| (window.webpackJsonp=window.webpackJsonp||[]).push([[29],{589:function(t,e,a){"use strict";a.r(e);var s=a(69),n=Object(s.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-format"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#tsfile-format"}},[t._v("#")]),t._v(" TsFile Format")]),t._v(" "),a("h2",{attrs:{id:"_1-tsfile-design"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-tsfile-design"}},[t._v("#")]),t._v(" 1. TsFile Design")]),t._v(" "),a("p",[t._v("This is an introduction to the design details of TsFile.")]),t._v(" "),a("h3",{attrs:{id:"_1-1-variable-storage"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-1-variable-storage"}},[t._v("#")]),t._v(" 1.1 Variable Storage")]),t._v(" "),a("ul",[a("li",[a("p",[a("strong",[t._v("Big Endian")])]),t._v(" "),a("ul",[a("li",[t._v("For Example, the "),a("code",[t._v("int")]),t._v(" "),a("code",[t._v("0x8")]),t._v(" will be stored as "),a("code",[t._v("00 00 00 08")]),t._v(", not "),a("code",[t._v("08 00 00 00")])])])]),t._v(" "),a("li",[a("p",[a("strong",[t._v("String with Variable Length")])]),t._v(" "),a("ul",[a("li",[t._v("The format is "),a("code",[t._v("int size")]),t._v(" plus "),a("code",[t._v("String literal")]),t._v(". Size can be zero.")]),t._v(" "),a("li",[t._v("Size equals the number of bytes this string will take, and it may not equal to the length of the string.")]),t._v(" "),a("li",[t._v('For example "sensor_1" will be stored as '),a("code",[t._v("00 00 00 08")]),t._v(' plus the encoding(ASCII) of "sensor_1".')]),t._v(" "),a("li",[t._v('Note that for the file signature "TsFile000001" ('),a("code",[t._v("MAGIC STRING")]),t._v(" + "),a("code",[t._v("Version Number")]),t._v("), the size(12) and encoding(ASCII)\nis fixed so there is no need to put the size before this string literal.")])])]),t._v(" "),a("li",[a("p",[a("strong",[t._v("Data Type Hardcode")])]),t._v(" "),a("ul",[a("li",[t._v("0: BOOLEAN")]),t._v(" "),a("li",[t._v("1: INT32 ("),a("code",[t._v("int")]),t._v(")")]),t._v(" "),a("li",[t._v("2: INT64 ("),a("code",[t._v("long")]),t._v(")")]),t._v(" "),a("li",[t._v("3: FLOAT")]),t._v(" "),a("li",[t._v("4: DOUBLE")]),t._v(" "),a("li",[t._v("5: TEXT ("),a("code",[t._v("String")]),t._v(")")])])]),t._v(" "),a("li",[a("p",[a("strong",[t._v("Encoding Type Hardcode")])]),t._v(" "),a("ul",[a("li",[t._v("0: PLAIN")]),t._v(" "),a("li",[t._v("1: PLAIN_DICTIONARY")]),t._v(" "),a("li",[t._v("2: RLE")]),t._v(" "),a("li",[t._v("3: DIFF")]),t._v(" "),a("li",[t._v("4: TS_2DIFF")]),t._v(" "),a("li",[t._v("5: BITMAP")]),t._v(" "),a("li",[t._v("6: GORILLA")]),t._v(" "),a("li",[t._v("7: REGULAR")])])]),t._v(" "),a("li",[a("p",[a("strong",[t._v("Compressing Type Hardcode")])]),t._v(" "),a("ul",[a("li",[t._v("0: UNCOMPRESSED")]),t._v(" "),a("li",[t._v("1: SNAPPY")])])]),t._v(" "),a("li",[a("p",[a("strong",[t._v("TsDigest Statistics Type Hardcode")])]),t._v(" "),a("ul",[a("li",[t._v("0: min_value")]),t._v(" "),a("li",[t._v("1: max_value")]),t._v(" "),a("li",[t._v("2: first_value")]),t._v(" "),a("li",[t._v("3: last_value")]),t._v(" "),a("li",[t._v("4: sum_value")])])])]),t._v(" "),a("h3",{attrs:{id:"_1-2-tsfile-overview"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-2-tsfile-overview"}},[t._v("#")]),t._v(" 1.2 TsFile Overview")]),t._v(" "),a("p",[t._v("Here is a graph about the TsFile structure.")]),t._v(" "),a("p",[a("img",{attrs:{src:"https://user-images.githubusercontent.com/7240743/78330206-05cc6380-75b6-11ea-96c7-06f6f7346f6a.png",alt:"TsFile Breakdown"}})]),t._v(" "),a("p",[t._v("This TsFile contains two devices: d1, d2. Each device contains three measurements: s1, s2, s3. 6 timeseries in total, d1 is blue, d2 is purple. 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"),a("td",{staticStyle:{"text-align":"center"}},[t._v("int")])])])]),t._v(" "),a("h4",{attrs:{id:"_1-2-3-metadata"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-2-3-metadata"}},[t._v("#")]),t._v(" 1.2.3 Metadata")]),t._v(" "),a("h5",{attrs:{id:"_1-2-3-1-tsdevicemetadata"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-2-3-1-tsdevicemetadata"}},[t._v("#")]),t._v(" 1.2.3.1 TsDeviceMetaData")]),t._v(" "),a("p",[t._v("The first part of metadata is "),a("code",[t._v("TsDeviceMetaData")])]),t._v(" "),a("table",[a("thead",[a("tr",[a("th",{staticStyle:{"text-align":"center"}},[t._v("Member Description")]),t._v(" "),a("th",{staticStyle:{"text-align":"center"}},[t._v("Member Type")])])]),t._v(" "),a("tbody",[a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Start time")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("long")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("End time")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("long")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Number of chunk