| <!DOCTYPE html> |
| <html lang="zh-CN"> |
| <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.6334f376.js" as="script"><link rel="preload" href="/assets/js/3.76c26675.js" as="script"><link rel="preload" href="/assets/js/534.820f9b5f.js" as="script"><link rel="prefetch" href="/assets/js/10.77e7d27b.js"><link rel="prefetch" href="/assets/js/100.8dee40cc.js"><link rel="prefetch" href="/assets/js/101.4cf6d472.js"><link rel="prefetch" href="/assets/js/102.72f19cc3.js"><link rel="prefetch" href="/assets/js/103.911b070f.js"><link rel="prefetch" href="/assets/js/104.9eb51c32.js"><link rel="prefetch" href="/assets/js/105.23abd93c.js"><link rel="prefetch" href="/assets/js/106.73ec10e2.js"><link rel="prefetch" href="/assets/js/107.5f62c535.js"><link rel="prefetch" href="/assets/js/108.01aebc27.js"><link rel="prefetch" href="/assets/js/109.61299359.js"><link rel="prefetch" href="/assets/js/11.242ea813.js"><link rel="prefetch" href="/assets/js/110.c0cf66fd.js"><link rel="prefetch" href="/assets/js/111.75b4282d.js"><link rel="prefetch" href="/assets/js/112.fab622d7.js"><link rel="prefetch" href="/assets/js/113.1ad063f4.js"><link rel="prefetch" href="/assets/js/114.c1946148.js"><link rel="prefetch" href="/assets/js/115.b938d954.js"><link rel="prefetch" href="/assets/js/116.a2b90c7e.js"><link rel="prefetch" href="/assets/js/117.62b77e48.js"><link rel="prefetch" href="/assets/js/118.b5f4285f.js"><link rel="prefetch" href="/assets/js/119.a3a90539.js"><link rel="prefetch" href="/assets/js/12.643b0fb0.js"><link rel="prefetch" href="/assets/js/120.0c589d65.js"><link rel="prefetch" href="/assets/js/121.26a59ff1.js"><link rel="prefetch" href="/assets/js/122.3fdf69b7.js"><link rel="prefetch" href="/assets/js/123.a1571334.js"><link rel="prefetch" href="/assets/js/124.55919180.js"><link rel="prefetch" href="/assets/js/125.5747325e.js"><link rel="prefetch" href="/assets/js/126.e026002d.js"><link rel="prefetch" href="/assets/js/127.5cb0d8f6.js"><link rel="prefetch" href="/assets/js/128.5fec00aa.js"><link rel="prefetch" href="/assets/js/129.54e325c5.js"><link rel="prefetch" href="/assets/js/13.16ded47d.js"><link rel="prefetch" href="/assets/js/130.ddd8d60d.js"><link rel="prefetch" href="/assets/js/131.618b8ec3.js"><link rel="prefetch" href="/assets/js/132.f6d07349.js"><link rel="prefetch" href="/assets/js/133.a4e3669f.js"><link rel="prefetch" href="/assets/js/134.8ce7ebe8.js"><link rel="prefetch" href="/assets/js/135.1c822c60.js"><link rel="prefetch" href="/assets/js/136.a3f695f3.js"><link rel="prefetch" href="/assets/js/137.14d95caa.js"><link rel="prefetch" href="/assets/js/138.d88ea14c.js"><link rel="prefetch" href="/assets/js/139.2bfb8b59.js"><link rel="prefetch" href="/assets/js/14.27754845.js"><link rel="prefetch" href="/assets/js/140.abd315a4.js"><link rel="prefetch" href="/assets/js/141.2acb2a1b.js"><link rel="prefetch" href="/assets/js/142.69da0d10.js"><link rel="prefetch" href="/assets/js/143.4ce22bad.js"><link rel="prefetch" href="/assets/js/144.10562cd4.js"><link rel="prefetch" href="/assets/js/145.834006ea.js"><link rel="prefetch" href="/assets/js/146.8a105652.js"><link rel="prefetch" href="/assets/js/147.7de0e7c7.js"><link rel="prefetch" href="/assets/js/148.3b30cbdd.js"><link rel="prefetch" href="/assets/js/149.72094700.js"><link rel="prefetch" href="/assets/js/15.843fe861.js"><link rel="prefetch" href="/assets/js/150.0cff15e0.js"><link rel="prefetch" href="/assets/js/151.13f45c22.js"><link rel="prefetch" href="/assets/js/152.cbece8f6.js"><link rel="prefetch" href="/assets/js/153.f344347e.js"><link rel="prefetch" href="/assets/js/154.14bafca9.js"><link rel="prefetch" href="/assets/js/155.e0a2f0d2.js"><link rel="prefetch" href="/assets/js/156.336a6256.js"><link rel="prefetch" href="/assets/js/157.7d0edf06.js"><link rel="prefetch" href="/assets/js/158.1dc34e9d.js"><link rel="prefetch" href="/assets/js/159.47a19e36.js"><link rel="prefetch" href="/assets/js/16.17c1f643.js"><link rel="prefetch" href="/assets/js/160.8e2017b9.js"><link rel="prefetch" href="/assets/js/161.99537baa.js"><link rel="prefetch" href="/assets/js/162.eeedd4bf.js"><link rel="prefetch" href="/assets/js/163.1dfa00c6.js"><link rel="prefetch" href="/assets/js/164.84d5d0da.js"><link rel="prefetch" href="/assets/js/165.2d1fc465.js"><link rel="prefetch" href="/assets/js/166.5a9aab17.js"><link rel="prefetch" href="/assets/js/167.be77ee87.js"><link rel="prefetch" href="/assets/js/168.da12f653.js"><link rel="prefetch" href="/assets/js/169.cb20c295.js"><link rel="prefetch" href="/assets/js/17.eb141f9f.js"><link rel="prefetch" href="/assets/js/170.c5607ef1.js"><link rel="prefetch" href="/assets/js/171.60b62214.js"><link rel="prefetch" href="/assets/js/172.95fc0830.js"><link rel="prefetch" href="/assets/js/173.05d1b7cd.js"><link rel="prefetch" href="/assets/js/174.89bb943f.js"><link rel="prefetch" href="/assets/js/175.6cf29664.js"><link rel="prefetch" href="/assets/js/176.c3f562cd.js"><link rel="prefetch" href="/assets/js/177.342fa158.js"><link rel="prefetch" href="/assets/js/178.b1970e95.js"><link rel="prefetch" href="/assets/js/179.bf0597ac.js"><link rel="prefetch" href="/assets/js/18.40cc5fb0.js"><link rel="prefetch" href="/assets/js/180.b11f30dd.js"><link rel="prefetch" href="/assets/js/181.3ed1651f.js"><link rel="prefetch" href="/assets/js/182.3f957446.js"><link rel="prefetch" href="/assets/js/183.e5ede591.js"><link rel="prefetch" href="/assets/js/184.5ffd3341.js"><link rel="prefetch" href="/assets/js/185.5702ac62.js"><link rel="prefetch" href="/assets/js/186.9e7facfb.js"><link rel="prefetch" href="/assets/js/187.10d06549.js"><link rel="prefetch" href="/assets/js/188.163ae726.js"><link rel="prefetch" href="/assets/js/189.15b48f8c.js"><link rel="prefetch" href="/assets/js/19.515d3237.js"><link rel="prefetch" href="/assets/js/190.fa7f2ef0.js"><link rel="prefetch" href="/assets/js/191.29303307.js"><link rel="prefetch" href="/assets/js/192.693fe2b8.js"><link rel="prefetch" href="/assets/js/193.31c2a2e3.js"><link rel="prefetch" href="/assets/js/194.7952c0e8.js"><link rel="prefetch" href="/assets/js/195.caeb0cd5.js"><link rel="prefetch" href="/assets/js/196.c0789301.js"><link rel="prefetch" href="/assets/js/197.24839fe1.js"><link rel="prefetch" href="/assets/js/198.32230f09.js"><link rel="prefetch" href="/assets/js/199.4649568f.js"><link rel="prefetch" href="/assets/js/20.7af2b33e.js"><link rel="prefetch" href="/assets/js/200.f1459a17.js"><link rel="prefetch" href="/assets/js/201.8587347f.js"><link