blob: 333c2a33d8ac0696f175b924c65951ff83f15ef3 [file] [log] [blame]
<!DOCTYPE html>
<html lang="en-US">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1">
<title> </title>
<meta name="generator" content="VuePress 1.8.2">
<link rel="icon" href="/favicon.ico">
<meta name="description" content=" ">
<meta name="Description" content="Apache IoTDB: Time Series Database for IoT">
<meta name="Keywords" content="TSDB, time series, time series database, IoTDB, IoT database, IoT data management,时序数据库, 时间序列管理, IoTDB, 物联网数据库, 实时数据库, 物联网数据管理, 物联网数据">
<meta name="baidu-site-verification" content="wfKETzB3OT">
<meta name="google-site-verification" content="mZWAoRY0yj_HAr-s47zHCGHzx5Ju-RVm5wDbPnwQYFo">
<link rel="preload" href="/assets/css/0.styles.ccadf850.css" as="style"><link rel="preload" href="/assets/js/app.fe44b663.js" as="script"><link rel="preload" href="/assets/js/3.5626571b.js" as="script"><link rel="preload" href="/assets/js/91.35f464f6.js" as="script"><link rel="prefetch" href="/assets/js/10.77e7d27b.js"><link rel="prefetch" href="/assets/js/100.5392026f.js"><link rel="prefetch" href="/assets/js/101.4d24dbb3.js"><link rel="prefetch" href="/assets/js/102.4db55384.js"><link rel="prefetch" href="/assets/js/103.28a00d56.js"><link rel="prefetch" href="/assets/js/104.c1cad722.js"><link rel="prefetch" href="/assets/js/105.2dbc18e7.js"><link rel="prefetch" href="/assets/js/106.03cb3598.js"><link rel="prefetch" href="/assets/js/107.1aa2e9d5.js"><link rel="prefetch" href="/assets/js/108.c8e15789.js"><link rel="prefetch" href="/assets/js/109.4e029678.js"><link rel="prefetch" href="/assets/js/11.242ea813.js"><link rel="prefetch" href="/assets/js/110.2673e754.js"><link rel="prefetch" href="/assets/js/111.99869946.js"><link rel="prefetch" href="/assets/js/112.6931e30d.js"><link rel="prefetch" href="/assets/js/113.30edd688.js"><link rel="prefetch" href="/assets/js/114.cba21417.js"><link rel="prefetch" href="/assets/js/115.36ed9d85.js"><link rel="prefetch" href="/assets/js/116.b6f26e1b.js"><link rel="prefetch" href="/assets/js/117.b7ead194.js"><link rel="prefetch" href="/assets/js/118.0489f137.js"><link rel="prefetch" href="/assets/js/119.f4531020.js"><link rel="prefetch" href="/assets/js/12.4c48405a.js"><link rel="prefetch" href="/assets/js/120.d1bc4a0d.js"><link rel="prefetch" href="/assets/js/121.c4dac7da.js"><link rel="prefetch" href="/assets/js/122.37b6650b.js"><link rel="prefetch" href="/assets/js/123.6802c679.js"><link rel="prefetch" href="/assets/js/124.3a1dcf58.js"><link rel="prefetch" href="/assets/js/125.0c3e885a.js"><link rel="prefetch" href="/assets/js/126.fbfa46eb.js"><link rel="prefetch" href="/assets/js/127.110bc389.js"><link rel="prefetch" href="/assets/js/128.fd2a9b78.js"><link rel="prefetch" href="/assets/js/129.b0669c7b.js"><link rel="prefetch" href="/assets/js/13.16ded47d.js"><link rel="prefetch" href="/assets/js/130.830f695a.js"><link rel="prefetch" href="/assets/js/131.f74784eb.js"><link rel="prefetch" href="/assets/js/132.5bd44b31.js"><link rel="prefetch" href="/assets/js/133.4871f071.js"><link rel="prefetch" href="/assets/js/134.c1ebfd44.js"><link rel="prefetch" href="/assets/js/135.06b43884.js"><link rel="prefetch" href="/assets/js/136.4125fe2d.js"><link rel="prefetch" href="/assets/js/137.f79fb732.js"><link rel="prefetch" href="/assets/js/138.925cc589.js"><link rel="prefetch" href="/assets/js/139.269b4122.js"><link rel="prefetch" href="/assets/js/14.66eebc6d.js"><link rel="prefetch" href="/assets/js/140.8acac491.js"><link rel="prefetch" href="/assets/js/141.5739ba5c.js"><link rel="prefetch" href="/assets/js/142.0a0bb60d.js"><link rel="prefetch" href="/assets/js/143.a85602a6.js"><link rel="prefetch" href="/assets/js/144.af08976e.js"><link rel="prefetch" href="/assets/js/145.54dd8613.js"><link rel="prefetch" href="/assets/js/146.d6942192.js"><link rel="prefetch" href="/assets/js/147.58b089c2.js"><link rel="prefetch" href="/assets/js/148.f3061126.js"><link rel="prefetch" href="/assets/js/149.bed18caa.js"><link rel="prefetch" href="/assets/js/15.843fe861.js"><link rel="prefetch" href="/assets/js/150.857bbcb9.js"><link rel="prefetch" href="/assets/js/151.8df8eaff.js"><link rel="prefetch" href="/assets/js/152.7fbfa55b.js"><link rel="prefetch" href="/assets/js/153.88e78e8e.js"><link rel="prefetch" href="/assets/js/154.4c0105cf.js"><link rel="prefetch" href="/assets/js/155.56c02f22.js"><link rel="prefetch" href="/assets/js/156.3610ca5b.js"><link rel="prefetch" href="/assets/js/157.a82e8d14.js"><link rel="prefetch" href="/assets/js/158.cd306550.js"><link rel="prefetch" href="/assets/js/159.7c3f6836.js"><link rel="prefetch" href="/assets/js/16.17c1f643.js"><link rel="prefetch" href="/assets/js/160.d9e7ebc3.js"><link rel="prefetch" href="/assets/js/161.f69489a3.js"><link rel="prefetch" href="/assets/js/162.260f8f8c.js"><link rel="prefetch" href="/assets/js/163.6f4c436f.js"><link rel="prefetch" href="/assets/js/164.48a2358e.js"><link rel="prefetch" href="/assets/js/165.beba59fe.js"><link rel="prefetch" href="/assets/js/166.2534a588.js"><link rel="prefetch" href="/assets/js/167.daba1492.js"><link rel="prefetch" href="/assets/js/168.66d50e2f.js"><link rel="prefetch" href="/assets/js/169.4a288ab4.js"><link rel="prefetch" href="/assets/js/17.9b8df773.js"><link rel="prefetch" href="/assets/js/170.f0555c86.js"><link rel="prefetch" href="/assets/js/171.bbe4ba1a.js"><link