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(window.webpackJsonp=window.webpackJsonp||[]).push([[374],{947:function(t,e,a){"use strict";a.r(e);var n=a(70),s=Object(n.a)({},(function(){var t=this,e=t.$createElement,a=t._self._c||e;return a("ContentSlotsDistributor",{attrs:{"slot-key":t.$parent.slotKey}},[a("h1",{attrs:{id:"tsfile-文件格式"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#tsfile-文件格式"}},[t._v("#")]),t._v(" TsFile 文件格式")]),t._v(" "),a("h2",{attrs:{id:"_1-tsfile-设计"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-tsfile-设计"}},[t._v("#")]),t._v(" 1. 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"),a("td",{staticStyle:{"text-align":"center"}},[t._v("String")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("实体名称")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("dataSize")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("long")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("ChunkGroup 大小")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("numberOfChunks")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("int")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("包含的 chunks 的数量")])])])]),t._v(" "),a("h4",{attrs:{id:"_1-2-3-索引区"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-2-3-索引区"}},[t._v("#")]),t._v(" 1.2.3 索引区")]),t._v(" "),a("h5",{attrs:{id:"_1-2-3-1-chunkindex-数据块索引"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-2-3-1-chunkindex-数据块索引"}},[t._v("#")]),t._v(" 1.2.3.1 ChunkIndex 数据块索引")]),t._v(" "),a("p",[t._v("第一部分的索引是 "),a("code",[t._v("ChunkIndex")]),t._v(" ：")]),t._v(" "),a("table",[a("thead",[a("tr",[a("th",{staticStyle:{"text-align":"center"}},[t._v("成员")]),t._v(" "),a("th",{staticStyle:{"text-align":"center"}},[t._v("类型")]),t._v(" "),a("th",{staticStyle:{"text-align":"center"}},[t._v("解释")])])]),t._v(" "),a("tbody",[a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("measurementUid")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("String")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("传感器名称")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("offsetOfChunkHeader")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("long")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("文件中 ChunkHeader 开始的偏移量")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("tsDataType")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("TSDataType")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("数据类型")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("statistics")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("Statistics")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("统计量")])])])]),t._v(" "),a("h5",{attrs:{id:"_1-2-3-2-timeseriesindex-时间序列索引"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-2-3-2-timeseriesindex-时间序列索引"}},[t._v("#")]),t._v(" 1.2.3.2 TimeseriesIndex 时间序列索引")]),t._v(" "),a("p",[t._v("第二部分的索引是 "),a("code",[t._v("TimeseriesIndex")]),t._v("：")]),t._v(" "),a("table",[a("thead",[a("tr",[a("th",{staticStyle:{"text-align":"center"}},[t._v("成员")]),t._v(" "),a("th",{staticStyle:{"text-align":"center"}},[t._v("类型")]),t._v(" "),a("th",{staticStyle:{"text-align":"center"}},[t._v("解释")])])]),t._v(" "),a("tbody",[a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("measurementUid")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("String")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("物理量名称")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("tsDataType")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("TSDataType")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("数据类型")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("startOffsetOfChunkIndexList")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("long")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("文件中 