rel="prefetch" href="/assets/js/202.05f6d3e9.js"><link rel="prefetch" href="/assets/js/203.91db71eb.js"><link rel="prefetch" href="/assets/js/204.350524fb.js"><link rel="prefetch" href="/assets/js/205.2dcd1dba.js"><link rel="prefetch" href="/assets/js/206.83298a02.js"><link rel="prefetch" href="/assets/js/207.9211535f.js"><link rel="prefetch" href="/assets/js/208.3d70aa81.js"><link rel="prefetch" href="/assets/js/209.f63aa13a.js"><link rel="prefetch" href="/assets/js/21.7c4456b0.js"><link rel="prefetch" href="/assets/js/210.654c5338.js"><link rel="prefetch" href="/assets/js/211.fb2d5af0.js"><link rel="prefetch" href="/assets/js/212.41e10831.js"><link rel="prefetch" href="/assets/js/213.ceed106d.js"><link rel="prefetch" href="/assets/js/214.b145eaf4.js"><link rel="prefetch" href="/assets/js/215.4a8750e7.js"><link rel="prefetch" href="/assets/js/216.15609ffb.js"><link rel="prefetch" href="/assets/js/217.604b334d.js"><link rel="prefetch" href="/assets/js/218.9c4080c1.js"><link rel="prefetch" href="/assets/js/219.4cb10546.js"><link rel="prefetch" href="/assets/js/22.d30695a0.js"><link rel="prefetch" href="/assets/js/220.8e11adc2.js"><link rel="prefetch" href="/assets/js/221.005b7e94.js"><link rel="prefetch" href="/assets/js/222.960304ee.js"><link rel="prefetch" href="/assets/js/223.37695665.js"><link rel="prefetch" href="/assets/js/224.12623f27.js"><link rel="prefetch" href="/assets/js/225.1e657915.js"><link rel="prefetch" href="/assets/js/226.f7bb3865.js"><link rel="prefetch" href="/assets/js/227.741bef94.js"><link rel="prefetch" href="/assets/js/228.c3f1556b.js"><link rel="prefetch" href="/assets/js/229.8dfd2774.js"><link rel="prefetch" href="/assets/js/23.231914b8.js"><link rel="prefetch" href="/assets/js/230.8d0a2b0d.js"><link rel="prefetch" href="/assets/js/231.18bef6d1.js"><link rel="prefetch" href="/assets/js/232.7c33ed3e.js"><link rel="prefetch" href="/assets/js/233.a690d5ae.js"><link rel="prefetch" href="/assets/js/234.71fec4ae.js"><link rel="prefetch" href="/assets/js/235.117a8b6b.js"><link rel="prefetch" href="/assets/js/236.ed469806.js"><link rel="prefetch" href="/assets/js/237.5f782414.js"><link rel="prefetch" href="/assets/js/238.821f4f2d.js"><link rel="prefetch" href="/assets/js/239.f0bcd461.js"><link rel="prefetch" href="/assets/js/24.73f75877.js"><link rel="prefetch" href="/assets/js/240.f1cf7ee6.js"><link rel="prefetch" href="/assets/js/241.12f4ebde.js"><link rel="prefetch" href="/assets/js/242.21b4d0ef.js"><link rel="prefetch" href="/assets/js/243.82dd5b82.js"><link rel="prefetch" href="/assets/js/244.5f87d5ee.js"><link rel="prefetch" href="/assets/js/245.1af20b06.js"><link rel="prefetch" href="/assets/js/246.4f086401.js"><link rel="prefetch" href="/assets/js/247.4228590c.js"><link rel="prefetch" href="/assets/js/248.e0f82465.js"><link rel="prefetch" href="/assets/js/249.57065b06.js"><link rel="prefetch" href="/assets/js/25.6b7591da.js"><link rel="prefetch" href="/assets/js/250.d0f06266.js"><link rel="prefetch" href="/assets/js/251.26c36ac3.js"><link rel="prefetch" href="/assets/js/252.ff6ab14e.js"><link rel="prefetch" href="/assets/js/253.df108a8d.js"><link rel="prefetch" href="/assets/js/254.47b5abeb.js"><link rel="prefetch" href="/assets/js/255.f736b1b6.js"><link rel="prefetch" href="/assets/js/256.12597348.js"><link rel="prefetch" href="/assets/js/257.b093bcab.js"><link rel="prefetch" href="/assets/js/258.0908628b.js"><link rel="prefetch" href="/assets/js/259.4a063a7a.js"><link rel="prefetch" href="/assets/js/26.bc913725.js"><link rel="prefetch" href="/assets/js/260.3cc4b5d4.js"><link rel="prefetch" href="/assets/js/261.5a3bf35a.js"><link rel="prefetch" href="/assets/js/262.a7c40553.js"><link rel="prefetch" href="/assets/js/263.6bf75f17.js"><link rel="prefetch" href="/assets/js/264.8d95fd19.js"><link rel="prefetch" href="/assets/js/265.70d8d0d0.js"><link rel="prefetch" href="/assets/js/266.6f7c78a6.js"><link rel="prefetch" href="/assets/js/267.dea46ef5.js"><link rel="prefetch" href="/assets/js/268.b9177d5f.js"><link rel="prefetch" href="/assets/js/269.a1b4a38e.js"><link rel="prefetch" href="/assets/js/27.81294b57.js"><link rel="prefetch" href="/assets/js/270.0ff1ebdc.js"><link rel="prefetch" href="/assets/js/271.a810befb.js"><link rel="prefetch" href="/assets/js/272.09c6f3e9.js"><link rel="prefetch" href="/assets/js/273.55d9cff5.js"><link rel="prefetch" href="/assets/js/274.2c8e7fe4.js"><link rel="prefetch" href="/assets/js/275.e474653c.js"><link rel="prefetch" href="/assets/js/276.b23c4eba.js"><link rel="prefetch" href="/assets/js/277.435969c0.js"><link rel="prefetch" href="/assets/js/278.949ec0b2.js"><link rel="prefetch" href="/assets/js/279.1c91a92e.js"><link rel="prefetch" href="/assets/js/28.196d9118.js"><link rel="prefetch" href="/assets/js/280.bfa660ce.js"><link rel="prefetch" href="/assets/js/281.c703667d.js"><link rel="prefetch" href="/assets/js/282.0ba7a4af.js"><link rel="prefetch" href="/assets/js/283.cffb1287.js"><link rel="prefetch" href="/assets/js/284.6891d5d8.js"><link rel="prefetch" href="/assets/js/285.5e3bd35d.js"><link rel="prefetch" href="/assets/js/286.67a2b9ca.js"><link rel="prefetch" href="/assets/js/287.cad93c83.js"><link rel="prefetch" href="/assets/js/288.3f1df86c.js"><link rel="prefetch" href="/assets/js/289.515d6b84.js"><link rel="prefetch" href="/assets/js/29.35566993.js"><link rel="prefetch" href="/assets/js/290.92ea6ff2.js"><link rel="prefetch" href="/assets/js/291.23df934d.js"><link rel="prefetch" href="/assets/js/292.f68ffa7a.js"><link rel="prefetch" href="/assets/js/293.1a495c4b.js"><link rel="prefetch" href="/assets/js/294.a276562b.js"><link rel="prefetch" href="/assets/js/295.d1b138e7.js"><link rel="prefetch" href="/assets/js/296.bb8a8969.js"><link rel="prefetch" href="/assets/js/297.80786232.js"><link rel="prefetch" href="/assets/js/298.10f5b520.js"><link rel="prefetch" href="/assets/js/299.48d5e8f5.js"><link rel="prefetch" href="/assets/js/30.2a011d46.js"><link rel="prefetch" href="/assets/js/300.d1ca708a.js"><link rel="prefetch" href="/assets/js/301.0f7a96bb.js"><link rel="prefetch" href="/assets/js/302.d34579a2.js"><link rel="prefetch" href="/assets/js/303.adf1fa1d.js"><link rel="prefetch" href="/assets/js/304.2cd2c432.js"><link rel="prefetch" href="/assets/js/305.b920fdf6.js"><link rel="prefetch" href="/assets/js/306.103f06d3.js"><link rel="prefetch" href="/assets/js/307.e05c6c1b.js"><link rel="prefetch" href="/assets/js/308.551b2e96.js"><link