rel="prefetch" href="/assets/js/172.712c6bac.js"><link rel="prefetch" href="/assets/js/173.c3917d0d.js"><link rel="prefetch" href="/assets/js/174.9d843f6f.js"><link rel="prefetch" href="/assets/js/175.ca25b135.js"><link rel="prefetch" href="/assets/js/176.35f2d232.js"><link rel="prefetch" href="/assets/js/177.e8e6286d.js"><link rel="prefetch" href="/assets/js/178.c37c5efd.js"><link rel="prefetch" href="/assets/js/179.84f3bdd6.js"><link rel="prefetch" href="/assets/js/18.122d5826.js"><link rel="prefetch" href="/assets/js/180.32503609.js"><link rel="prefetch" href="/assets/js/181.219cb189.js"><link rel="prefetch" href="/assets/js/182.e90074d5.js"><link rel="prefetch" href="/assets/js/183.87f069d1.js"><link rel="prefetch" href="/assets/js/184.6b62bd9f.js"><link rel="prefetch" href="/assets/js/185.4e6b021e.js"><link rel="prefetch" href="/assets/js/186.3679d30d.js"><link rel="prefetch" href="/assets/js/187.aeba6c58.js"><link rel="prefetch" href="/assets/js/188.cc1022eb.js"><link rel="prefetch" href="/assets/js/189.5ac3b4a4.js"><link rel="prefetch" href="/assets/js/19.9187dec1.js"><link rel="prefetch" href="/assets/js/190.ff15e49f.js"><link rel="prefetch" href="/assets/js/191.369829d5.js"><link rel="prefetch" href="/assets/js/192.1d1eb36e.js"><link rel="prefetch" href="/assets/js/193.fc0fb393.js"><link rel="prefetch" href="/assets/js/194.b47fbc4c.js"><link rel="prefetch" href="/assets/js/195.9e36d668.js"><link rel="prefetch" href="/assets/js/196.2d1223f7.js"><link rel="prefetch" href="/assets/js/197.55863e11.js"><link rel="prefetch" href="/assets/js/198.a48cc095.js"><link rel="prefetch" href="/assets/js/199.3a9c2528.js"><link rel="prefetch" href="/assets/js/20.cf088c3b.js"><link rel="prefetch" href="/assets/js/200.195ff96b.js"><link rel="prefetch" href="/assets/js/201.4d6c6e24.js"><link rel="prefetch" href="/assets/js/202.c32388f7.js"><link rel="prefetch" href="/assets/js/203.080586a5.js"><link rel="prefetch" href="/assets/js/204.a3b3ce92.js"><link rel="prefetch" href="/assets/js/205.9af51d77.js"><link rel="prefetch" href="/assets/js/206.ea246089.js"><link rel="prefetch" href="/assets/js/207.1c222b6c.js"><link rel="prefetch" href="/assets/js/208.fa41b6db.js"><link rel="prefetch" href="/assets/js/209.206e9cfe.js"><link rel="prefetch" href="/assets/js/21.fd51f269.js"><link rel="prefetch" href="/assets/js/210.e4599d5b.js"><link rel="prefetch" href="/assets/js/211.b4f21019.js"><link rel="prefetch" href="/assets/js/212.552b3f7c.js"><link rel="prefetch" href="/assets/js/213.e7924e39.js"><link rel="prefetch" href="/assets/js/214.4889616d.js"><link rel="prefetch" href="/assets/js/215.8bc1d1bf.js"><link rel="prefetch" href="/assets/js/216.aeaaff79.js"><link rel="prefetch" href="/assets/js/217.51dbbd91.js"><link rel="prefetch" href="/assets/js/218.477c1e20.js"><link rel="prefetch" href="/assets/js/219.fd6ed6fa.js"><link rel="prefetch" href="/assets/js/22.f9d73f8a.js"><link rel="prefetch" href="/assets/js/220.84349773.js"><link rel="prefetch" href="/assets/js/221.4b98b09e.js"><link rel="prefetch" href="/assets/js/222.57476182.js"><link rel="prefetch" href="/assets/js/223.1c0323f8.js"><link rel="prefetch" href="/assets/js/224.61e78712.js"><link rel="prefetch" href="/assets/js/225.9b6f0752.js"><link rel="prefetch" href="/assets/js/226.4868d0a5.js"><link rel="prefetch" href="/assets/js/227.6ba50795.js"><link rel="prefetch" href="/assets/js/228.1d3cd90f.js"><link rel="prefetch" href="/assets/js/229.6ca83068.js"><link rel="prefetch" href="/assets/js/23.6c7d7eea.js"><link rel="prefetch" href="/assets/js/230.5e6f7ed2.js"><link rel="prefetch" href="/assets/js/231.a8ecd36e.js"><link rel="prefetch" href="/assets/js/232.a18567c5.js"><link rel="prefetch" href="/assets/js/233.f79fadcf.js"><link rel="prefetch" href="/assets/js/234.d9207163.js"><link rel="prefetch" href="/assets/js/235.e81b51ae.js"><link rel="prefetch" href="/assets/js/236.b9c32f41.js"><link rel="prefetch" href="/assets/js/237.d795e1ce.js"><link rel="prefetch" href="/assets/js/238.49757612.js"><link rel="prefetch" href="/assets/js/239.aeda84ea.js"><link rel="prefetch" href="/assets/js/24.a553bb19.js"><link rel="prefetch" href="/assets/js/240.07479801.js"><link rel="prefetch" href="/assets/js/241.ba1379fe.js"><link rel="prefetch" href="/assets/js/242.ce1b153f.js"><link rel="prefetch" href="/assets/js/243.18fd3c66.js"><link rel="prefetch" href="/assets/js/244.2b98e85b.js"><link rel="prefetch" href="/assets/js/245.bf64d7c9.js"><link rel="prefetch" href="/assets/js/246.d0a5b73c.js"><link rel="prefetch" href="/assets/js/247.b9bc9104.js"><link rel="prefetch" href="/assets/js/248.714df448.js"><link rel="prefetch" href="/assets/js/249.e0039e9d.js"><link rel="prefetch" href="/assets/js/25.1e42b275.js"><link rel="prefetch" href="/assets/js/250.ca664993.js"><link rel="prefetch" href="/assets/js/251.b47f298a.js"><link rel="prefetch" href="/assets/js/252.71392152.js"><link rel="prefetch" href="/assets/js/253.e0f23ec8.js"><link rel="prefetch" href="/assets/js/254.6d43bbe7.js"><link rel="prefetch" href="/assets/js/255.c1779bd2.js"><link rel="prefetch" href="/assets/js/256.6a8a06f3.js"><link rel="prefetch" href="/assets/js/257.4e74c883.js"><link rel="prefetch" href="/assets/js/258.f4b72fd8.js"><link rel="prefetch" href="/assets/js/259.f9b80571.js"><link rel="prefetch" href="/assets/js/26.0057d37b.js"><link rel="prefetch" href="/assets/js/260.10e21bfc.js"><link