ChunkIndex 列表开始的偏移量")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("ChunkIndexListDataSize")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("int")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("ChunkIndex 列表的大小")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("statistics")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("Statistics")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("统计量")])])])]),t._v(" "),a("h5",{attrs:{id:"_1-2-3-3-indexoftimeseriesindex-时间序列索引的索引-二级索引"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-2-3-3-indexoftimeseriesindex-时间序列索引的索引-二级索引"}},[t._v("#")]),t._v(" 1.2.3.3 IndexOfTimeseriesIndex 时间序列索引的索引（二级索引）")]),t._v(" "),a("p",[t._v("第三部分的索引是 "),a("code",[t._v("IndexOfTimeseriesIndex")]),t._v("：")]),t._v(" "),a("table",[a("thead",[a("tr",[a("th",{staticStyle:{"text-align":"center"}},[t._v("成员")]),t._v(" "),a("th",{staticStyle:{"text-align":"center"}},[t._v("类型")]),t._v(" "),a("th",{staticStyle:{"text-align":"center"}},[t._v("解释")])])]),t._v(" "),a("tbody",[a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("IndexTree")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("IndexNode")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("索引节点")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("offsetOfIndexArea")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("long")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("索引区的偏移量")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("bloomFilter")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("BloomFilter")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("布隆过滤器")])])])]),t._v(" "),a("p",[t._v("索引节点 (IndexNode) 的成员和类型具体如下：")]),t._v(" "),a("table",[a("thead",[a("tr",[a("th",{staticStyle:{"text-align":"center"}},[t._v("成员")]),t._v(" "),a("th",{staticStyle:{"text-align":"center"}},[t._v("类型")]),t._v(" "),a("th",{staticStyle:{"text-align":"center"}},[t._v("解释")])])]),t._v(" "),a("tbody",[a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("children")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("List"),a("IndexEntry")],1),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("节点索引项列表")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("endOffset")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("long")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("此索引节点的结束偏移量")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("nodeType")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("IndexNodeType")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("节点类型")])])])]),t._v(" "),a("p",[t._v("索引项 (MetadataIndexEntry) 的成员和类型具体如下：")]),t._v(" "),a("table",[a("thead",[a("tr",[a("th",{staticStyle:{"text-align":"center"}},[t._v("成员")]),t._v(" "),a("th",{staticStyle:{"text-align":"center"}},[t._v("类型")]),t._v(" "),a("th",{staticStyle:{"text-align":"center"}},[t._v("解释")])])]),t._v(" "),a("tbody",[a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("name")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("String")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("对应实体或物理量的名字")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("offset")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("long")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("偏移量")])])])]),t._v(" "),a("p",[t._v("所有的索引节点构成一棵类B+树结构的"),a("strong",[t._v("索引树（二级索引）")]),t._v("，这棵树由两部分组成：实体索引部分和物理量索引部分。索引节点类型有四种，分别是"),a("code",[t._v("INTERNAL_ENTITY")]),t._v("、"),a("code",[t._v("LEAF_ENTITY")]),t._v("、"),a("code",[t._v("INTERNAL_MEASUREMENT")]),t._v("、"),a("code",[t._v("LEAF_MEASUREMENT")]),t._v("，分别对应实体索引部分的中间节点和叶子节点，和物理量索引部分的中间节点和叶子节点。 