rel="prefetch" href="/assets/js/309.590a4b06.js"><link rel="prefetch" href="/assets/js/31.4b8359e5.js"><link rel="prefetch" href="/assets/js/310.60d542c9.js"><link rel="prefetch" href="/assets/js/311.2205539a.js"><link rel="prefetch" href="/assets/js/312.e4441d29.js"><link rel="prefetch" href="/assets/js/313.aa416ad9.js"><link rel="prefetch" href="/assets/js/314.d02b9a2a.js"><link rel="prefetch" href="/assets/js/315.11b8e012.js"><link rel="prefetch" href="/assets/js/316.560f71a4.js"><link rel="prefetch" href="/assets/js/317.f0e7fd80.js"><link rel="prefetch" href="/assets/js/318.a17c5fdc.js"><link rel="prefetch" href="/assets/js/319.819a73d3.js"><link rel="prefetch" href="/assets/js/32.c5d0178e.js"><link rel="prefetch" href="/assets/js/320.211d66d9.js"><link rel="prefetch" href="/assets/js/321.21a4055f.js"><link rel="prefetch" href="/assets/js/322.7ef5419d.js"><link rel="prefetch" href="/assets/js/323.a71b4431.js"><link rel="prefetch" href="/assets/js/324.2d5278d5.js"><link rel="prefetch" href="/assets/js/325.9798009f.js"><link rel="prefetch" href="/assets/js/326.a147b334.js"><link rel="prefetch" href="/assets/js/327.d7509b73.js"><link rel="prefetch" href="/assets/js/328.e89c2da8.js"><link rel="prefetch" href="/assets/js/329.4f994c9d.js"><link rel="prefetch" href="/assets/js/33.b678d537.js"><link rel="prefetch" href="/assets/js/330.fe336a7c.js"><link rel="prefetch" href="/assets/js/331.94ee5cdc.js"><link rel="prefetch" href="/assets/js/332.f2701219.js"><link rel="prefetch" href="/assets/js/333.0d367df9.js"><link rel="prefetch" href="/assets/js/334.0c1be47e.js"><link rel="prefetch" href="/assets/js/335.c6847516.js"><link rel="prefetch" href="/assets/js/336.579cdbef.js"><link rel="prefetch" href="/assets/js/337.37ed96cd.js"><link rel="prefetch" href="/assets/js/338.a0c2eab3.js"><link rel="prefetch" href="/assets/js/339.5b0569bd.js"><link rel="prefetch" href="/assets/js/34.7b065e16.js"><link rel="prefetch" href="/assets/js/340.42485022.js"><link rel="prefetch" href="/assets/js/341.bf0f9508.js"><link rel="prefetch" href="/assets/js/342.18250962.js"><link rel="prefetch" href="/assets/js/343.874316f3.js"><link rel="prefetch" href="/assets/js/344.8437b264.js"><link rel="prefetch" href="/assets/js/345.0d63e367.js"><link rel="prefetch" href="/assets/js/346.d8535cad.js"><link rel="prefetch" href="/assets/js/347.99469952.js"><link rel="prefetch" href="/assets/js/348.98272c7e.js"><link rel="prefetch" href="/assets/js/349.4b6e02e4.js"><link rel="prefetch" href="/assets/js/35.79f48bad.js"><link rel="prefetch" href="/assets/js/350.328839bf.js"><link rel="prefetch" href="/assets/js/351.6f3d9d10.js"><link rel="prefetch" href="/assets/js/352.efc6f3d6.js"><link rel="prefetch" href="/assets/js/353.b4718065.js"><link rel="prefetch" href="/assets/js/354.28952833.js"><link rel="prefetch" href="/assets/js/355.f3bff8c7.js"><link rel="prefetch" href="/assets/js/356.eb081931.js"><link rel="prefetch" href="/assets/js/357.d0f6b57a.js"><link rel="prefetch" href="/assets/js/358.3bc4c7a5.js"><link rel="prefetch" href="/assets/js/359.ddf14b37.js"><link rel="prefetch" href="/assets/js/36.4e36f97e.js"><link rel="prefetch" href="/assets/js/360.5531113b.js"><link rel="prefetch" href="/assets/js/361.265a031a.js"><link rel="prefetch" href="/assets/js/362.f3bce352.js"><link rel="prefetch" href="/assets/js/363.dcc13548.js"><link rel="prefetch" href="/assets/js/364.f312ab85.js"><link rel="prefetch" href="/assets/js/365.ccde8473.js"><link rel="prefetch" href="/assets/js/366.5518b76f.js"><link rel="prefetch" href="/assets/js/367.c5aafff8.js"><link rel="prefetch" href="/assets/js/368.b97e3edf.js"><link rel="prefetch" href="/assets/js/369.75d678dd.js"><link rel="prefetch" href="/assets/js/37.13b65e5d.js"><link rel="prefetch" href="/assets/js/370.0619beba.js"><link rel="prefetch" href="/assets/js/371.315a3701.js"><link rel="prefetch" href="/assets/js/372.234ba5b2.js"><link rel="prefetch" href="/assets/js/373.e03ad18e.js"><link rel="prefetch" href="/assets/js/374.b0cfc49c.js"><link rel="prefetch" href="/assets/js/375.26944b52.js"><link rel="prefetch" href="/assets/js/376.fde1e3d3.js"><link rel="prefetch" href="/assets/js/377.1bf026d0.js"><link rel="prefetch" href="/assets/js/378.f2dea679.js"><link rel="prefetch" href="/assets/js/379.a5d1aca5.js"><link rel="prefetch" href="/assets/js/38.c6f83038.js"><link rel="prefetch" href="/assets/js/380.bcc066c7.js"><link rel="prefetch" href="/assets/js/381.cd712b3b.js"><link rel="prefetch" href="/assets/js/382.8ccadea5.js"><link rel="prefetch" href="/assets/js/383.3cb8bbaf.js"><link rel="prefetch" href="/assets/js/384.69f48d6e.js"><link rel="prefetch" href="/assets/js/385.677119f3.js"><link rel="prefetch" href="/assets/js/386.fee5b94f.js"><link rel="prefetch" href="/assets/js/387.201c6dcd.js"><link rel="prefetch" href="/assets/js/388.1bb9d0d5.js"><link rel="prefetch" href="/assets/js/389.d2bb4e78.js"><link rel="prefetch" href="/assets/js/39.977e55a2.js"><link rel="prefetch" href="/assets/js/390.65c70ae3.js"><link rel="prefetch" href="/assets/js/391.cdb6768a.js"><link rel="prefetch" href="/assets/js/392.1fdf090c.js"><link rel="prefetch" href="/assets/js/393.36aa07c1.js"><link rel="prefetch" href="/assets/js/394.c64a4f65.js"><link rel="prefetch" href="/assets/js/395.c19ef37c.js"><link rel="prefetch" href="/assets/js/396.734c3f15.js"><link rel="prefetch" href="/assets/js/397.c80e36e7.js"><link rel="prefetch" href="/assets/js/398.21324d16.js"><link rel="prefetch" href="/assets/js/399.32010907.js"><link rel="prefetch" href="/assets/js/4.860a5721.js"><link rel="prefetch" href="/assets/js/40.83fa7936.js"><link rel="prefetch" href="/assets/js/400.9813d80b.js"><link rel="prefetch" href="/assets/js/401.6c60fdd3.js"><link rel="prefetch" href="/assets/js/402.b4ef1603.js"><link rel="prefetch" href="/assets/js/403.9e8f0593.js"><link rel="prefetch" href="/assets/js/404.0d0bb2fe.js"><link rel="prefetch" href="/assets/js/405.7b0d1aec.js"><link rel="prefetch" href="/assets/js/406.73631b7f.js"><link rel="prefetch" href="/assets/js/407.5acbdf9e.js"><link rel="prefetch" href="/assets/js/408.67447621.js"><link rel="prefetch" href="/assets/js/409.d6a980aa.js"><link rel="prefetch" href="/assets/js/41.f483212d.js"><link rel="prefetch" href="/assets/js/410.9adc8c7c.js"><link rel="prefetch" href="/assets/js/411.a1764697.js"><link rel="prefetch" href="/assets/js/412.6ebc048f.js"><link rel="prefetch" href="/assets/js/413.5ca657d7.js"><link rel="prefetch" href="/assets/js/414.e8efad47.js"><link