rel="prefetch" href="/assets/js/261.402db160.js"><link rel="prefetch" href="/assets/js/262.02c5372b.js"><link rel="prefetch" href="/assets/js/263.3454f741.js"><link rel="prefetch" href="/assets/js/264.dfc588bd.js"><link rel="prefetch" href="/assets/js/265.f1fee64b.js"><link rel="prefetch" href="/assets/js/266.baac44a1.js"><link rel="prefetch" href="/assets/js/267.b6f584a5.js"><link rel="prefetch" href="/assets/js/268.013f92f7.js"><link rel="prefetch" href="/assets/js/269.706a27e5.js"><link rel="prefetch" href="/assets/js/27.9e25f953.js"><link rel="prefetch" href="/assets/js/270.397dc6f7.js"><link rel="prefetch" href="/assets/js/271.5f063e14.js"><link rel="prefetch" href="/assets/js/272.b88b9e6e.js"><link rel="prefetch" href="/assets/js/273.f7eeeb80.js"><link rel="prefetch" href="/assets/js/274.8d7d8c2a.js"><link rel="prefetch" href="/assets/js/275.167633d2.js"><link rel="prefetch" href="/assets/js/276.bf42d85f.js"><link rel="prefetch" href="/assets/js/277.195beb55.js"><link rel="prefetch" href="/assets/js/278.852d1996.js"><link rel="prefetch" href="/assets/js/279.a3fb5857.js"><link rel="prefetch" href="/assets/js/28.0a801078.js"><link rel="prefetch" href="/assets/js/280.de229c1d.js"><link rel="prefetch" href="/assets/js/281.47d676fa.js"><link rel="prefetch" href="/assets/js/282.1db3920a.js"><link rel="prefetch" href="/assets/js/283.0ed31a9c.js"><link rel="prefetch" href="/assets/js/284.d2f802aa.js"><link rel="prefetch" href="/assets/js/285.0a18923e.js"><link rel="prefetch" href="/assets/js/286.60438a30.js"><link rel="prefetch" href="/assets/js/287.6fa63573.js"><link rel="prefetch" href="/assets/js/288.4432c980.js"><link rel="prefetch" href="/assets/js/289.789f44e7.js"><link rel="prefetch" href="/assets/js/29.a31435b1.js"><link rel="prefetch" href="/assets/js/290.3c1f2e4c.js"><link rel="prefetch" href="/assets/js/291.a340398b.js"><link rel="prefetch" href="/assets/js/292.8568adc1.js"><link rel="prefetch" href="/assets/js/293.42107ac0.js"><link rel="prefetch" href="/assets/js/294.5fae363a.js"><link rel="prefetch" href="/assets/js/295.eb955643.js"><link rel="prefetch" href="/assets/js/296.77ae03d2.js"><link rel="prefetch" href="/assets/js/297.e548ba7e.js"><link rel="prefetch" href="/assets/js/298.d08bd092.js"><link rel="prefetch" href="/assets/js/299.a9495179.js"><link rel="prefetch" href="/assets/js/30.60649b66.js"><link rel="prefetch" href="/assets/js/300.1f1c6539.js"><link rel="prefetch" href="/assets/js/301.45e54d01.js"><link rel="prefetch" href="/assets/js/302.41fa5b16.js"><link rel="prefetch" href="/assets/js/303.50302303.js"><link rel="prefetch" href="/assets/js/304.45ec5f49.js"><link rel="prefetch" href="/assets/js/305.4667a075.js"><link rel="prefetch" href="/assets/js/306.9adbbd88.js"><link rel="prefetch" href="/assets/js/307.01fbd282.js"><link rel="prefetch" href="/assets/js/308.ee661372.js"><link rel="prefetch" href="/assets/js/309.71fd6514.js"><link rel="prefetch" href="/assets/js/31.b5e715ce.js"><link rel="prefetch" href="/assets/js/310.2c1b5f58.js"><link rel="prefetch" href="/assets/js/311.bf369b6f.js"><link rel="prefetch" href="/assets/js/312.ee6deb53.js"><link rel="prefetch" href="/assets/js/313.b173305e.js"><link rel="prefetch" href="/assets/js/314.9bf7681c.js"><link rel="prefetch" href="/assets/js/315.9dced4c4.js"><link rel="prefetch" href="/assets/js/316.d1625f8e.js"><link rel="prefetch" href="/assets/js/317.ff874148.js"><link rel="prefetch" href="/assets/js/318.bc83f98a.js"><link rel="prefetch" href="/assets/js/319.eb7b75c1.js"><link rel="prefetch" href="/assets/js/32.e5e702b0.js"><link rel="prefetch" href="/assets/js/320.017cca1c.js"><link rel="prefetch" href="/assets/js/321.e34387cb.js"><link rel="prefetch" href="/assets/js/322.5aae6989.js"><link rel="prefetch" href="/assets/js/323.e4fd51b3.js"><link rel="prefetch" href="/assets/js/324.1ba3ee32.js"><link rel="prefetch" href="/assets/js/325.21254638.js"><link rel="prefetch" href="/assets/js/326.377d3f46.js"><link rel="prefetch" href="/assets/js/327.7734ba1d.js"><link rel="prefetch" href="/assets/js/328.e9791163.js"><link rel="prefetch" href="/assets/js/329.8acd00bc.js"><link rel="prefetch" href="/assets/js/33.b678d537.js"><link rel="prefetch" href="/assets/js/330.6cff02ec.js"><link rel="prefetch" href="/assets/js/331.98ebbe7d.js"><link rel="prefetch" href="/assets/js/332.1d9d1a04.js"><link rel="prefetch" href="/assets/js/333.e8be9a85.js"><link rel="prefetch" href="/assets/js/334.677f7d89.js"><link rel="prefetch" href="/assets/js/335.9bca2b37.js"><link rel="prefetch" href="/assets/js/336.b2a7394a.js"><link rel="prefetch" href="/assets/js/337.0231a5b2.js"><link rel="prefetch" href="/assets/js/338.1979cb4d.js"><link rel="prefetch" href="/assets/js/339.4bb8f0a9.js"><link rel="prefetch" href="/assets/js/34.f1aa3803.js"><link rel="prefetch" href="/assets/js/340.f0fa3c52.js"><link rel="prefetch" href="/assets/js/341.f8178251.js"><link rel="prefetch" href="/assets/js/342.7dd47706.js"><link rel="prefetch" href="/assets/js/343.363f2cae.js"><link rel="prefetch" href="/assets/js/344.2b4d1572.js"><link rel="prefetch" href="/assets/js/345.54e08f16.js"><link rel="prefetch" href="/assets/js/346.541ef94e.js"><link rel="prefetch" href="/assets/js/347.1f8a56e7.js"><link rel="prefetch" href="/assets/js/348.ff08d1b4.js"><link rel="prefetch" href="/assets/js/349.97e1160f.js"><link rel="prefetch" href="/assets/js/35.5612ab6a.js"><link