只有物理量索引部分的叶子节点("),a("code",[t._v("LEAF_MEASUREMENT")]),t._v(") 指向 "),a("code",[t._v("TimeseriesIndex")]),t._v("。")]),t._v(" "),a("p",[t._v("下面，我们使用四个例子来加以详细说明。")]),t._v(" "),a("p",[t._v("索引树节点的度（即每个节点的最大子节点个数）可以由用户进行配置，配置项为"),a("code",[t._v("max_degree_of_index_node")]),t._v("，其默认值为256。在以下例子中，我们假定 "),a("code",[t._v("max_degree_of_index_node = 10")]),t._v("。")]),t._v(" "),a("ul",[a("li",[t._v("例1：5个实体，每个实体有5个物理量")])]),t._v(" "),a("img",{staticStyle:{width:"100%","max-width":"800px","max-height":"600px","margin-left":"auto","margin-right":"auto",display:"block"},attrs:{src:"https://user-images.githubusercontent.com/19167280/122677230-134e2780-d214-11eb-9603-ac7b95bc0668.png"}}),t._v(" "),a("p",[t._v("在5个实体，每个实体有5个物理量的情况下，由于实体数和物理量数均不超过 "),a("code",[t._v("max_degree_of_index_node")]),t._v("，因此索引树只有默认的物理量部分。在这部分中，每个 IndexNode 最多由10个 IndexEntry 组成。根节点的 IndexNode 是 "),a("code",[t._v("INTERNAL_MEASUREMENT")]),t._v(" 类型，其中的5个 IndexEntry 指向对应的实体的 IndexNode，这些节点直接指向 "),a("code",[t._v("TimeseriesIndex")]),t._v("，是 "),a("code",[t._v("LEAF_MEASUREMENT")]),t._v("。")]),t._v(" "),a("ul",[a("li",[t._v("例2：1个实体，150个物理量")])]),t._v(" "),a("img",{staticStyle:{width:"100%","max-width":"800px","max-height":"600px","margin-left":"auto","margin-right":"auto",display:"block"},attrs:{src:"https://user-images.githubusercontent.com/19167280/122677233-15b08180-d214-11eb-8d09-c741cca59262.png"}}),t._v(" "),a("p",[t._v("在1个实体，实体中有150个物理量的情况下，物理量个数超过了 "),a("code",[t._v("max_degree_of_index_node")]),t._v("，索引树有默认的物理量层级。在这个层级里，每个 IndexNode 最多由10个 IndexEntry 组成。直接指向 "),a("code",[t._v("TimeseriesIndex")]),t._v("的节点类型均为 "),a("code",[t._v("LEAF_MEASUREMENT")]),t._v("；而后续产生的中间节点和根节点不是物理量索引层级的叶子节点，这些节点是 "),a("code",[t._v("INTERNAL_MEASUREMENT")]),t._v("。")]),t._v(" "),a("ul",[a("li",[t._v("例3：150个实体，每个实体有1个物理量")])]),t._v(" "),a("img",{staticStyle:{width:"100%","max-width":"800px","max-height":"600px","margin-left":"auto","margin-right":"auto",display:"block"},attrs:{src:"https://user-images.githubusercontent.com/19167280/122771008-9a64d380-d2d8-11eb-9044-5ac794dd38f7.png"}}),t._v(" "),a("p",[t._v("在150个实体，每个实体中有1个物理量的情况下，实体个数超过了 "),a("code",[t._v("max_degree_of_index_node")]),t._v("，形成索引树的物理量层级和实体索引层级。在这两个层级里，每个 IndexNode 最多由10个 IndexEntry 组成。直接指向 "),a("code",[t._v("TimeseriesIndex")]),t._v(" 的节点类型为 "),a("code",[t._v("LEAF_MEASUREMENT")]),t._v("，物理量索引层级的根节点同时作为实体索引层级的叶子节点，其节点类型为 "),a("code",[t._v("LEAF_ENTITY")]),t._v("；而后续产生的中间节点和根节点不是实体索引层级的叶子节点，因此节点类型为 "),a("code",[t._v("INTERNAL_ENTITY")]),t._v("。")]),t._v(" "),a("ul",[a("li",[t._v("例4：150个实体，每个实体有150个物理量")])]),t._v(" "),a("img",{staticStyle:{width:"100%","max-width":"800px","max-height":"600px","margin-left":"auto","margin-right":"auto",display:"block"},attrs:{src:"https://user-images.githubusercontent.com/19167280/122677241-1a753580-d214-11eb-817f-17bcf797251f.png"}}),t._v(" "),a("p",[t._v("在150个实体，每个实体中有150个物理量的情况下，物理量和实体个数均超过了 "),a("code",[t._v("max_degree_of_index_node")]),t._v("，形成索引树的物理量层级和实体索引层级。在这两个层级里，每个 IndexNode 均最多由10个 IndexEntry 组成。如前所述，从根节点到实体索引层级的叶子节点，类型分别为"),a("code",[t._v("INTERNAL_ENTITY")]),t._v(" 和 "),a("code",[t._v("LEAF_ENTITY")]),t._v("，而每个实体索引层级的叶子节点都是物理量索引层级的根节点，从这里到物理量索引层级的叶子节点，类型分别为"),a("code",[t._v("INTERNAL_MEASUREMENT")]),t._v(" 和 "),a("code",[t._v("LEAF_MEASUREMENT")]),t._v("。")]),t._v(" "),a("p",[t._v("索引采用树形结构进行设计的目的是在实体数或者物理量数量过大时，可以不用一次读取所有的 "),a("code",[t._v("TimeseriesIndex")]),t._v("，只需要根据所读取的物理量定位对应的节点，从而减少 I/O，加快查询速度。