rel="prefetch" href="/assets/js/415.7a40cf0b.js"><link rel="prefetch" href="/assets/js/416.a40a3b1d.js"><link rel="prefetch" href="/assets/js/417.28c30f8d.js"><link rel="prefetch" href="/assets/js/418.5d9468fc.js"><link rel="prefetch" href="/assets/js/419.fe0c2dcb.js"><link rel="prefetch" href="/assets/js/42.2678c675.js"><link rel="prefetch" href="/assets/js/420.35071d8d.js"><link rel="prefetch" href="/assets/js/421.90ddfa3f.js"><link rel="prefetch" href="/assets/js/422.1994ad42.js"><link rel="prefetch" href="/assets/js/423.f7bb9200.js"><link rel="prefetch" href="/assets/js/424.27381d5f.js"><link rel="prefetch" href="/assets/js/425.f2994924.js"><link rel="prefetch" href="/assets/js/426.e74df347.js"><link rel="prefetch" href="/assets/js/427.d4736e32.js"><link rel="prefetch" href="/assets/js/428.b241160a.js"><link rel="prefetch" href="/assets/js/429.33d076f9.js"><link rel="prefetch" href="/assets/js/43.3fff5a4c.js"><link rel="prefetch" href="/assets/js/430.404bfd5c.js"><link rel="prefetch" href="/assets/js/431.8365cb43.js"><link rel="prefetch" href="/assets/js/432.1c754e22.js"><link rel="prefetch" href="/assets/js/433.bb35bb33.js"><link rel="prefetch" href="/assets/js/434.2bd857ef.js"><link rel="prefetch" href="/assets/js/435.0f1460f2.js"><link rel="prefetch" href="/assets/js/436.a4de671e.js"><link rel="prefetch" href="/assets/js/437.62cf3d26.js"><link rel="prefetch" href="/assets/js/438.64db4086.js"><link rel="prefetch" href="/assets/js/439.a9c2ebbc.js"><link rel="prefetch" href="/assets/js/44.95939806.js"><link rel="prefetch" href="/assets/js/440.ab30e240.js"><link rel="prefetch" href="/assets/js/441.d9bd8806.js"><link rel="prefetch" href="/assets/js/442.6436e05f.js"><link rel="prefetch" href="/assets/js/443.92d1ae2d.js"><link rel="prefetch" href="/assets/js/444.fe9f67bc.js"><link rel="prefetch" href="/assets/js/445.2056e1dc.js"><link rel="prefetch" href="/assets/js/446.32c9bac6.js"><link rel="prefetch" href="/assets/js/447.d1b8fd28.js"><link rel="prefetch" href="/assets/js/448.4dcde0a2.js"><link rel="prefetch" href="/assets/js/449.b093edb6.js"><link rel="prefetch" href="/assets/js/45.20484792.js"><link rel="prefetch" href="/assets/js/450.c074c9a4.js"><link rel="prefetch" href="/assets/js/451.9e144bc6.js"><link rel="prefetch" href="/assets/js/452.5515ab4d.js"><link rel="prefetch" href="/assets/js/453.64da7752.js"><link rel="prefetch" href="/assets/js/454.b5ed7647.js"><link rel="prefetch" href="/assets/js/455.369da676.js"><link rel="prefetch" href="/assets/js/456.a5cd7f58.js"><link rel="prefetch" href="/assets/js/457.b4bb21a9.js"><link rel="prefetch" href="/assets/js/458.09839d1e.js"><link rel="prefetch" href="/assets/js/459.8f32e619.js"><link rel="prefetch" href="/assets/js/46.508f7d41.js"><link rel="prefetch" href="/assets/js/460.ef083f64.js"><link rel="prefetch" href="/assets/js/461.6178bddb.js"><link rel="prefetch" href="/assets/js/462.08cf6264.js"><link rel="prefetch" href="/assets/js/463.3fbf40e8.js"><link rel="prefetch" href="/assets/js/464.35bb2621.js"><link rel="prefetch" href="/assets/js/465.3e82a4cf.js"><link rel="prefetch" href="/assets/js/466.02b7fafd.js"><link rel="prefetch" href="/assets/js/467.d3793440.js"><link rel="prefetch" href="/assets/js/468.0c5671a8.js"><link rel="prefetch" href="/assets/js/469.132e5fac.js"><link rel="prefetch" href="/assets/js/47.a8742825.js"><link rel="prefetch" href="/assets/js/470.6935424c.js"><link rel="prefetch" href="/assets/js/471.ce6872eb.js"><link rel="prefetch" href="/assets/js/472.c79360f4.js"><link rel="prefetch" href="/assets/js/473.a2f30c3a.js"><link rel="prefetch" href="/assets/js/474.bac04ed1.js"><link rel="prefetch" href="/assets/js/475.d55a6630.js"><link rel="prefetch" href="/assets/js/476.2b7ce637.js"><link rel="prefetch" href="/assets/js/477.77e985f1.js"><link rel="prefetch" href="/assets/js/478.28446bd6.js"><link rel="prefetch" href="/assets/js/479.aca7b0ce.js"><link rel="prefetch" href="/assets/js/48.ad2c2a29.js"><link rel="prefetch" href="/assets/js/480.f5703043.js"><link rel="prefetch" href="/assets/js/481.2937d751.js"><link rel="prefetch" href="/assets/js/482.3b988ee6.js"><link rel="prefetch" href="/assets/js/483.cdda9e85.js"><link rel="prefetch" href="/assets/js/484.e7c49562.js"><link rel="prefetch" href="/assets/js/485.859018ee.js"><link rel="prefetch" href="/assets/js/486.e561507a.js"><link rel="prefetch" href="/assets/js/487.9bd303ad.js"><link rel="prefetch" href="/assets/js/488.0dbcbd5b.js"><link rel="prefetch" href="/assets/js/489.5e6c1a87.js"><link rel="prefetch" href="/assets/js/49.a22d6593.js"><link rel="prefetch" href="/assets/js/490.21764bda.js"><link rel="prefetch" href="/assets/js/491.e078ec7a.js"><link rel="prefetch" href="/assets/js/492.3d82ce03.js"><link rel="prefetch" href="/assets/js/493.36d3c872.js"><link rel="prefetch" href="/assets/js/494.85a27d6d.js"><link rel="prefetch" href="/assets/js/495.c854df45.js"><link rel="prefetch" href="/assets/js/496.85d503ad.js"><link rel="prefetch" href="/assets/js/497.1c646f19.js"><link rel="prefetch" href="/assets/js/498.5827353b.js"><link rel="prefetch" href="/assets/js/499.39ec261c.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.b5908b79.js"><link rel="prefetch" href="/assets/js/501.ad847b57.js"><link rel="prefetch" href="/assets/js/502.faa432c9.js"><link rel="prefetch" href="/assets/js/503.afe9dfba.js"><link rel="prefetch" href="/assets/js/504.64660ec8.js"><link rel="prefetch" href="/assets/js/505.2e8c9b40.js"><link rel="prefetch" href="/assets/js/506.962d8f7c.js"><link rel="prefetch" href="/assets/js/507.ae530ad7.js"><link rel="prefetch" href="/assets/js/508.c9197333.js"><link rel="prefetch" href="/assets/js/509.4b6ec1b9.js"><link rel="prefetch" href="/assets/js/51.fd01b1a1.js"><link rel="prefetch" href="/assets/js/510.87de1aee.js"><link rel="prefetch" href="/assets/js/511.69472ec7.js"><link rel="prefetch" href="/assets/js/512.8bd9b2e6.js"><link rel="prefetch" href="/assets/js/513.7baedd9e.js"><link rel="prefetch" href="/assets/js/514.06b4b01e.js"><link rel="prefetch" href="/assets/js/515.db59d38a.js"><link rel="prefetch" href="/assets/js/516.fb5e770d.js"><link rel="prefetch" href="/assets/js/517.11f31917.js"><link rel="prefetch" href="/assets/js/518.01c39551.js"><link rel="prefetch" href="/assets/js/519.be7ba627.js"><link rel="prefetch" href="/assets/js/52.10d8a15b.js"><link rel="prefetch" href="/assets/js/520.70387a53.js"><link rel="prefetch" href="/assets/js/521.d4d97860.js"><link