rel="prefetch" href="/assets/js/350.1fa64f48.js"><link rel="prefetch" href="/assets/js/351.0cdcbb68.js"><link rel="prefetch" href="/assets/js/352.04f35660.js"><link rel="prefetch" href="/assets/js/353.c63abb11.js"><link rel="prefetch" href="/assets/js/354.f07fe232.js"><link rel="prefetch" href="/assets/js/355.9db8e984.js"><link rel="prefetch" href="/assets/js/356.7e54a7f7.js"><link rel="prefetch" href="/assets/js/357.b8b2c19a.js"><link rel="prefetch" href="/assets/js/358.ec88593c.js"><link rel="prefetch" href="/assets/js/359.57a348e6.js"><link rel="prefetch" href="/assets/js/36.4e36f97e.js"><link rel="prefetch" href="/assets/js/360.f91d4985.js"><link rel="prefetch" href="/assets/js/361.fd0b896b.js"><link rel="prefetch" href="/assets/js/362.3078bc4c.js"><link rel="prefetch" href="/assets/js/363.970af9b1.js"><link rel="prefetch" href="/assets/js/364.ce305e49.js"><link rel="prefetch" href="/assets/js/365.228a2005.js"><link rel="prefetch" href="/assets/js/366.3e0ce2e8.js"><link rel="prefetch" href="/assets/js/367.dfba61c0.js"><link rel="prefetch" href="/assets/js/368.d4307f98.js"><link rel="prefetch" href="/assets/js/369.730e7097.js"><link rel="prefetch" href="/assets/js/37.13b65e5d.js"><link rel="prefetch" href="/assets/js/370.e7a52728.js"><link rel="prefetch" href="/assets/js/371.99346247.js"><link rel="prefetch" href="/assets/js/372.09676253.js"><link rel="prefetch" href="/assets/js/373.2a7b274a.js"><link rel="prefetch" href="/assets/js/374.e347ead4.js"><link rel="prefetch" href="/assets/js/375.f70bcedd.js"><link rel="prefetch" href="/assets/js/376.c776b0ed.js"><link rel="prefetch" href="/assets/js/377.3d81f722.js"><link rel="prefetch" href="/assets/js/378.a7f10c5f.js"><link rel="prefetch" href="/assets/js/379.b18f1c51.js"><link rel="prefetch" href="/assets/js/38.c6f83038.js"><link rel="prefetch" href="/assets/js/380.a84e788a.js"><link rel="prefetch" href="/assets/js/381.521f1a2b.js"><link rel="prefetch" href="/assets/js/382.10ebffdc.js"><link rel="prefetch" href="/assets/js/383.fa0c4858.js"><link rel="prefetch" href="/assets/js/384.4d3a1d3e.js"><link rel="prefetch" href="/assets/js/385.edbe545d.js"><link rel="prefetch" href="/assets/js/386.aa0e0479.js"><link rel="prefetch" href="/assets/js/387.d08b9da1.js"><link rel="prefetch" href="/assets/js/388.3cafa76f.js"><link rel="prefetch" href="/assets/js/389.1c150739.js"><link rel="prefetch" href="/assets/js/39.41707d32.js"><link rel="prefetch" href="/assets/js/390.e3c6dc5b.js"><link rel="prefetch" href="/assets/js/391.097ce5d5.js"><link rel="prefetch" href="/assets/js/392.b1450deb.js"><link rel="prefetch" href="/assets/js/393.a9be5042.js"><link rel="prefetch" href="/assets/js/394.0f496e89.js"><link rel="prefetch" href="/assets/js/395.d66b20d2.js"><link rel="prefetch" href="/assets/js/396.a238eb17.js"><link rel="prefetch" href="/assets/js/397.c76a0b8d.js"><link rel="prefetch" href="/assets/js/398.3812b640.js"><link rel="prefetch" href="/assets/js/399.e6940f90.js"><link rel="prefetch" href="/assets/js/4.9c4b1c6d.js"><link rel="prefetch" href="/assets/js/40.f82f0187.js"><link rel="prefetch" href="/assets/js/400.5e0cfb93.js"><link rel="prefetch" href="/assets/js/401.f613f2ba.js"><link rel="prefetch" href="/assets/js/402.be1f5783.js"><link rel="prefetch" href="/assets/js/403.33c1396d.js"><link rel="prefetch" href="/assets/js/404.562089b0.js"><link rel="prefetch" href="/assets/js/405.93f42baf.js"><link rel="prefetch" href="/assets/js/406.ba8d00d1.js"><link rel="prefetch" href="/assets/js/407.0150b19f.js"><link rel="prefetch" href="/assets/js/408.728a1d15.js"><link rel="prefetch" href="/assets/js/409.ef560ed7.js"><link rel="prefetch" href="/assets/js/41.b6799c44.js"><link rel="prefetch" href="/assets/js/410.d3f65621.js"><link rel="prefetch" href="/assets/js/411.07ef2c9f.js"><link rel="prefetch" href="/assets/js/412.4a1d8057.js"><link rel="prefetch" href="/assets/js/413.ebf9aafc.js"><link rel="prefetch" href="/assets/js/414.a5433120.js"><link rel="prefetch" href="/assets/js/415.4dcc07c7.js"><link rel="prefetch" href="/assets/js/416.11747f6b.js"><link rel="prefetch" href="/assets/js/417.5270e086.js"><link rel="prefetch" href="/assets/js/418.d5fc9d05.js"><link rel="prefetch" href="/assets/js/419.540dcd2a.js"><link rel="prefetch" href="/assets/js/42.e6b0aae2.js"><link rel="prefetch" href="/assets/js/420.28641617.js"><link rel="prefetch" href="/assets/js/421.a6c3c8af.js"><link rel="prefetch" href="/assets/js/422.52ab97a6.js"><link rel="prefetch" href="/assets/js/423.7c5da32e.js"><link rel="prefetch" href="/assets/js/424.d39b15e0.js"><link rel="prefetch" href="/assets/js/425.2c8fbc5a.js"><link rel="prefetch" href="/assets/js/426.b6957825.js"><link rel="prefetch" href="/assets/js/427.b96cf924.js"><link rel="prefetch" href="/assets/js/428.6440b235.js"><link rel="prefetch" href="/assets/js/429.57902fe0.js"><link rel="prefetch" href="/assets/js/43.3fff5a4c.js"><link rel="prefetch" href="/assets/js/430.04255b2f.js"><link rel="prefetch" href="/assets/js/431.321286eb.js"><link rel="prefetch" href="/assets/js/432.72fdf31f.js"><link rel="prefetch" href="/assets/js/433.52676bc7.js"><link rel="prefetch" href="/assets/js/434.7bc3fee7.js"><link rel="prefetch" href="/assets/js/435.deac35a6.js"><link rel="prefetch" href="/assets/js/436.46f753f4.js"><link rel="prefetch" href="/assets/js/437.6a675a68.js"><link