新，返回如下。</p><div class="language-text line-numbers-mode" data-ext="text" data-title="text"><pre class="language-text"><code>Msg: org.apache.iotdb.jdbc.IoTDBSQLException: 301: ignored config items: [timestamp_precision]
 </code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><h1 id="生效配置项" tabindex="-1"><a class="header-anchor" href="#生效配置项"><span>生效配置项</span></a></h1><p>支持热加载立即生效的配置项在 iotdb-system.properties.template 文件中标记 effectiveMode 为 hot_reload</p><p>示例</p><div class="language-text line-numbers-mode" data-ext="text" data-title="text"><pre class="language-text"><code># Used for indicate cluster name and distinguish different cluster.
 # If you need to modify the cluster name, it&#39;s recommended to use &#39;set configuration &quot;cluster_name=xxx&quot;&#39; sql.
 # Manually modifying configuration file is not recommended, which may cause node restart fail.
 # effectiveMode: hot_reload
 # Datatype: string
 cluster_name=defaultCluster
 </code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div>`,27),l=[s];function o(r,d){return t(),a("div",null,l)}const u=e(n,[["render",o],["__file","Modify-Config-Manual.html.vue"]]),p=JSON.parse('{"path":"/zh/UserGuide/latest/Reference/Modify-Config-Manual.html","title":"配置项修改介绍","lang":"zh-CN","frontmatter":{"description":"配置项修改介绍 设置方式 使用sql语句修改【推荐】 直接修改配置文件【不推荐】 生效方式 第一次启动后不可修改 (first_start) 重启后生效 (restart) 热加载 (hot_reload) 直接修改配置文件 可以通过重启或以下命令生效 热加载配置命令 使支持热加载的配置项改动立即生效。 对于已经写在配置文件中修改过的配置项，从配置文件...","head":[["link",{"rel":"alternate","hreflang":"en-us","href":"https://iotdb.apache.org/UserGuide/latest/Reference/Modify-Config-Manual.html"}],["meta",{"property":"og:url","content":"https://iotdb.apache.org/zh/UserGuide/latest/Reference/Modify-Config-Manual.html"}],["meta",{"property":"og:site_name","content":"IoTDB Website"}],["meta",{"property":"og:title","content":"配置项修改介绍"}],["meta",{"property":"og:description","content":"配置项修改介绍 设置方式 使用sql语句修改【推荐】 直接修改配置文件【不推荐】 生效方式 第一次启动后不可修改 (first_start) 重启后生效 (restart) 热加载 (hot_reload) 直接修改配置文件 可以通过重启或以下命令生效 热加载配置命令 使支持热加载的配置项改动立即生效。 对于已经写在配置文件中修改过的配置项，从配置文件..."}],["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":"2024-07-19T09:58:20.000Z"}],["meta",{"property":"article:modified_time","content":"2024-07-19T09:58:20.000Z"}],["script",{"type":"application/ld+json"},"{\\"@context\\":\\"https://schema.org\\",\\"@type\\":\\"Article\\",\\"headline\\":\\"配置项修改介绍\\",\\"image\\":[\\"\\"],\\"dateModified\\":\\"2024-07-19T09:58:20.000Z\\",\\"author\\":[]}"]]},"headers":[{"level":2,"title":"设置方式","slug":"设置方式","link":"#设置方式","children":[]},{"level":2,"title":"生效方式","slug":"生效方式","link":"#生效方式","children":[]},{"level":2,"title":"热加载配置命令","slug":"热加载配置命令","link":"#热加载配置命令","children":[{"level":3,"title":"示例1","slug":"示例1","link":"#示例1","children":[]},{"level":3,"title":"示例2","slug":"示例2","link":"#示例2","children":[]},{"level":3,"title":"示例3","slug":"示例3","link":"#示例3","children":[]}]}],"git":{"createdTime":1721383100000,"updatedTime":1721383100000,"contributors":[{"name":"shuwenwei","email":"55970239+shuwenwei@users.noreply.github.com","commits":1}]},"readingTime":{"minutes":1.67,"words":502},"filePathRelative":"zh/UserGuide/latest/Reference/Modify-Config-Manual.md","localizedDate":"2024年7月19日","autoDesc":true}');export{u as comp,p as data};