rel="prefetch" href="/assets/js/522.8d34dc5c.js"><link rel="prefetch" href="/assets/js/523.ac6f3b3d.js"><link rel="prefetch" href="/assets/js/524.bae677ea.js"><link rel="prefetch" href="/assets/js/525.20379987.js"><link rel="prefetch" href="/assets/js/526.309772da.js"><link rel="prefetch" href="/assets/js/527.8a05f40c.js"><link rel="prefetch" href="/assets/js/528.a2934a46.js"><link rel="prefetch" href="/assets/js/529.5ad55b9a.js"><link rel="prefetch" href="/assets/js/53.79f66cea.js"><link rel="prefetch" href="/assets/js/530.1ff0ff3b.js"><link rel="prefetch" href="/assets/js/531.8073db21.js"><link rel="prefetch" href="/assets/js/532.983a657a.js"><link rel="prefetch" href="/assets/js/533.a8b454f8.js"><link rel="prefetch" href="/assets/js/535.b2dc13ab.js"><link rel="prefetch" href="/assets/js/536.77e8bf13.js"><link rel="prefetch" href="/assets/js/537.b16a965a.js"><link rel="prefetch" href="/assets/js/538.086f900e.js"><link rel="prefetch" href="/assets/js/539.60c45d8d.js"><link rel="prefetch" href="/assets/js/54.2bd5a2fe.js"><link rel="prefetch" href="/assets/js/540.177cb7dc.js"><link rel="prefetch" href="/assets/js/541.99e9c8c2.js"><link rel="prefetch" href="/assets/js/542.06b60781.js"><link rel="prefetch" href="/assets/js/543.492ab808.js"><link rel="prefetch" href="/assets/js/544.17b9e1ed.js"><link rel="prefetch" href="/assets/js/545.221593f9.js"><link rel="prefetch" href="/assets/js/546.f0110f2c.js"><link rel="prefetch" href="/assets/js/547.cb2eeb0c.js"><link rel="prefetch" href="/assets/js/548.ba477c66.js"><link rel="prefetch" href="/assets/js/549.b7d89c3a.js"><link rel="prefetch" href="/assets/js/55.9d4b8667.js"><link rel="prefetch" href="/assets/js/550.beaaff87.js"><link rel="prefetch" href="/assets/js/551.267af1a4.js"><link rel="prefetch" href="/assets/js/552.54a1ec80.js"><link rel="prefetch" href="/assets/js/553.cfe7acbf.js"><link rel="prefetch" href="/assets/js/554.6dd2d459.js"><link rel="prefetch" href="/assets/js/555.a181a3d9.js"><link rel="prefetch" href="/assets/js/556.dcc003c0.js"><link rel="prefetch" href="/assets/js/557.488d24b8.js"><link rel="prefetch" href="/assets/js/558.c9fe60c7.js"><link rel="prefetch" href="/assets/js/559.cd706d9a.js"><link rel="prefetch" href="/assets/js/56.25897ad0.js"><link rel="prefetch" href="/assets/js/560.a5af92c1.js"><link rel="prefetch" href="/assets/js/561.90f856c1.js"><link rel="prefetch" href="/assets/js/562.24ddaa37.js"><link rel="prefetch" href="/assets/js/563.30537cf9.js"><link rel="prefetch" href="/assets/js/564.059e6542.js"><link rel="prefetch" href="/assets/js/565.8d8c028e.js"><link rel="prefetch" href="/assets/js/566.1f1c02af.js"><link rel="prefetch" href="/assets/js/567.5b4a5078.js"><link rel="prefetch" href="/assets/js/568.1b741fc6.js"><link rel="prefetch" href="/assets/js/569.98211ae4.js"><link rel="prefetch" href="/assets/js/57.d5881d85.js"><link rel="prefetch" href="/assets/js/570.0340ba3c.js"><link rel="prefetch" href="/assets/js/571.3afbdde5.js"><link rel="prefetch" href="/assets/js/572.ef9b3983.js"><link rel="prefetch" href="/assets/js/573.a34f1c58.js"><link rel="prefetch" href="/assets/js/574.889503c5.js"><link rel="prefetch" href="/assets/js/575.a208e86a.js"><link rel="prefetch" href="/assets/js/576.719f3daa.js"><link rel="prefetch" href="/assets/js/577.94e95ba8.js"><link rel="prefetch" href="/assets/js/578.b995415f.js"><link rel="prefetch" href="/assets/js/579.a89ac2e9.js"><link rel="prefetch" href="/assets/js/58.21334664.js"><link rel="prefetch" href="/assets/js/580.866b09fe.js"><link rel="prefetch" href="/assets/js/581.8e237a29.js"><link rel="prefetch" href="/assets/js/582.220508bf.js"><link rel="prefetch" href="/assets/js/583.93202b74.js"><link rel="prefetch" href="/assets/js/584.9f27655c.js"><link rel="prefetch" href="/assets/js/585.ecd691ab.js"><link rel="prefetch" href="/assets/js/586.3af01402.js"><link rel="prefetch" href="/assets/js/587.c348f5e5.js"><link rel="prefetch" href="/assets/js/588.42924c41.js"><link rel="prefetch" href="/assets/js/589.6996119d.js"><link rel="prefetch" href="/assets/js/59.85eaeeff.js"><link rel="prefetch" href="/assets/js/590.f4f541a7.js"><link rel="prefetch" href="/assets/js/591.1db62e2b.js"><link rel="prefetch" href="/assets/js/592.3f4fe45a.js"><link rel="prefetch" href="/assets/js/593.68ec216a.js"><link rel="prefetch" href="/assets/js/594.d0959bba.js"><link rel="prefetch" href="/assets/js/595.89fae03f.js"><link rel="prefetch" href="/assets/js/596.2504392a.js"><link rel="prefetch" href="/assets/js/597.bc0887c6.js"><link rel="prefetch" href="/assets/js/598.1d60138d.js"><link rel="prefetch" href="/assets/js/599.7fb50a4a.js"><link rel="prefetch" href="/assets/js/6.3450075a.js"><link rel="prefetch" href="/assets/js/60.01d90e4c.js"><link rel="prefetch" href="/assets/js/600.85cb733f.js"><link rel="prefetch" href="/assets/js/601.41990538.js"><link rel="prefetch" href="/assets/js/602.2d77dd00.js"><link rel="prefetch" href="/assets/js/603.7fbddc6b.js"><link rel="prefetch" href="/assets/js/604.ae2d9025.js"><link rel="prefetch" href="/assets/js/605.ddbf22b8.js"><link rel="prefetch" href="/assets/js/606.cf9ce51d.js"><link rel="prefetch" href="/assets/js/607.93659a65.js"><link rel="prefetch" href="/assets/js/608.c11c3221.js"><link rel="prefetch" href="/assets/js/609.3d685ba7.js"><link rel="prefetch" href="/assets/js/61.a2162f6b.js"><link rel="prefetch" href="/assets/js/610.2696081c.js"><link rel="prefetch" href="/assets/js/611.6d8533d5.js"><link rel="prefetch" href="/assets/js/612.a2175076.js"><link rel="prefetch" href="/assets/js/613.24a3fc34.js"><link rel="prefetch" href="/assets/js/614.b82855b8.js"><link rel="prefetch" href="/assets/js/615.5a922699.js"><link rel="prefetch" href="/assets/js/616.926f208f.js"><link rel="prefetch" href="/assets/js/617.df6e6802.js"><link rel="prefetch" href="/assets/js/618.6ac32dd5.js"><link rel="prefetch" href="/assets/js/619.7338ab7e.js"><link rel="prefetch" href="/assets/js/62.63ffdccd.js"><link rel="prefetch" href="/assets/js/620.a97b7566.js"><link rel="prefetch" href="/assets/js/621.b39a6783.js"><link rel="prefetch" href="/assets/js/622.67daa2aa.js"><link rel="prefetch" href="/assets/js/623.83664579.js"><link rel="prefetch" href="/assets/js/624.5ac16422.js"><link rel="prefetch" href="/assets/js/625.bd697ee1.js"><link rel="prefetch" href="/assets/js/626.81d98ad5.js"><link rel="prefetch" href="/assets/js/627.2a344434.js"><link rel="prefetch" href="/assets/js/628.e721e70d.js"><link rel="prefetch" href="/assets/js/629.50edc92c.js"><link