rel="prefetch" href="/assets/js/438.e8c8ae5b.js"><link rel="prefetch" href="/assets/js/439.ba3f2700.js"><link rel="prefetch" href="/assets/js/44.fee39d6b.js"><link rel="prefetch" href="/assets/js/440.98a7bff0.js"><link rel="prefetch" href="/assets/js/441.e12292fb.js"><link rel="prefetch" href="/assets/js/442.08f60114.js"><link rel="prefetch" href="/assets/js/443.d5d255b9.js"><link rel="prefetch" href="/assets/js/444.01c13452.js"><link rel="prefetch" href="/assets/js/445.954c3b0b.js"><link rel="prefetch" href="/assets/js/446.81521199.js"><link rel="prefetch" href="/assets/js/447.0cf2269e.js"><link rel="prefetch" href="/assets/js/448.fb62b763.js"><link rel="prefetch" href="/assets/js/449.2fd7ec4e.js"><link rel="prefetch" href="/assets/js/45.244b7680.js"><link rel="prefetch" href="/assets/js/450.3ff3ce7b.js"><link rel="prefetch" href="/assets/js/451.4b455f4a.js"><link rel="prefetch" href="/assets/js/452.51fbf6e4.js"><link rel="prefetch" href="/assets/js/453.4d5d4319.js"><link rel="prefetch" href="/assets/js/454.99948bc3.js"><link rel="prefetch" href="/assets/js/455.d1380266.js"><link rel="prefetch" href="/assets/js/456.22423caf.js"><link rel="prefetch" href="/assets/js/457.05a6e43b.js"><link rel="prefetch" href="/assets/js/458.2a93e9bc.js"><link rel="prefetch" href="/assets/js/459.dfc3d492.js"><link rel="prefetch" href="/assets/js/46.539f062d.js"><link rel="prefetch" href="/assets/js/460.2a50d5c4.js"><link rel="prefetch" href="/assets/js/461.07548ac3.js"><link rel="prefetch" href="/assets/js/462.214e91ce.js"><link rel="prefetch" href="/assets/js/463.414bc138.js"><link rel="prefetch" href="/assets/js/464.779a26ec.js"><link rel="prefetch" href="/assets/js/465.c61d57fa.js"><link rel="prefetch" href="/assets/js/466.ab4c1900.js"><link rel="prefetch" href="/assets/js/467.6398c8fc.js"><link rel="prefetch" href="/assets/js/468.f013763e.js"><link rel="prefetch" href="/assets/js/469.40bcf372.js"><link rel="prefetch" href="/assets/js/47.a8742825.js"><link rel="prefetch" href="/assets/js/470.ba1d5a08.js"><link rel="prefetch" href="/assets/js/471.9842c3d9.js"><link rel="prefetch" href="/assets/js/472.887667b1.js"><link rel="prefetch" href="/assets/js/473.ac9f4dc8.js"><link rel="prefetch" href="/assets/js/474.c950558a.js"><link rel="prefetch" href="/assets/js/475.ec6929d7.js"><link rel="prefetch" href="/assets/js/476.d351ffef.js"><link rel="prefetch" href="/assets/js/477.cbb436f4.js"><link rel="prefetch" href="/assets/js/478.10a8af05.js"><link rel="prefetch" href="/assets/js/479.3e21eec2.js"><link rel="prefetch" href="/assets/js/48.656f2900.js"><link rel="prefetch" href="/assets/js/480.2889f790.js"><link rel="prefetch" href="/assets/js/481.6504abc3.js"><link rel="prefetch" href="/assets/js/482.25c23f5a.js"><link rel="prefetch" href="/assets/js/483.11c430e0.js"><link rel="prefetch" href="/assets/js/484.4fb1d507.js"><link rel="prefetch" href="/assets/js/485.1ecbb4e0.js"><link rel="prefetch" href="/assets/js/486.a15cc699.js"><link rel="prefetch" href="/assets/js/487.b4a9526d.js"><link rel="prefetch" href="/assets/js/488.85d13879.js"><link rel="prefetch" href="/assets/js/489.3a566e3d.js"><link rel="prefetch" href="/assets/js/49.f271ac34.js"><link rel="prefetch" href="/assets/js/490.347d23af.js"><link rel="prefetch" href="/assets/js/491.558b7aa9.js"><link rel="prefetch" href="/assets/js/492.af9c4c53.js"><link rel="prefetch" href="/assets/js/493.f89bdb3c.js"><link rel="prefetch" href="/assets/js/494.a0142c98.js"><link rel="prefetch" href="/assets/js/495.d3de8850.js"><link rel="prefetch" href="/assets/js/496.d48c6630.js"><link rel="prefetch" href="/assets/js/497.3b9635e2.js"><link rel="prefetch" href="/assets/js/498.f587a80e.js"><link rel="prefetch" href="/assets/js/499.22f6be18.js"><link rel="prefetch" href="/assets/js/5.2a4451ec.js"><link rel="prefetch" href="/assets/js/50.7d8944cd.js"><link rel="prefetch" href="/assets/js/500.d054de5c.js"><link rel="prefetch" href="/assets/js/501.954e1b5c.js"><link rel="prefetch" href="/assets/js/502.4b184e51.js"><link rel="prefetch" href="/assets/js/503.10334ca5.js"><link rel="prefetch" href="/assets/js/504.0e074cd3.js"><link rel="prefetch" href="/assets/js/505.4993e90d.js"><link rel="prefetch" href="/assets/js/506.6f94a2f8.js"><link rel="prefetch" href="/assets/js/507.b255fcfd.js"><link rel="prefetch" href="/assets/js/508.95c9551e.js"><link rel="prefetch" href="/assets/js/509.1d2ab0fb.js"><link rel="prefetch" href="/assets/js/51.fd01b1a1.js"><link rel="prefetch" href="/assets/js/510.36c66e50.js"><link rel="prefetch" href="/assets/js/511.caf2e589.js"><link rel="prefetch" href="/assets/js/512.133bca04.js"><link rel="prefetch" href="/assets/js/513.e3f62ca2.js"><link rel="prefetch" href="/assets/js/514.f17c4a44.js"><link rel="prefetch" href="/assets/js/515.f637b155.js"><link rel="prefetch" href="/assets/js/516.3cccca96.js"><link rel="prefetch" href="/assets/js/517.80c43b59.js"><link rel="prefetch" href="/assets/js/518.f3438412.js"><link rel="prefetch" href="/assets/js/519.5a0ef98b.js"><link rel="prefetch" href="/assets/js/52.10d8a15b.js"><link rel="prefetch" href="/assets/js/520.d83038f1.js"><link rel="prefetch" href="/assets/js/521.4726d233.js"><link rel="prefetch" href="/assets/js/522.045aff30.js"><link rel="prefetch" href="/assets/js/523.9d9b45b5.js"><link rel="prefetch" href="/assets/js/524.86a7c6cf.js"><link rel="prefetch" href="/assets/js/525.1d6e7b79.js"><link