有关 TsFile 的读流程将在本章最后一节加以详细说明。")]),t._v(" "),a("h4",{attrs:{id:"_1-2-4-magic-string"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-2-4-magic-string"}},[t._v("#")]),t._v(" 1.2.4 Magic String")]),t._v(" "),a("p",[t._v("TsFile 是以6个字节的magic string ("),a("code",[t._v("TsFile")]),t._v(") 作为结束。")]),t._v(" "),a("p",[t._v("恭喜您, 至此您已经完成了 TsFile 的探秘之旅，祝您玩儿的开心!")]),t._v(" "),a("h3",{attrs:{id:"_1-3-tsfile工具集"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-3-tsfile工具集"}},[t._v("#")]),t._v(" 1.3 TsFile工具集")]),t._v(" "),a("h4",{attrs:{id:"_1-3-1-iotdb-data-directory-快速概览工具"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-3-1-iotdb-data-directory-快速概览工具"}},[t._v("#")]),t._v(" 1.3.1 IoTDB Data Directory 快速概览工具")]),t._v(" "),a("p",[t._v("该工具的启动脚本会在编译 server 之后生成至 "),a("code",[t._v("server\\target\\iotdb-server-0.13.0-SNAPSHOT\\tools\\tsfileToolSet")]),t._v(" 目录中。")]),t._v(" "),a("p",[t._v("使用方式:")]),t._v(" "),a("p",[t._v("For Windows:")]),t._v(" "),a("div",{staticClass:"language- line-numbers-mode"},[a("pre",{pre:!0,attrs:{class:"language-text"}},[a("code",[t._v(".\\print-iotdb-data-dir.bat <IoTDB数据文件夹路径，如果是多个文件夹用逗号分隔> (<输出结果的存储路径>) \n")])]),t._v(" "),a("div",{staticClass:"line-numbers-wrapper"},[a("span",{staticClass:"line-number"},[t._v("1")]),a("br")])]),a("p",[t._v("For Linux or MacOs:")]),t._v(" "),a("div",{staticClass:"language- line-numbers-mode"},[a("pre",{pre:!0,attrs:{class:"language-text"}},[a("code",[t._v("./print-iotdb-data-dir.sh <IoTDB数据文件夹路径，如果是多个文件夹用逗号分隔> (<输出结果的存储路径>) \n")])]),t._v(" "),a("div",{staticClass:"line-numbers-wrapper"},[a("span",{staticClass:"line-number"},[t._v("1")]),a("br")])]),a("p",[t._v("在Windows系统中的示例:")]),t._v(" "),a("div",{staticClass:"language- line-numbers-mode"},[a("pre",{pre:!0,attrs:{class:"language-text"}},[a("code",[t._v("D:\\iotdb\\server\\target\\iotdb-server-0.13.0-SNAPSHOT\\tools\\tsfileToolSet>.\\print-iotdb-data-dir.bat D:\\\\data\\data\n｜````````````````````````\nStarting Printing the IoTDB Data Directory Overview\n​｜````````````````````````\noutput save path:IoTDB_data_dir_overview.txt\nTsFile data dir num:1\n21:17:38.841 [main] WARN org.apache.iotdb.tsfile.common.conf.TSFileDescriptor - Failed to find config file iotdb-engine.properties at classpath, use default configuration\n|==============================================================\n|D:\\\\data\\data\n|--sequence\n| |--root.ln.wf01.wt01\n| | |--1575813520203-101-0.tsfile\n| | |--1575813520203-101-0.tsfile.resource\n| | | |--device root.ln.wf01.wt01, start time 1 (1970-01-01T08:00:00.001+08:00[GMT+08:00]), end time 5 (1970-01-01T08:00:00.005+08:00[GMT+08:00])\n| | |--1575813520669-103-0.tsfile\n| | |--1575813520669-103-0.tsfile.resource\n| | | |--device root.ln.wf01.wt01, start time 100 (1970-01-01T08:00:00.100+08:00[GMT+08:00]), end time 300 (1970-01-01T08:00:00.300+08:00[GMT+08:00])\n| | |--1575813521372-107-0.tsfile\n| | |--1575813521372-107-0.tsfile.resource\n| | | |--device root.ln.wf01.wt01, start time 500 (1970-01-01T08:00:00.500+08:00[GMT+08:00]), end time 540 (1970-01-01T08:00:00.540+08:00[GMT+08:00])\n|--unsequence\n| |--root.ln.wf01.wt01\n| | |--1575813521063-105-0.tsfile\n| | |--1575813521063-105-0.tsfile.resource\n| | | |--device root.ln.wf01.wt01, start time 10 (1970-01-01T08:00:00.010+08:00[GMT+08:00]), end time 50 (1970-01-01T08:00:00.050+08:00[GMT+08:00])\n|==============================================================\n")])]),t._v(" "),a("div",{staticClass:"line-numbers-wrapper"},[a("span",{staticClass:"line-number"},[t._v("1")]),a("br"),a("span",{staticClass:"line-number"},[t._v("2")]),a("br"),a("span",{staticClass:"line-number"},[t._v("3")]),a("br"),a("span",{staticClass:"line-number"},[t._v("4")]),a("br"),a("span",{staticClass:"line-number"},[t._v("5")]),a("br"),a("span",{staticClass:"line-number"},[t._v("6")]),a("br"),a("span",{staticClass:"line-number"},[t._v("7")]),a("br"),a("span",{staticClass:"line-number"},[t._v("8")]),a("br"),a("span",{staticClass:"line-number"},[t._v("9")]),a("br"),a("span",{staticClass:"line-number"},[t._v("10")]),a("br"),a("span",{staticClass:"line-number"},[t._v("11")]),a("br"),a("span",{staticClass:"line-number"},[t._v("12")]),a("br"),a("span",{staticClass:"line-number"},[t._v("13")]),a("br"),a("span",{staticClass:"line-number"},[t._v("14")]),a("br"),a("span",{staticClass:"line-number"},[t._v("15")]),a("br"),a("span",{staticClass:"line-number"},[t._v("16")]),a("br"),a("span",{staticClass:"line-number"},[t._v("17")]),a("br"),a("span",{staticClass:"line-number"},[t._v("18")]),a("br"),a("span",{staticClass:"line-number"},[t._v("19")]),a("br"),a("span",{staticClass:"line-number"},[t._v("20")]),a("br"),a("span",{staticClass:"line-number"},[t._v("21")]),a("br"),a("span",{staticClass:"line-number"},[t._v("22")]),a("br"),a("span",{staticClass:"line-number"},[t._v("23")]),a("br"),a("span",{staticClass:"line-number"},[t._v("24")]),a("br"),a("span",{staticClass:"line-number"},[t._v("25")]),a("br"),a("span",{staticClass:"line-number"},[t._v("26")]),a("br")])]),a("h4",{attrs:{id:"_1-3-2-tsfileresource-打印工具"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-3-2-tsfileresource-打印工具"}},[t._v("#")]),t._v(" 1.3.2 TsFileResource 打印工具")]),t._v(" "),a("p",[t._v("该工具的启动脚本会在编译 server 之后生成至 "),a("code",[t._v("server\\target\\iotdb-server-0.13.0-SNAPSHOT\\tools\\tsfileToolSet")]),t._v(" 目录中。")]),t._v(" "),a("p",[t._v("使用方式:")]),t._v(" "),a("p",[t._v("Windows:")]),t._v(" "),a("div",{staticClass:"language- line-numbers-mode"},[a("pre",{pre:!0,attrs:{class:"language-text"}},[a("code",[t._v(".\\print-tsfile-resource-files.bat <TsFileResource文件夹路径>\n")])]),t._v(" "),a("div",{staticClass:"line-numbers-wrapper"},[a("span",{staticClass:"line-number"},[t._v("1")]),a("br")])]),a("p",[t._v("Linux or MacOs:")]),t._v(" "),a("div",{staticClass:"language- line-numbers-mode"},[a("pre",{pre:!0,attrs:{class:"language-text"}},[a("code",[t._v("./print-tsfile-resource-files.sh <TsFileResource文件夹路径>\n")])]),t._v(" "),a("div",{staticClass:"line-numbers-wrapper"},[a("span",{staticClass:"line-number"},[t._v("1")]),a("br")])]),a("p",[t._v("在Windows系统中的示例:")]),t._v(" "),a("div",{staticClass:"language- line-numbers-mode"},[a("pre",{pre:!0,attrs:{class:"language-text"}},[a("code",[t._v("D:\\iotdb\\server\\target\\iotdb-server-0.13.0-SNAPSHOT\\tools\\tsfileToolSet>.\\print-tsfile-resource-files.bat D:\\data\\data\\sequence\\root.vehicle\n｜````````````````````````\nStarting Printing the TsFileResources\n​｜````````````````````````\n12:31:59.861 [main] WARN org.apache.iotdb.db.conf.IoTDBDescriptor - Cannot find IOTDB_HOME or IOTDB_CONF environment variable when loading config file iotdb-engine.properties, use default configuration\nanalyzing D:\\data\\data\\sequence\\root.vehicle\\1572496142067-101-0.tsfile ...\ndevice root.vehicle.d0, start time 3000 (1970-01-01T08:00:03+08:00[GMT+08:00]), end time 100999 (1970-01-01T08:01:40.999+08:00[GMT+08:00])\nanalyzing the resource file finished.\n")])]),t._v(" "),a("div",{staticClass:"line-numbers-wrapper"},[a("span",{staticClass:"line-number"},[t._v("1")]),a("br"),a("span",{staticClass:"line-number"},[t._v("2")]),a("br"),a("span",{staticClass:"line-number"},[t._v("3")]),a("br"),a("span",{staticClass:"line-number"},[t._v("4")]),a("br"),a("span",{staticClass:"line-number"},[t._v("5")]),a("br"),a("span",{staticClass:"line-number"},[t._v("6")]),a("br"),a("span",{staticClass:"line-number"},[t._v("7")]),a("br"),a("span",{staticClass:"line-number"},[t._v("8")]),a("br")])]),a("h4",{attrs:{id:"_1-3-3-tsfile-描述工具"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-3-3-tsfile-描述工具"}},[t._v("#")]),t._v(" 1.3.3 TsFile 描述工具")]),t._v(" "),a("p",[t._v("该工具的启动脚本会在编译 server 之后生成至 "),a("code",[t._v("server\\target\\iotdb-server-0.13.0-SNAPSHOT\\tools\\tsfileToolSet")]),t._v(" 目录中。")]),t._v(" "),a("p",[t._v("使用方式:")]),t._v(" "),a("p",[t._v("Windows:")]),t._v(" "),a("div",{staticClass:"language- line-numbers-mode"},[a("pre",{pre:!0,attrs:{class:"language-text"}},[a("code",[t._v(".