	import{_ as e,o as t,c as a,e as i}from"./app-BaqLZjwt.js";const n={},s=i(`<h1 id="配置项修改介绍" tabindex="-1"><a class="header-anchor" href="#配置项修改介绍"><span>配置项修改介绍</span></a></h1><h2 id="设置方式" tabindex="-1"><a class="header-anchor" href="#设置方式"><span>设置方式</span></a></h2><ul><li>使用sql语句修改【推荐】</li><li>直接修改配置文件【不推荐】</li></ul><h2 id="生效方式" tabindex="-1"><a class="header-anchor" href="#生效方式"><span>生效方式</span></a></h2><ul><li>第一次启动后不可修改 (first_start)</li><li>重启后生效 (restart)</li><li>热加载 (hot_reload)</li></ul><h1 id="直接修改配置文件" tabindex="-1"><a class="header-anchor" href="#直接修改配置文件"><span>直接修改配置文件</span></a></h1><p>可以通过重启或以下命令生效</p><h2 id="热加载配置命令" tabindex="-1"><a class="header-anchor" href="#热加载配置命令"><span>热加载配置命令</span></a></h2><p>使支持热加载的配置项改动立即生效。<br> 对于已经写在配置文件中修改过的配置项，从配置文件中删除或注释后再进行 load configuration 将恢复默认值。</p><div class="language-text line-numbers-mode" data-ext="text" data-title="text"><pre class="language-text"><code>load configuration
	</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><h1 id="配置项操作语句" tabindex="-1"><a class="header-anchor" href="#配置项操作语句"><span>配置项操作语句</span></a></h1><p>设置配置项</p><div class="language-text line-numbers-mode" data-ext="text" data-title="text"><pre class="language-text"><code>set configuration "key1"="value1" "key2"="value2"... (on nodeId)
	</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><h3 id="示例1" tabindex="-1"><a class="header-anchor" href="#示例1"><span>示例1</span></a></h3><div class="language-text line-numbers-mode" data-ext="text" data-title="text"><pre class="language-text"><code>set configuration "enable_cross_space_compaction"="false"
	</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p>对集群所有节点永久生效，设置 enable_cross_space_compaction 为 false，并写入到 iotdb-system.properties 中。</p><h3 id="示例2" tabindex="-1"><a class="header-anchor" href="#示例2"><span>示例2</span></a></h3><div class="language-text line-numbers-mode" data-ext="text" data-title="text"><pre class="language-text"><code>set configuration "enable_cross_space_compaction"="false" "enable_seq_space_compaction"="false" on 1
	</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p>对 nodeId 为 1 的节点永久生效，设置 enable_cross_space_compaction 为 false，设置 enable_seq_space_compaction 为 false，并写入到 iotdb-system.properties 中。</p><h3 id="示例3" tabindex="-1"><a class="header-anchor" href="#示例3"><span>示例3</span></a></h3><div class="language-text line-numbers-mode" data-ext="text" data-title="text"><pre class="language-text"><code>set configuration "enable_cross_space_compaction"="false" "timestamp_precision"="ns"
	</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p>对集群所有节点永久生效，设置 enable_cross_space_compaction 为 false，timestamp_precision 为 ns，并写入到 iotdb-system.properties 中。但是，timestamp_precision 是第一次启动后就无法修改的配置项，因此会忽略这个配置项的更新，返回如下。</p><div class="language-text line-numbers-mode" data-ext="text" data-title="text"><pre class="language-text"><code>Msg: org.apache.iotdb.jdbc.IoTDBSQLException: 301: ignored config items: [timestamp_precision]
	</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><h1 id="生效配置项" tabindex="-1"><a class="header-anchor" href="#生效配置项"><span>生效配置项</span></a></h1><p>支持热加载立即生效的配置项在 iotdb-system.properties.template 文件中标记 effectiveMode 为 hot_reload</p><p>示例</p><div class="language-text line-numbers-mode" data-ext="text" data-title="text"><pre class="language-text"><code># Used for indicate cluster name and distinguish different cluster.