rel="prefetch" href="/assets/js/63.c6ce7907.js"><link rel="prefetch" href="/assets/js/630.f7685eac.js"><link rel="prefetch" href="/assets/js/631.c8c5936a.js"><link rel="prefetch" href="/assets/js/632.713a2a35.js"><link rel="prefetch" href="/assets/js/633.75b73d02.js"><link rel="prefetch" href="/assets/js/634.d992fe4a.js"><link rel="prefetch" href="/assets/js/635.8e0a118f.js"><link rel="prefetch" href="/assets/js/64.d81435ff.js"><link rel="prefetch" href="/assets/js/65.dc573ee1.js"><link rel="prefetch" href="/assets/js/66.ef2b4bb7.js"><link rel="prefetch" href="/assets/js/67.834c7605.js"><link rel="prefetch" href="/assets/js/68.5ad8a587.js"><link rel="prefetch" href="/assets/js/69.799391bc.js"><link rel="prefetch" href="/assets/js/7.c5c54fb4.js"><link rel="prefetch" href="/assets/js/70.0c53ffc5.js"><link rel="prefetch" href="/assets/js/71.add13364.js"><link rel="prefetch" href="/assets/js/72.adeb9caa.js"><link rel="prefetch" href="/assets/js/73.b1be9b18.js"><link rel="prefetch" href="/assets/js/74.46aa5512.js"><link rel="prefetch" href="/assets/js/75.61eca3de.js"><link rel="prefetch" href="/assets/js/76.cc2802e3.js"><link rel="prefetch" href="/assets/js/77.da24f38b.js"><link rel="prefetch" href="/assets/js/78.79bf9aa4.js"><link rel="prefetch" href="/assets/js/79.bdf06273.js"><link rel="prefetch" href="/assets/js/8.1a7c9267.js"><link rel="prefetch" href="/assets/js/80.c128d390.js"><link rel="prefetch" href="/assets/js/81.70dd42b8.js"><link rel="prefetch" href="/assets/js/82.13156504.js"><link rel="prefetch" href="/assets/js/83.06c56ca2.js"><link rel="prefetch" href="/assets/js/84.c04d0f03.js"><link rel="prefetch" href="/assets/js/85.cde42e84.js"><link rel="prefetch" href="/assets/js/86.8d536365.js"><link rel="prefetch" href="/assets/js/87.7344dc03.js"><link rel="prefetch" href="/assets/js/88.3058436f.js"><link rel="prefetch" href="/assets/js/89.fb737f01.js"><link rel="prefetch" href="/assets/js/9.82800573.js"><link rel="prefetch" href="/assets/js/90.1a761f85.js"><link rel="prefetch" href="/assets/js/91.ab8bee38.js"><link rel="prefetch" href="/assets/js/92.6c2cf0a5.js"><link rel="prefetch" href="/assets/js/93.b8060089.js"><link rel="prefetch" href="/assets/js/94.52455fb2.js"><link rel="prefetch" href="/assets/js/95.0e6f99b4.js"><link rel="prefetch" href="/assets/js/96.54260835.js"><link rel="prefetch" href="/assets/js/97.4d933173.js"><link rel="prefetch" href="/assets/js/98.36cb8027.js"><link rel="prefetch" href="/assets/js/99.0a6e5fb4.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="/zh/" 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">文档</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/zh/UserGuide/Master/QuickStart/QuickStart.html" class="nav-link">In progress</a></li><li class="dropdown-item"><!----> <a href="/zh/UserGuide/V0.12.x/QuickStart/QuickStart.html" class="nav-link">V0.12.x</a></li><li class="dropdown-item"><!----> <a href="/zh/UserGuide/V0.11.x/Get Started/QuickStart.html" class="nav-link">V0.11.x</a></li><li class="dropdown-item"><!----> <a href="/zh/UserGuide/V0.10.x/Get Started/QuickStart.html" class="nav-link">V0.10.x</a></li><li class="dropdown-item"><!----> <a href="/zh/UserGuide/V0.9.x/0-Get Started/1-QuickStart.html" class="nav-link">V0.9.x</a></li><li class="dropdown-item"><!----> <a href="/zh/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="/zh/SystemDesign/Architecture/Architecture.html" class="nav-link">系统设计</a></div><div class="nav-item"><a href="/zh/Download/" class="nav-link">下载</a></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">社区</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="/zh/Community/Community-Project Committers.html" class="nav-link">开发人员</a></li><li class="dropdown-item"><!----> <a href="/zh/Community/Community-Powered By.html" class="nav-link">技术支持</a></li><li class="dropdown-item"><!----> <a href="/Community/Materials.html" class="nav-link">活动与报告</a></li><li class="dropdown-item"><!----> <a href="/zh/Community/Feedback.html" class="nav-link">交流与反馈</a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">开发</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/zh/Development/VoteRelease.html" class="nav-link">如何投票</a></li><li class="dropdown-item"><!----> <a href="/zh/Development/HowToCommit.html" class="nav-link">如何提交代码</a></li><li class="dropdown-item"><!----> <a href="/zh/Development/Committer.html" class="nav-link">成为Committer</a></li><li class="dropdown-item"><!----> <a href="/zh/Development/ContributeGuide.html" class="nav-link">项目开发指南</a></li><li class="dropdown-item"><!----> <a href="/zh/Development/format-changelist.html" class="nav-link">TsFile的更改列表</a></li><li class="dropdown-item"><!----> <a href="/zh/Development/rpc-changelist.html" class="nav-link">RPC变更清单</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"> |
| 基金会 |
| <!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/licenses/" class="nav-link external"> |
| 许可证 |
| <!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/security/" class="nav-link external"> |
| 安全 |
| <!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/foundation/sponsorship.html" class="nav-link external"> |
| 赞助 |
| <!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/foundation/thanks.html" class="nav-link external"> |
| 致谢 |
| <!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/events/current-event" class="nav-link external"> |
| 活动 |
| <!----></a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">语言</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/UserGuide/V0.12.x/Ecosystem Integration/Spark IoTDB.html" class="nav-link">English</a></li><li class="dropdown-item"><!----> <a href="/zh/UserGuide/V0.12.x/Ecosystem Integration/Spark IoTDB.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">文档</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/zh/UserGuide/Master/QuickStart/QuickStart.html" class="nav-link">In progress</a></li><li class="dropdown-item"><!----> <a href="/zh/UserGuide/V0.12.x/QuickStart/QuickStart.html" class="nav-link">V0.12.x</a></li><li class="dropdown-item"><!----> <a href="/zh/UserGuide/V0.11.x/Get Started/QuickStart.html" class="nav-link">V0.11.x</a></li><li class="dropdown-item"><!----> <a href="/zh/UserGuide/V0.10.x/Get Started/QuickStart.html" class="nav-link">V0.10.x</a></li><li class="dropdown-item"><!----> <a href="/zh/UserGuide/V0.9.x/0-Get Started/1-QuickStart.html" class="nav-link">V0.9.x</a></li><li class="dropdown-item"><!