rel="prefetch" href="/assets/js/526.c365bd67.js"><link rel="prefetch" href="/assets/js/527.555f8b61.js"><link rel="prefetch" href="/assets/js/528.690272cc.js"><link rel="prefetch" href="/assets/js/529.7f05b847.js"><link rel="prefetch" href="/assets/js/53.79f66cea.js"><link rel="prefetch" href="/assets/js/530.3fb31398.js"><link rel="prefetch" href="/assets/js/531.54b0ee66.js"><link rel="prefetch" href="/assets/js/532.42a967ca.js"><link rel="prefetch" href="/assets/js/54.1ec48dc5.js"><link rel="prefetch" href="/assets/js/55.9d4b8667.js"><link rel="prefetch" href="/assets/js/56.aa94202c.js"><link rel="prefetch" href="/assets/js/57.dd80489d.js"><link rel="prefetch" href="/assets/js/58.9af3c40d.js"><link rel="prefetch" href="/assets/js/59.70e0291b.js"><link rel="prefetch" href="/assets/js/6.3450075a.js"><link rel="prefetch" href="/assets/js/60.53b7d88b.js"><link rel="prefetch" href="/assets/js/61.b70ccd57.js"><link rel="prefetch" href="/assets/js/62.eef65e9b.js"><link rel="prefetch" href="/assets/js/63.3a66528e.js"><link rel="prefetch" href="/assets/js/64.ed6b77b6.js"><link rel="prefetch" href="/assets/js/65.5573ce3d.js"><link rel="prefetch" href="/assets/js/66.aa4ead2c.js"><link rel="prefetch" href="/assets/js/67.29edf638.js"><link rel="prefetch" href="/assets/js/68.38ac76fc.js"><link rel="prefetch" href="/assets/js/69.7f8c7118.js"><link rel="prefetch" href="/assets/js/7.c5c54fb4.js"><link rel="prefetch" href="/assets/js/70.368e2128.js"><link rel="prefetch" href="/assets/js/71.cf483d39.js"><link rel="prefetch" href="/assets/js/72.b095c9c5.js"><link rel="prefetch" href="/assets/js/73.7f2ffe57.js"><link rel="prefetch" href="/assets/js/74.d67c3927.js"><link rel="prefetch" href="/assets/js/75.d4945299.js"><link rel="prefetch" href="/assets/js/76.f01b8b07.js"><link rel="prefetch" href="/assets/js/77.3c1e294c.js"><link rel="prefetch" href="/assets/js/78.cfcd53d4.js"><link rel="prefetch" href="/assets/js/79.a50c96bd.js"><link rel="prefetch" href="/assets/js/8.68d2fe5c.js"><link rel="prefetch" href="/assets/js/80.8358bd99.js"><link rel="prefetch" href="/assets/js/81.754e7cd2.js"><link rel="prefetch" href="/assets/js/82.e42aff88.js"><link rel="prefetch" href="/assets/js/83.152a1582.js"><link rel="prefetch" href="/assets/js/84.4867883c.js"><link rel="prefetch" href="/assets/js/85.6b2afa69.js"><link rel="prefetch" href="/assets/js/86.3e058a7a.js"><link rel="prefetch" href="/assets/js/87.cf9a4fcf.js"><link rel="prefetch" href="/assets/js/88.dc32204f.js"><link rel="prefetch" href="/assets/js/89.fb10ca17.js"><link rel="prefetch" href="/assets/js/9.e4a451d3.js"><link rel="prefetch" href="/assets/js/90.7f184d9a.js"><link rel="prefetch" href="/assets/js/92.e45a3d68.js"><link rel="prefetch" href="/assets/js/93.0d192890.js"><link rel="prefetch" href="/assets/js/94.13f91cee.js"><link rel="prefetch" href="/assets/js/95.732898b6.js"><link rel="prefetch" href="/assets/js/96.10bfabc4.js"><link rel="prefetch" href="/assets/js/97.20f5d113.js"><link rel="prefetch" href="/assets/js/98.49efa8b4.js"><link rel="prefetch" href="/assets/js/99.9abce7a4.js"><link rel="prefetch" href="/assets/js/vendors~docsearch.eff714eb.js">
<link rel="stylesheet" href="/assets/css/0.styles.ccadf850.css">
</head>
<body>
<div id="app" data-server-rendered="true"><div class="theme-container"><header class="navbar"><div class="sidebar-button"><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" role="img" viewBox="0 0 448 512" class="icon"><path fill="currentColor" d="M436 124H12c-6.627 0-12-5.373-12-12V80c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12zm0 160H12c-6.627 0-12-5.373-12-12v-32c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12zm0 160H12c-6.627 0-12-5.373-12-12v-32c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12z"></path></svg></div> <a href="/" class="home-link router-link-active"><img src="/img/logo.png" alt=" " class="logo"></a> <div class="links"><div class="search-box"><input aria-label="Search" autocomplete="off" spellcheck="false" value=""> <!----></div> <nav class="nav-links can-hide"><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">Document</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/UserGuide/Master/Get Started/QuickStart.html" class="nav-link">In progress</a></li><li class="dropdown-item"><!----> <a href="/UserGuide/V0.11.x/Get Started/QuickStart.html" class="nav-link">V0.11.x</a></li><li class="dropdown-item"><!----> <a href="/UserGuide/V0.10.x/Get Started/QuickStart.html" class="nav-link">V0.10.x</a></li><li class="dropdown-item"><!----> <a href="/UserGuide/V0.9.x/0-Get Started/1-QuickStart.html" class="nav-link">V0.9.x</a></li><li class="dropdown-item"><!----> <a href="/UserGuide/V0.8.x/0-Get Started/1-QuickStart.html" class="nav-link">V0.8.x</a></li></ul></div></div><div class="nav-item"><a href="/SystemDesign/Architecture/Architecture.html" class="nav-link">System design</a></div><div class="nav-item"><a href="/Download/" class="nav-link">Download</a></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">Community</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="https://cwiki.apache.org/confluence/display/iotdb" class="nav-link external">
Wiki
<!----></a></li><li class="dropdown-item"><!----> <a href="/Community/Community-Project Committers.html" class="nav-link">People</a></li><li class="dropdown-item"><!----> <a href="/Community/Community-Powered By.html" class="nav-link">Powered By</a></li><li class="dropdown-item"><!----> <a href="/Community/Materials.html" class="nav-link">Resources</a></li><li class="dropdown-item"><!----> <a href="/Community/Feedback.html" class="nav-link">Feedback</a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">Development</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/Development/VoteRelease.html" class="nav-link">How to vote</a></li><li class="dropdown-item"><!----> <a href="/Development/HowToCommit.html" class="nav-link">How to Commit</a></li><li class="dropdown-item"><!----> <a href="/Development/Committer.html" class="nav-link">Become a Committer</a></li><li class="dropdown-item"><!----> <a href="/Development/ContributeGuide.html" class="nav-link">ContributeGuide</a></li><li class="dropdown-item"><!----> <a href="/Development/format-changelist.html" class="nav-link">Changelist of TsFile</a></li><li class="dropdown-item"><!----> <a href="/Development/rpc-changelist.html" class="nav-link">Changelist of RPC</a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">Blog</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/Blog/Index.html" class="nav-link">Overview</a></li><li class="dropdown-item"><!----> <a href="/Blog/Release0_93.html" class="nav-link">Some Notes on Release 0.9.3 and upcoming 0.10.0</a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">ASF</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="http://www.apache.org/" class="nav-link external">
Foundation
<!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/licenses/" class="nav-link external">
License
<!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/security/" class="nav-link external">
Security
<!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/foundation/sponsorship.html" class="nav-link external">
Sponsorship
<!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/foundation/thanks.html" class="nav-link external">
Thanks
<!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/events/current-event" class="nav-link external">
Current Events
<!----></a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">Languages</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/UserGuide/Master/Overview/Features.html" aria-current="page" class="nav-link router-link-exact-active router-link-active">English</a></li><li class="dropdown-item"><!----> <a href="/zh/UserGuide/Master/Overview/Features.html" class="nav-link">简体中文</a></li></ul></div></div> <a href="https://github.com/apache/iotdb.git" target="_blank" rel="noopener noreferrer" class="repo-link">
gitHub
<span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></nav></div></header> <div class="sidebar-mask"></div> <aside class="sidebar"><nav class="nav-links"><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">Document</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/UserGuide/Master/Get Started/QuickStart.html" class="nav-link">In progress</a></li><li class="dropdown-item"><!----> <a href="/UserGuide/V0.11.x/Get Started/QuickStart.html" class="nav-link">V0.11.x</a></li><li class="dropdown-item"><!----> <a href="/UserGuide/V0.10.x/Get Started/QuickStart.html" class="nav-link">V0.10.x</a></li><li class="dropdown-item"><!----> <a href="/UserGuide/V0.9.x/0-Get Started/1-QuickStart.html" class="nav-link">V0.9.x</a></li><li class="dropdown-item"><!----> <a href="/UserGuide/V0.8.x/0-Get Started/1-QuickStart.html" class="nav-link">V0.8.x</a></li></ul></div></div><div class="nav-item"><a href="/SystemDesign/Architecture/Architecture.html" class="nav-link">System design</a></div><div class="nav-item"><a href="/Download/" class="nav-link">Download</a></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">Community</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="https://cwiki.apache.org/confluence/display/iotdb" class="nav-link external">
Wiki
<!----></a></li><li class="dropdown-item"><!----> <a href="/Community/Community-Project Committers.html" class="nav-link">People</a></li><li class="dropdown-item"><!----> <a href="/Community/Community-Powered By.html" class="nav-link">Powered By</a></li><li class="dropdown-item"><!----> <a href="/Community/Materials.html" class="nav-link">Resources</a></li><li class="dropdown-item"><!----> <a href="/Community/Feedback.html" class="nav-link">Feedback</a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">Development</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/Development/VoteRelease.html" class="nav-link">How to vote</a></li><li class="dropdown-item"><!----> <a href="/Development/HowToCommit.html" class="nav-link">How to Commit</a></li><li class="dropdown-item"><!----> <a href="/Development/Committer.html" class="nav-link">Become a Committer</a></li><li class="dropdown-item"><!----> <a href="/Development/ContributeGuide.html" class="nav-link">ContributeGuide</a></li><li class="dropdown-item"><!----> <a href="/Development/format-changelist.html" class="nav-link">Changelist of TsFile</a></li><li class="dropdown-item"><!----> <a href="/Development/rpc-changelist.html" class="nav-link">Changelist of RPC</a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">Blog</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/Blog/Index.html" class="nav-link">Overview</a></li><li class="dropdown-item"><!----> <a href="/Blog/Release0_93.html" class="nav-link">Some Notes on Release 0.9.3 and upcoming 0.10.0</a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">ASF</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="http://www.apache.org/" class="nav-link external">