	# If you need to modify the cluster name, it's recommended to use 'set configuration "cluster_name=xxx"' sql.
	# Manually modifying configuration file is not recommended, which may cause node restart fail.
	# effectiveMode: hot_reload
	# Datatype: string
	cluster_name=defaultCluster
	</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div>`,27),l=[s];function o(r,d){return t(),a("div",null,l)}const u=e(n,[["render",o],["__file","Modify-Config-Manual.html.vue"]]),p=JSON.parse('{"path":"/zh/UserGuide/latest/Reference/Modify-Config-Manual.html","title":"配置项修改介绍","lang":"zh-CN","frontmatter":{"description":"配置项修改介绍设置方式使用sql语句修改【推荐】直接修改配置文件【不推荐】生效方式第一次启动后不可修改 (first_start) 重启后生效 (restart) 热加载 (hot_reload) 直接修改配置文件可以通过重启或以下命令生效热加载配置命令使支持热加载的配置项改动立即生效。对于已经写在配置文件中修改过的配置项，从配置文件...","head":[["link",{"rel":"alternate","hreflang":"en-us","href":"https://iotdb.apache.org/UserGuide/latest/Reference/Modify-Config-Manual.html"}],["meta",{"property":"og:url","content":"https://iotdb.apache.org/zh/UserGuide/latest/Reference/Modify-Config-Manual.html"}],["meta",{"property":"og:site_name","content":"IoTDB Website"}],["meta",{"property":"og:title","content":"配置项修改介绍"}],["meta",{"property":"og:description","content":"配置项修改介绍设置方式使用sql语句修改【推荐】直接修改配置文件【不推荐】生效方式第一次启动后不可修改 (first_start) 重启后生效 (restart) 热加载 (hot_reload) 直接修改配置文件可以通过重启或以下命令生效热加载配置命令使支持热加载的配置项改动立即生效。对于已经写在配置文件中修改过的配置项，从配置文件..."}],["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":"2024-07-19T09:58:20.000Z"}],["meta",{"property":"article:modified_time","content":"2024-07-19T09:58:20.000Z"}],["script",{"type":"application/ld+json"},"{\\"@context\\":\\"https://schema.org\\",\\"@type\\":\\"Article\\",\\"headline\\":\\"配置项修改介绍\\",\\"image\\":[\\"\\"],\\"dateModified\\":\\"2024-07-19T09:58:20.000Z\\",\\"author\\":[]}"]]},"headers":[{"level":2,"title":"设置方式","slug":"设置方式","link":"#设置方式","children":[]},{"level":2,"title":"生效方式","slug":"生效方式","link":"#生效方式","children":[]},{"level":2,"title":"热加载配置命令","slug":"热加载配置命令","link":"#热加载配置命令","children":[{"level":3,"title":"示例1","slug":"示例1","link":"#示例1","children":[]},{"level":3,"title":"示例2","slug":"示例2","link":"#示例2","children":[]},{"level":3,"title":"示例3","slug":"示例3","link":"#示例3","children":[]}]}],"git":{"createdTime":1721383100000,"updatedTime":1721383100000,"contributors":[{"name":"shuwenwei","email":"55970239+shuwenwei@users.noreply.github.com","commits":1}]},"readingTime":{"minutes":1.67,"words":502},"filePathRelative":"zh/UserGuide/latest/Reference/Modify-Config-Manual.md","localizedDate":"2024年7月19日","autoDesc":true}');export{u as comp,p as data};