----> <a href="/zh/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="/zh/SystemDesign/Architecture/Architecture.html" class="nav-link">系统设计</a></div><div class="nav-item"><a href="/zh/Download/" class="nav-link">下载</a></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">社区</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="/zh/Community/Community-Project Committers.html" class="nav-link">开发人员</a></li><li class="dropdown-item"><!----> <a href="/zh/Community/Community-Powered By.html" class="nav-link">技术支持</a></li><li class="dropdown-item"><!----> <a href="/Community/Materials.html" class="nav-link">活动与报告</a></li><li class="dropdown-item"><!----> <a href="/zh/Community/Feedback.html" class="nav-link">交流与反馈</a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">开发</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/zh/Development/VoteRelease.html" class="nav-link">如何投票</a></li><li class="dropdown-item"><!----> <a href="/zh/Development/HowToCommit.html" class="nav-link">如何提交代码</a></li><li class="dropdown-item"><!----> <a href="/zh/Development/Committer.html" class="nav-link">成为Committer</a></li><li class="dropdown-item"><!----> <a href="/zh/Development/ContributeGuide.html" class="nav-link">项目开发指南</a></li><li class="dropdown-item"><!----> <a href="/zh/Development/format-changelist.html" class="nav-link">TsFile的更改列表</a></li><li class="dropdown-item"><!----> <a href="/zh/Development/rpc-changelist.html" class="nav-link">RPC变更清单</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"> |
| 基金会 |
| <!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/licenses/" class="nav-link external"> |
| 许可证 |
| <!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/security/" class="nav-link external"> |
| 安全 |
| <!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/foundation/sponsorship.html" class="nav-link external"> |
| 赞助 |
| <!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/foundation/thanks.html" class="nav-link external"> |
| 致谢 |
| <!----></a></li><li class="dropdown-item"><!----> <a href="http://www.apache.org/events/current-event" class="nav-link external"> |
| 活动 |
| <!----></a></li></ul></div></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title">语言</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/UserGuide/V0.12.x/Ecosystem Integration/Spark IoTDB.html" class="nav-link">English</a></li><li class="dropdown-item"><!----> <a href="/zh/UserGuide/V0.12.x/Ecosystem Integration/Spark IoTDB.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用户手册 (V0.12.x)</span> <!----></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>IoTDB简介</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>快速上手</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>数据模式与概念</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>SQL命令行终端(CLI)</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>权限管理</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>IoTDB-SQL 语言</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>应用编程接口</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>用户定义函数(UDF)</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>通信服务协议</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>系统工具</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>端云协同</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading open"><span>系统集成</span> <span class="arrow down"></span></p> <ul class="sidebar-links sidebar-group-items"><li><a href="/zh/UserGuide/V0.12.x/Ecosystem Integration/Grafana.html" class="sidebar-link">Grafana-IoTDB</a></li><li><a href="/zh/UserGuide/V0.12.x/Ecosystem Integration/Zeppelin-IoTDB.html" class="sidebar-link">Zeppelin-IoTDB</a></li><li><a href="/zh/UserGuide/V0.12.x/Ecosystem Integration/Spark TsFile.html" class="sidebar-link">Spark TsFile</a></li><li><a href="/zh/UserGuide/V0.12.x/Ecosystem Integration/MapReduce TsFile.html" class="sidebar-link">Hadoop-TsFile</a></li><li><a href="/zh/UserGuide/V0.12.x/Ecosystem Integration/Spark IoTDB.html" class="active sidebar-link">Spark-IoTDB</a></li><li><a href="/zh/UserGuide/V0.12.x/Ecosystem Integration/Hive TsFile.html" class="sidebar-link">Hive-TsFile</a></li><li><a href="/zh/UserGuide/V0.12.x/Ecosystem Integration/Flink TsFile.html" class="sidebar-link">Flink-TsFile</a></li><li><a href="/zh/UserGuide/V0.12.x/Ecosystem Integration/Flink IoTDB.html" class="sidebar-link">Flink-IoTDB</a></li><li><a href="/zh/UserGuide/V0.12.x/Ecosystem Integration/Writing Data on HDFS.html" class="sidebar-link">HDFS集成</a></li></ul></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>集群搭建</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>常见问题</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>附录</span> <span class="arrow right"></span></p> <!----></section></li></ul> </aside> <main class="page"> <div class="content content__default"><h2 id="spark-iotdb"><a href="#spark-iotdb" class="header-anchor">#</a> Spark-IoTDB</h2> <h3 id="版本"><a href="#版本" class="header-anchor">#</a> 版本</h3> <p>Spark和Java所需的版本如下：</p> <table><thead><tr><th>Spark Version</th> <th>Scala Version</th> <th>Java Version</th> <th>TsFile</th></tr></thead> <tbody><tr><td><code>2.4.3</code></td> <td><code>2.11</code></td> <td><code>1.8</code></td> <td><code>0.12.0</code></td></tr></tbody></table> <h3 id="安装"><a href="#安装" class="header-anchor">#</a> 安装</h3> <p>mvn clean scala:compile compile install</p> <h4 id="maven依赖"><a href="#maven依赖" class="header-anchor">#</a> Maven依赖</h4> <div class="language- line-numbers-mode"><pre class="language-text"><code> <dependency> |
| <groupId>org.apache.iotdb</groupId> |
| <artifactId>spark-iotdb-connector</artifactId> |
| <version>0.10.0</version> |
| </dependency> |
| </code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br></div></div><h4 id="spark-shell用户指南"><a href="#spark-shell用户指南" class="header-anchor">#</a> Spark-shell用户指南</h4> <div class="language- line-numbers-mode"><pre class="language-text"><code>spark-shell --jars spark-iotdb-connector-0.12.0.jar,iotdb-jdbc-0.12.0-jar-with-dependencies.jar |
| |
| import org.apache.iotdb.spark.db._ |
| |
| val df = spark.read.format("org.apache.iotdb.spark.db").option("url","jdbc:iotdb://127.0.0.1:6667/").option("sql","select * from root").load |
| |
| df.printSchema() |
| |
| df.show() |
| </code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br><span class="line-number">8</span><br><span class="line-number">9</span><br></div></div><p>如果要对rdd进行分区，可以执行以下操作</p> <div class="language- line-numbers-mode"><pre class="language-text"><code>spark-shell --jars spark-iotdb-connector-0.12.0.jar,iotdb-jdbc-0.12.0-jar-with-dependencies.jar |