\\print-tsfile-sketch.bat <TsFile文件路径> (<输出结果的存储路径>) \n")])]),t._v(" "),a("div",{staticClass:"line-numbers-wrapper"},[a("span",{staticClass:"line-number"},[t._v("1")]),a("br")])]),a("ul",[a("li",[t._v('注意: 如果没有设置输出文件的存储路径, 将使用 "TsFile_sketch_view.txt" 做为默认值。')])]),t._v(" "),a("p",[t._v("Linux or MacOs:")]),t._v(" "),a("div",{staticClass:"language- line-numbers-mode"},[a("pre",{pre:!0,attrs:{class:"language-text"}},[a("code",[t._v("./print-tsfile-sketch.sh <TsFile文件路径> (<输出结果的存储路径>) \n")])]),t._v(" "),a("div",{staticClass:"line-numbers-wrapper"},[a("span",{staticClass:"line-number"},[t._v("1")]),a("br")])]),a("ul",[a("li",[t._v('注意: 如果没有设置输出文件的存储路径, 将使用 "TsFile_sketch_view.txt" 做为默认值。')])]),t._v(" "),a("p",[t._v("在mac系统中的示例:")]),t._v(" "),a("div",{staticClass:"language- line-numbers-mode"},[a("pre",{pre:!0,attrs:{class:"language-text"}},[a("code",[t._v("/iotdb/server/target/iotdb-server-0.13.0-SNAPSHOT/tools/tsfileToolSet$ ./print-tsfile-sketch.sh test.tsfile\n｜````````````````````````\nStarting Printing the TsFile Sketch\n｜​````````````````````````\nTsFile path:test.tsfile\nSketch save path:TsFile_sketch_view.txt\n-------------------------------- TsFile Sketch --------------------------------\nfile path: test.tsfile\nfile length: 33436\n\n POSITION| CONTENT\n -------- -------\n 0| [magic head] TsFile\n 6| [version number] 000002\n||||||||||||||||||||| [Chunk Group] of root.group_12.d2, num of Chunks:3\n 12| [Chunk] of s_INT64e_RLE, numOfPoints:10000, time range:[1,10000], tsDataType:INT64, \n startTime: 1 endTime: 10000 count: 10000 [minValue:1,maxValue:1,firstValue:1,lastValue:1,sumValue:10000.0]\n | [marker] 1\n | [ChunkHeader]\n | 2 pages\n 677| [Chunk] of s_INT64e_TS_2DIFF, numOfPoints:10000, time range:[1,10000], tsDataType:INT64, \n startTime: 1 endTime: 10000 count: 10000 [minValue:1,maxValue:1,firstValue:1,lastValue:1,sumValue:10000.0]\n | [marker] 1\n | [ChunkHeader]\n | 1 pages\n 1349| [Chunk] of s_INT64e_PLAIN, numOfPoints:10000, time range:[1,10000], tsDataType:INT64, \n startTime: 1 endTime: 10000 count: 10000 [minValue:1,maxValue:1,firstValue:1,lastValue:1,sumValue:10000.0]\n | [marker] 1\n | [ChunkHeader]\n | 2 pages\n 5766| [Chunk Group Footer]\n | [marker] 0\n | [deviceID] root.group_12.d2\n | [dataSize] 5754\n | [num of chunks] 3\n||||||||||||||||||||| [Chunk Group] of root.group_12.d2 ends\n 5799| [Version Info]\n | [marker] 3\n | [version] 102\n||||||||||||||||||||| [Chunk Group] of root.group_12.d1, num of Chunks:3\n 5808| [Chunk] of s_INT32e_PLAIN, numOfPoints:10000, time range:[1,10000], tsDataType:INT32, \n startTime: 1 endTime: 10000 count: 10000 [minValue:1,maxValue:1,firstValue:1,lastValue:1,sumValue:10000.0]\n | [marker] 1\n | [ChunkHeader]\n | 1 pages\n 8231| [Chunk] of s_INT32e_TS_2DIFF, numOfPoints:10000, time range:[1,10000], tsDataType:INT32, \n startTime: 1 endTime: 10000 count: 10000 [minValue:1,maxValue:1,firstValue:1,lastValue:1,sumValue:10000.0]\n | [marker] 1\n | [ChunkHeader]\n | 1 pages\n 8852| [Chunk] of s_INT32e_RLE, numOfPoints:10000, time range:[1,10000], tsDataType:INT32, \n startTime: 1 endTime: 10000 count: 10000 [minValue:1,maxValue:1,firstValue:1,lastValue:1,sumValue:10000.0]\n | [marker] 1\n | [ChunkHeader]\n | 1 pages\n 9399| [Chunk Group Footer]\n | [marker] 0\n | [deviceID] root.group_12.d1\n | [dataSize] 3591\n | [num of chunks] 3\n||||||||||||||||||||| [Chunk Group] of root.group_12.d1 ends\n 9432| [Version Info]\n | [marker] 3\n | [version] 102\n||||||||||||||||||||| [Chunk Group] of root.group_12.d0, num of Chunks:2\n 9441| [Chunk] of s_BOOLEANe_RLE, numOfPoints:10000, time range:[1,10000], tsDataType:BOOLEAN, \n startTime: 1 endTime: 10000 count: 10000 [firstValue:true,lastValue:true]\n | [marker] 1\n | [ChunkHeader]\n | 1 pages\n 9968| [Chunk] of s_BOOLEANe_PLAIN, numOfPoints:10000, time range:[1,10000], tsDataType:BOOLEAN, \n startTime: 1 endTime: 10000 count: 10000 [firstValue:true,lastValue:true]\n | [marker] 1\n | [ChunkHeader]\n | 1 pages\n 10961| [Chunk Group Footer]\n | [marker] 0\n | [deviceID] root.group_12.d0\n | [dataSize] 1520\n | [num of chunks] 2\n||||||||||||||||||||| [Chunk Group] of root.group_12.d0 ends\n 10994| [Version Info]\n | [marker] 3\n | [version] 102\n||||||||||||||||||||| [Chunk Group] of root.group_12.d5, num of Chunks:1\n 11003| [Chunk] of s_TEXTe_PLAIN, numOfPoints:10000, time range:[1,10000], tsDataType:TEXT, \n startTime: 1 endTime: 10000 count: 10000 [firstValue:version_test,lastValue:version_test]\n | [marker] 1\n | [ChunkHeader]\n | 3 pages\n 19278| [Chunk Group Footer]\n | [marker] 0\n | [deviceID] root.group_12.d5\n | [dataSize] 8275\n | [num of chunks] 1\n||||||||||||||||||||| [Chunk Group] of root.group_12.d5 ends\n 19311| [Version Info]\n | [marker] 3\n | [version] 102\n||||||||||||||||||||| [Chunk Group] of root.group_12.d4, num of Chunks:4\n 19320| [Chunk] of s_DOUBLEe_PLAIN, numOfPoints:10000, time range:[1,10000], tsDataType:DOUBLE, \n startTime: 1 endTime: 10000 count: 10000 [minValue:1.1,maxValue:1.1,firstValue:1.1,lastValue:1.1,sumValue:11000.00000000123]\n | [marker] 1\n | [ChunkHeader]\n | 2 pages\n 23740| [Chunk] of s_DOUBLEe_TS_2DIFF, numOfPoints:10000, time range:[1,10000], tsDataType:DOUBLE, \n startTime: 1 endTime: 10000 count: 10000 [minValue:1.1,maxValue:1.1,firstValue:1.1,lastValue:1.1,sumValue:11000.000000002045]\n | [marker] 1\n | [ChunkHeader]\n | 1 pages\n 24414| [Chunk] of s_DOUBLEe_GORILLA, numOfPoints:10000, time range:[1,10000], tsDataType:DOUBLE, \n startTime: 1 endTime: 10000 count: 10000 [minValue:1.1,maxValue:1.1,firstValue:1.1,lastValue:1.1,sumValue:11000.000000002045]\n | [marker] 1\n | [ChunkHeader]\n | 1 pages\n 25054| [Chunk] of s_DOUBLEe_RLE, numOfPoints:10000, time range:[1,10000], tsDataType:DOUBLE, \n startTime: 1 endTime: 10000 count: 10000 [minValue:1.1,maxValue:1.1,firstValue:1.1,lastValue:1.1,sumValue:11000.000000001224]\n | [marker] 1\n | [ChunkHeader]\n | 2 pages\n 25717| [Chunk Group Footer]\n | [marker] 0\n | [deviceID] root.group_12.d4\n | [dataSize] 6397\n | [num of chunks] 4\n||||||||||||||||||||| [Chunk Group] of root.group_12.d4 ends\n 25750| [Version Info]\n | [marker] 3\n | [version] 102\n||||||||||||||||||||| [Chunk Group] of root.group_12.d3, num of Chunks:4\n 25759| [Chunk] of s_FLOATe_GORILLA, numOfPoints:10000, time range:[1,10000], tsDataType:FLOAT, \n startTime: 1 endTime: 10000 count: 10000 [minValue:1.1,maxValue:1.1,firstValue:1.1,lastValue:1.1,sumValue:11000.00023841858]\n | [marker] 1\n | [ChunkHeader]\n | 1 pages\n 26375| [Chunk] of s_FLOATe_PLAIN, numOfPoints:10000, time range:[1,10000], tsDataType:FLOAT, \n startTime: 1 endTime: 10000 count: 10000 [minValue:1.1,maxValue:1.1,firstValue:1.1,lastValue:1.1,sumValue:11000.00023841858]\n | [marker] 1\n | [ChunkHeader]\n | 1 pages\n 28796| [Chunk] of s_FLOATe_RLE, numOfPoints:10000, time range:[1,10000], tsDataType:FLOAT, \n startTime: 1 endTime: 10000 count: 10000 [minValue:1.1,maxValue:1.1,firstValue:1.1,lastValue:1.1,sumValue:11000.00023841858]\n | [marker] 1\n | [ChunkHeader]\n | 1 pages\n 29343| [Chunk] of s_FLOATe_TS_2DIFF, numOfPoints:10000, time range:[1,10000], tsDataType:FLOAT, \n startTime: 1 endTime: 10000 count: 10000 [minValue:1.1,maxValue:1.1,firstValue:1.1,lastValue:1.1,sumValue:11000.00023841858]\n | [marker] 1\n | [ChunkHeader]\n | 1 pages\n 29967| [Chunk Group Footer]\n | [marker] 0\n | [deviceID] root.group_12.d3\n | [dataSize] 4208\n | [num of chunks] 4\n||||||||||||||||||||| [Chunk Group] of root.group_12.d3 ends\n 30000| [Version Info]\n | [marker] 3\n | [version] 102\n 30009| [marker] 2\n 30010| [ChunkMetadataList] of root.group_12.d0.s_BOOLEANe_PLAIN, tsDataType:BOOLEAN\n | [startTime: 1 endTime: 10000 count: 10000 [firstValue:true,lastValue:true]] \n 30066| [ChunkMetadataList] of root.group_12.d0.s_BOOLEANe_RLE, tsDataType:BOOLEAN\n | [startTime: 1 endTime: 10000 count: 10000 [firstValue:true,lastValue:true]] \n 30120| [ChunkMetadataList] of root.group_12.d1.s_INT32e_PLAIN, tsDataType:INT32\n | [startTime: 1 endTime: 10000 count: 10000 [minValue:1,maxValue:1,firstValue:1,lastValue:1,sumValue:10000.0]] \n 30196| [ChunkMetadataList] of root.group_12.d1.s_INT32e_RLE, tsDataType:INT32\n | [startTime: 1 endTime: 10000 count: 10000 [minValue:1,maxValue:1,firstValue:1,lastValue:1,sumValue:10000.0]] \n 30270| [ChunkMetadataList] of root.group_12.d1.s_INT32e_TS_2DIFF, tsDataType:INT32\n | [startTime: 1 endTime: 10000 count: 10000 [minValue:1,maxValue:1,firstValue:1,lastValue:1,sumValue:10000.0]] \n 30349| [ChunkMetadataList] of root.group_12.d2.s_INT64e_PLAIN, tsDataType:INT64\n | [startTime: 1 endTime: 10000 count: 10000 [minValue:1,maxValue:1,firstValue:1,lastValue:1,sumValue:10000.0]] \n 30441| [ChunkMetadataList] of root.group_12.d2.s_INT64e_RLE, tsDataType:INT64\n | [startTime: 1 endTime: 10000 count: 10000 [minValue:1,maxValue:1,firstValue:1,lastValue:1,sumValue:10000.0]] \n 30531| [ChunkMetadataList] of root.group_12.d2.s_INT64e_TS_2DIFF, tsDataType:INT64\n | [startTime: 1 endTime: 10000 count: 10000 [minValue:1,maxValue:1,firstValue:1,lastValue:1,sumValue:10000.0]] \n 30626| [ChunkMetadataList] of root.group_12.d3.s_FLOATe_GORILLA, tsDataType:FLOAT\n | [startTime: 1 endTime: 10000 count: 10000 [minValue:1.1,maxValue:1.1,firstValue:1.1,lastValue:1.1,sumValue:11000.00023841858]] \n 30704| [ChunkMetadataList] of root.group_12.d3.s_FLOATe_PLAIN, tsDataType:FLOAT\n | [startTime: 1 endTime: 10000 count: 10000 [minValue:1.1,maxValue:1.1,firstValue:1.1,lastValue:1.1,sumValue:11000.00023841858]] \n 30780| [ChunkMetadataList] of root.group_12.d3.s_FLOATe_RLE, tsDataType:FLOAT\n | [startTime: 1 endTime: 10000 count: 10000 [minValue:1.1,maxValue:1.1,firstValue:1.1,lastValue:1.1,sumValue:11000.00023841858]] \n 30854| [ChunkMetadataList] of root.group_12.d3.s_FLOATe_TS_2DIFF, tsDataType:FLOAT\n | [startTime: 1 endTime: 10000 count: 10000 [minValue:1.1,maxValue:1.1,firstValue:1.1,lastValue:1.1,sumValue:11000.00023841858]] \n 30933| [ChunkMetadataList] of root.group_12.d4.s_DOUBLEe_GORILLA, tsDataType:DOUBLE\n | [startTime: 1 endTime: 10000 count: 10000 [minValue:1.1,maxValue:1.1,firstValue:1.1,lastValue:1.1,sumValue:11000.000000002045]] \n 31028| [ChunkMetadataList] of root.group_12.d4.s_DOUBLEe_PLAIN, tsDataType:DOUBLE\n | [startTime: 1 endTime: 10000 count: 10000 [minValue:1.1,maxValue:1.1,firstValue:1.1,lastValue:1.1,sumValue:11000.00000000123]] \n 31121| [ChunkMetadataList] of root.group_12.d4.s_DOUBLEe_RLE, tsDataType:DOUBLE\n | [startTime: 1 endTime: 10000 count: 10000 [minValue:1.1,maxValue:1.1,firstValue:1.1,lastValue:1.1,sumValue:11000.000000001224]] \n 31212| [ChunkMetadataList] of 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