Foundation
<!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/licenses/" class="nav-link external">
License
<!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/security/" class="nav-link external">
Security
<!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/foundation/sponsorship.html" class="nav-link external">
Sponsorship
<!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/foundation/thanks.html" class="nav-link external">
Thanks
<!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/events/current-event" class="nav-link external">
Current Events
<!----></a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">Languages</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/UserGuide/Master/Overview/Features.html" aria-current="page" class="nav-link router-link-exact-active router-link-active">English</a></li><li class="dropdown-item"><!----> <a href="/zh/UserGuide/Master/Overview/Features.html" class="nav-link">简体中文</a></li></ul></div></div> <a href="https://github.com/apache/iotdb.git" target="_blank" rel="noopener noreferrer" class="repo-link">
gitHub
<span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></nav> <ul class="sidebar-links"><li><section class="sidebar-group depth-0"><p class="sidebar-heading"><span>IoTDB User Guide (In progress)</span> <!----></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Get Started</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading open"><span>Overview</span> <span class="arrow down"></span></p> <ul class="sidebar-links sidebar-group-items"><li><a href="/UserGuide/Master/Overview/What is IoTDB.html" class="sidebar-link">What is IoTDB</a></li><li><a href="/UserGuide/Master/Overview/Architecture.html" class="sidebar-link">Architecture</a></li><li><a href="/UserGuide/Master/Overview/Scenario.html" class="sidebar-link">Scenario</a></li><li><a href="/UserGuide/Master/Overview/Features.html" aria-current="page" class="active sidebar-link">Features</a></li></ul></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Concept</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Server</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Client</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Operation Manual</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>System Tools</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Ecosystem Integration</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Architecture</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Comparison with TSDBs</span> <span class="arrow right"></span></p> <!----></section></li></ul> </aside> <main class="page"> <div class="content content__default"><h1 id="features"><a href="#features" class="header-anchor">#</a> Features</h1> <ul><li>Flexible deployment.</li></ul> <p>IoTDB provides users one-click installation tool on the cloud, once-decompressed-used terminal tool and the bridging tool between cloud platforms and terminal tools (Data Synchronization Tool).</p> <ul><li>Low storage cost.</li></ul> <p>IoTDB can reach a high compression ratio of disk storage, which means IoTDB can store the same amount of data with less hardware disk cost.</p> <ul><li>Efficient directory structure.</li></ul> <p>IoTDB supports efficient oganization for complex timeseries data structure from intelligent networking devices, oganization for timeseries data from devices of the same type, fuzzy searching strategy for massive and complex directory of timeseries data.</p> <ul><li>High-throughput read and write.</li></ul> <p>IoTDB supports millions of low-power devices' strong connection data access, high-speed data read and write for intelligent networking devices and mixed devices mentioned above.</p> <ul><li>Rich query semantics.</li></ul> <p>IoTDB supports time alignment for timeseries data accross devices and sensors, computation in timeseries field (frequency domain transformation) and rich aggregation function support in time dimension.</p> <ul><li>Easy to get started.</li></ul> <p>IoTDB supports SQL-Like language, JDBC standard API and import/export tools which are easy to use.</p> <ul><li>Intense integration with Open Source Ecosystem.</li></ul> <p>IoTDB supports Hadoop, Spark, etc. analysis ecosystems and Grafana visualization tool.</p></div> <div class="page-nav"><p class="inner"><span class="prev">
<a href="/UserGuide/Master/Overview/Scenario.html" class="prev">
Scenario
</a></span> <span class="next"><a href="/UserGuide/Master/Concept/Data Model and Terminology.html">
Data Model and Terminology
</a>
</span></p></div> <p style="text-align: center;">Copyright © 2021 The Apache Software Foundation.<br>
Apache and the Apache feather logo are trademarks of The Apache Software Foundation</p> <p style="text-align: center; margin-top: 10px; color: #444">
Contact us: Join QQ Group 659990460 | Add friend <i>tietouqiao</i> and be invited to Wechat Group<br>
see <a href="https://github.com/apache/iotdb/issues/1995">Join the community</a> for more</p></main></div><div class="global-ui"></div></div>
<script src="/assets/js/app.fe44b663.js" defer></script><script src="/assets/js/3.5626571b.js" defer></script><script src="/assets/js/91.35f464f6.js" defer></script>
</body>
</html>