groups")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("int")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("List of ChunkGroupMetaData")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("list")])])])]),t._v(" "),a("h6",{attrs:{id:"chunkgroupmetadata"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#chunkgroupmetadata"}},[t._v("#")]),t._v(" ChunkGroupMetaData")]),t._v(" "),a("table",[a("thead",[a("tr",[a("th",{staticStyle:{"text-align":"center"}},[t._v("Member Description")]),t._v(" "),a("th",{staticStyle:{"text-align":"center"}},[t._v("Member Type")])])]),t._v(" "),a("tbody",[a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("DeviceId")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("String")])]),t._v(" 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ChunkMetaData")]),t._v(" "),a("table",[a("thead",[a("tr",[a("th",{staticStyle:{"text-align":"center"}},[t._v("Member Description")]),t._v(" "),a("th",{staticStyle:{"text-align":"center"}},[t._v("Member Type")])])]),t._v(" "),a("tbody",[a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("MeasurementId")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("String")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Start offset of ChunkHeader")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("long")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Number of data points")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("long")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Start time")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("long")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("End time")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("long")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Data type")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("short")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("The statistics of this chunk")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("TsDigest")])])])]),t._v(" "),a("h6",{attrs:{id:"tsdigest"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#tsdigest"}},[t._v("#")]),t._v(" TsDigest")]),t._v(" "),a("p",[t._v("Right now there are five statistics: "),a("code",[t._v("min_value, max_value, first_value, last_value, sum_value")]),t._v(".")]),t._v(" "),a("p",[t._v("In v0.8.0, the storage format of statistics is a name-value pair. That is, "),a("code",[t._v("Map<String, ByteBuffer> statistics")]),t._v(". The name is a string (remember the length is before the literal). But for the value, there is also an integer byteLength acting as the self description length of the following value because the value may be of various type. For example, if the "),a("code",[t._v("min_value")]),t._v(' is an integer 0, then it will be stored as [9 "min_value" 4 0] in the TsFile.')]),t._v(" "),a("p",[t._v("The figure below shows an example of "),a("code",[t._v("TsDigest.deserializeFrom(buffer)")]),t._v(". In v0.8.0, we will get")]),t._v(" "),a("div",{staticClass:"language- line-numbers-mode"},[a("pre",{pre:!0,attrs:{class:"language-text"}},[a("code",[t._v('Map<String, ByteBuffer> statistics = {\n "min_value" -> ByteBuffer of int value 0, \n "last" -> ByteBuffer of int value 19,\n "sum" -> ByteBuffer of double value 1093347116,\n "first" -> ByteBuffer of int value 0,\n "max_value" -> ByteBuffer of int value 99\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("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/33376433/63765352-664a4280-c8fb-11e9-869e-859edf6d00bb.png"}}),t._v(" "),a("p",[t._v("In v0.9.x, the storage format is changed to an array for space and time efficiency. That is, "),a("code",[t._v("ByteBuffer[] statistics")]),t._v(". Each position of the array has a fixed association with a specific type of statistic, following the order defined in StatisticType:")]),t._v(" "),a("div",{staticClass:"language- line-numbers-mode"},[a("pre",{pre:!0,attrs:{class:"language-text"}},[a("code",[t._v("enum StatisticType {\n min_value, max_value, first_value, last_value, sum_value\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("p",[t._v("Therefore, in the above example, we will get")]),t._v(" "),a("div",{staticClass:"language- line-numbers-mode"},[a("pre",{pre:!0,attrs:{class:"language-text"}},[a("code",[t._v('ByteBuffer[] statistics = [\n ByteBuffer of int value 0, // associated with "min_value"\n ByteBuffer of int value 99, // associated with "max_value"\n ByteBuffer of int value 0, // associated with "first_value"\n ByteBuffer of int value 19, // associated with "last_value"\n ByteBuffer of double value 1093347116 // associated with "sum_value"\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("p",[t._v("As another example in v0.9.x, when deserializing a TsDigest from buffer [3, 0,4,0, 1,4,99, 3,4,19], we get")]),t._v(" "),a("div",{staticClass:"language- line-numbers-mode"},[a("pre",{pre:!0,attrs:{class:"language-text"}},[a("code",[t._v('ByteBuffer[] statistics = [\n ByteBuffer of int value 0, // associated with "min_value"\n ByteBuffer of int value 99, // associated with "max_value"\n null, // associated with "first_value"\n ByteBuffer of int value 19, // associated with "last_value"\n null // associated with "sum_value"\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("h5",{attrs:{id:"_1-2-3-2-tsfilemetadata"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-2-3-2-tsfilemetadata"}},[t._v("#")]),t._v(" 1.2.3.2 TsFileMetaData")]),t._v(" "),a("p",[a("code",[t._v("TsFileMetaData")]),t._v(" follows after "),a("code",[t._v("TsDeviceMetadatas")]),t._v(".")]),t._v(" "),a("table",[a("thead",[a("tr",[a("th",{staticStyle:{"text-align":"center"}},[t._v("Member Description")]),t._v(" "),a("th",{staticStyle:{"text-align":"center"}},[t._v("Member Type")])])]),t._v(" "),a("tbody",[a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Number of devices")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("int")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Pairs of device name and deviceMetadataIndex")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("String, TsDeviceMetadataIndex pair")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Number of measurements")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("int")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Pairs of measurement name and schema")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("String, MeasurementSchema pair")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Author byte")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("byte")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Author(if author byte is 0x01)")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("String")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("totalChunkNum")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("int")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("invalidChunkNum")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("int")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Bloom filter size")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("int")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Bloom filter bit vector")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("byte[Bloom filter size]")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Bloom filter capacity")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("int")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Bloom filter hash functions size")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("int")])])])]),t._v(" "),a("h6",{attrs:{id:"tsdevicemetadataindex"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#tsdevicemetadataindex"}},[t._v("#")]),t._v(" TsDeviceMetadataIndex")]),t._v(" "),a("table",[a("thead",[a("tr",[a("th",{staticStyle:{"text-align":"center"}},[t._v("Member Description")]),t._v(" "),a("th",{staticStyle:{"text-align":"center"}},[t._v("Member Type")])])]),t._v(" "),a("tbody",[a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("DeviceId")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("String")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Start offset of TsDeviceMetaData")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("long")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("length")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("int")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Start time")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("long")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("End time")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("long")])])])]),t._v(" "),a("h6",{attrs:{id:"measurementschema"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#measurementschema"}},[t._v("#")]),t._v(" MeasurementSchema")]),t._v(" "),a("table",[a("thead",[a("tr",[a("th",{staticStyle:{"text-align":"center"}},[t._v("Member Description")]),t._v(" "),a("th",{staticStyle:{"text-align":"center"}},[t._v("Member Type")])])]),t._v(" "),a("tbody",[a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("MeasurementId")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("String")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Data type")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("short")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Encoding")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("short")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Compressor")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("short")])]),t._v(" "),a("tr",[a("td",{staticStyle:{"text-align":"center"}},[t._v("Size of props")]),t._v(" "),a("td",{staticStyle:{"text-align":"center"}},[t._v("int")])])])]),t._v(" "),a("p",[t._v("If size of props is greater than 0, there is an array of <String, String> pair as properties of this measurement.")]),t._v(" "),a("p",[t._v('Such as "max_point_number""2".')]),t._v(" "),a("h5",{attrs:{id:"_1-2-3-3-tsfilemetadatasize"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-2-3-3-tsfilemetadatasize"}},[t._v("#")]),t._v(" 1.2.3.3 TsFileMetadataSize")]),t._v(" "),a("p",[t._v("After the TsFileMetaData, there is an int indicating the size of the TsFileMetaData.")]),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("A TsFile ends with a 6-byte magic string ("),a("code",[t._v("TsFile")]),t._v(").")]),t._v(" "),a("p",[t._v("Congratulations! You have finished the journey of discovering TsFile.")]),t._v(" "),a("h3",{attrs:{id:"_1-3-tsfile-tool-set"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-3-tsfile-tool-set"}},[t._v("#")]),t._v(" 1.3 TsFile Tool Set")]),t._v(" "),a("h4",{attrs:{id:"_1-3-1-iotdb-data-directory-overview-tool"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-3-1-iotdb-data-directory-overview-tool"}},[t._v("#")]),t._v(" 1.3.1 IoTDB Data Directory Overview Tool")]),t._v(" "),a("p",[t._v("After building the server, the startup script of this tool will appear under the "),a("code",[t._v("server\\target\\iotdb-server-0.10.0\\tools\\tsfileToolSet")]),t._v(" directory.")]),t._v(" "),a("p",[t._v("Command:")]),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 <path of your IoTDB data directory or directories separated by comma> (<path of the file for saving the output result>) \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 <path of your IoTDB data directory or directories separated by comma> (<path of the file for saving the output result>) \n")])]),t._v(" "),a("div",{staticClass:"line-numbers-wrapper"},[a("span",{staticClass:"line-number"},[t._v("1")]),a("br")])]),a("p",[t._v("An example on Windows:")]),t._v(" "),a("div",{staticClass:"language- line-numbers-mode"},[a("pre",{pre:!0,attrs:{class:"language-text"}},[a("code",[t._v("D:\\incubator-iotdb\\server\\target\\iotdb-server-0.10.0-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-print-tool"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-3-2-tsfileresource-print-tool"}},[t._v("#")]),t._v(" 1.3.2 TsFileResource Print Tool")]),t._v(" "),a("p",[t._v("After building the server, the startup script of this tool will appear under the "),a("code",[t._v("server\\target\\iotdb-server-0.10.0\\tools\\tsfileToolSet")]),t._v(" directory.")]),t._v(" "),a("p",[t._v("Command:")]),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-tsfile-sketch.bat <path of your TsFileResource directory>\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-tsfile-sketch.sh <path of your TsFileResource directory>\n")])]),t._v(" "),a("div",{staticClass:"line-numbers-wrapper"},[a("span",{staticClass:"line-number"},[t._v("1")]),a("br")])]),a("p",[t._v("An example on Windows:")]),t._v(" "),a("div",{staticClass:"language- line-numbers-mode"},[a("pre",{pre:!0,attrs:{class:"language-text"}},[a("code",[t._v("D:\\incubator-iotdb\\server\\target\\iotdb-server-0.10.0\\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-sketch-tool"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#_1-3-3-tsfile-sketch-tool"}},[t._v("#")]),t._v(" 1.3.3 TsFile Sketch Tool")]),t._v(" "),a("p",[t._v("After building the server, the startup script of this tool will appear under the "),a("code",[t._v("server\\target\\iotdb-server-0.10.0\\tools\\tsfileToolSet")]),t._v(" directory.")]),t._v(" "),a("p",[t._v("Command:")]),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-tsfile-sketch.bat <path of your TsFile> (<path of the file for saving the output result>) \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("Note that if "),a("code",[t._v("<path of the file for saving the output result>")]),t._v(' is not set, the default path "TsFile_sketch_view.txt" will be used.')])]),t._v(" "),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-tsfile-sketch.sh <path of your TsFile> (<path of the file for saving the output result>) \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("Note that if "),a("code",[t._v("<path of the file for saving the output result>")]),t._v(' is not set, the default path "TsFile_sketch_view.txt" will be used.')])]),t._v(" "),a("p",[t._v("An example on macOS:")]),t._v(" "),a("div",{staticClass:"language-$xslt line-numbers-mode"},[a("pre",{pre:!0,attrs:{class:"language-text"}},[a("code",[t._v("/incubator-iotdb/server/target/iotdb-server-0.10.0/tools/tsfileToolSet$ ./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 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