| |
| import org.apache.iotdb.spark.db._ |
| |
| val df = spark.read.format("org.apache.iotdb.spark.db").option("url","jdbc:iotdb://127.0.0.1:6667/").option("sql","select * from root"). |
| option("lowerBound", [lower bound of time that you want query(include)]).option("upperBound", [upper bound of time that you want query(include)]). |
| option("numPartition", [the partition number you want]).load |
| |
| df.printSchema() |
| |
| df.show() |
| </code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br><span class="line-number">8</span><br><span class="line-number">9</span><br><span class="line-number">10</span><br><span class="line-number">11</span><br></div></div><h4 id="模式推断"><a href="#模式推断" class="header-anchor">#</a> 模式推断</h4> <p>以下TsFile结构为例：TsFile模式中有三个度量：状态，温度和硬件。 这三种测量的基本信息如下：</p> <table><thead><tr><th>名称</th> <th>类型</th> <th>编码</th></tr></thead> <tbody><tr><td>状态</td> <td>Boolean</td> <td>PLAIN</td></tr> <tr><td>温度</td> <td>Float</td> <td>RLE</td></tr> <tr><td>硬件</td> <td>Text</td> <td>PLAIN</td></tr></tbody></table> <p>TsFile中的现有数据如下：</p> <ul><li>d1:root.ln.wf01.wt01</li> <li>d2:root.ln.wf02.wt02</li></ul> <table><thead><tr><th>time</th> <th>d1.status</th> <th>time</th> <th>d1.temperature</th> <th>time</th> <th>d2.hardware</th> <th>time</th> <th>d2.status</th></tr></thead> <tbody><tr><td>1</td> <td>True</td> <td>1</td> <td>2.2</td> <td>2</td> <td>"aaa"</td> <td>1</td> <td>True</td></tr> <tr><td>3</td> <td>True</td> <td>2</td> <td>2.2</td> <td>4</td> <td>"bbb"</td> <td>2</td> <td>False</td></tr> <tr><td>5</td> <td>False</td> <td>3</td> <td>2.1</td> <td>6</td> <td>"ccc"</td> <td>4</td> <td>True</td></tr></tbody></table> <p>宽（默认）表形式如下：</p> <table><thead><tr><th>time</th> <th>root.ln.wf02.wt02.temperature</th> <th>root.ln.wf02.wt02.status</th> <th>root.ln.wf02.wt02.hardware</th> <th>root.ln.wf01.wt01.temperature</th> <th>root.ln.wf01.wt01.status</th> <th>root.ln.wf01.wt01.hardware</th></tr></thead> <tbody><tr><td>1</td> <td>null</td> <td>true</td> <td>null</td> <td>2.2</td> <td>true</td> <td>null</td></tr> <tr><td>2</td> <td>null</td> <td>false</td> <td>aaa</td> <td>2.2</td> <td>null</td> <td>null</td></tr> <tr><td>3</td> <td>null</td> <td>null</td> <td>null</td> <td>2.1</td> <td>true</td> <td>null</td></tr> <tr><td>4</td> <td>null</td> <td>true</td> <td>bbb</td> <td>null</td> <td>null</td> <td>null</td></tr> <tr><td>5</td> <td>null</td> <td>null</td> <td>null</td> <td>null</td> <td>false</td> <td>null</td></tr> <tr><td>6</td> <td>null</td> <td>null</td> <td>ccc</td> <td>null</td> <td>null</td> <td>null</td></tr></tbody></table> <p>你还可以使用窄表形式，如下所示：（您可以参阅第4部分，了解如何使用窄表形式）</p> <table><thead><tr><th>时间</th> <th>设备名</th> <th>状态</th> <th>硬件</th> <th>温度</th></tr></thead> <tbody><tr><td>1</td> <td>root.ln.wf02.wt01</td> <td>true</td> <td>null</td> <td>2.2</td></tr> <tr><td>1</td> <td>root.ln.wf02.wt02</td> <td>true</td> <td>null</td> <td>null</td></tr> <tr><td>2</td> <td>root.ln.wf02.wt01</td> <td>null</td> <td>null</td> <td>2.2</td></tr> <tr><td>2</td> <td>root.ln.wf02.wt02</td> <td>false</td> <td>aaa</td> <td>null</td></tr> <tr><td>3</td> <td>root.ln.wf02.wt01</td> <td>true</td> <td>null</td> <td>2.1</td></tr> <tr><td>4</td> <td>root.ln.wf02.wt02</td> <td>true</td> <td>bbb</td> <td>null</td></tr> <tr><td>5</td> <td>root.ln.wf02.wt01</td> <td>false</td> <td>null</td> <td>null</td></tr> <tr><td>6</td> <td>root.ln.wf02.wt02</td> <td>null</td> <td>ccc</td> <td>null</td></tr></tbody></table> <h4 id="在宽和窄表之间转换"><a href="#在宽和窄表之间转换" class="header-anchor">#</a> 在宽和窄表之间转换</h4> <ul><li>从宽到窄</li></ul> <div class="language- line-numbers-mode"><pre class="language-text"><code>import org.apache.iotdb.spark.db._ |
| |
| val wide_df = spark.read.format("org.apache.iotdb.spark.db").option("url", "jdbc:iotdb://127.0.0.1:6667/").option("sql", "select * from root where time < 1100 and time > 1000").load |
| val narrow_df = Transformer.toNarrowForm(spark, wide_df) |
| </code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br></div></div><ul><li>从窄到宽</li></ul> <div class="language- line-numbers-mode"><pre class="language-text"><code>import org.apache.iotdb.spark.db._ |
| |
| val wide_df = Transformer.toWideForm(spark, narrow_df) |
| </code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br></div></div><h4 id="java用户指南"><a href="#java用户指南" class="header-anchor">#</a> Java用户指南</h4> <div class="language- line-numbers-mode"><pre class="language-text"><code>import org.apache.spark.sql.Dataset; |
| import org.apache.spark.sql.Row; |
| import org.apache.spark.sql.SparkSession; |
| import org.apache.iotdb.spark.db.* |
| |
| public class Example { |
| |
| public static void main(String[] args) { |
| SparkSession spark = SparkSession |
| .builder() |
| .appName("Build a DataFrame from Scratch") |
| .master("local[*]") |
| .getOrCreate(); |
| |
| Dataset<Row> df = spark.read().format("org.apache.iotdb.spark.db") |
| .option("url","jdbc:iotdb://127.0.0.1:6667/") |
| .option("sql","select * from root").load(); |
| |
| df.printSchema(); |
| |
| df.show(); |
| |
| Dataset<Row> narrowTable = Transformer.toNarrowForm(spark, df) |
| narrowTable.show() |
| } |
| } |
| </code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br><span class="line-number">8</span><br><span class="line-number">9</span><br><span class="line-number">10</span><br><span class="line-number">11</span><br><span class="line-number">12</span><br><span class="line-number">13</span><br><span class="line-number">14</span><br><span class="line-number">15</span><br><span class="line-number">16</span><br><span class="line-number">17</span><br><span class="line-number">18</span><br><span class="line-number">19</span><br><span class="line-number">20</span><br><span class="line-number">21</span><br><span class="line-number">22</span><br><span class="line-number">23</span><br><span class="line-number">24</span><br><span class="line-number">25</span><br><span class="line-number">26</span><br></div></div></div> <div class="page-nav"><p class="inner"><span class="prev"> |
| ← |
| <a href="/zh/UserGuide/V0.12.x/Ecosystem Integration/MapReduce TsFile.html" class="prev"> |
| Hadoop-TsFile |
| </a></span> <span class="next"><a href="/zh/UserGuide/V0.12.x/Ecosystem Integration/Hive TsFile.html"> |
| Hive-TsFile |
| </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.6334f376.js" defer></script><script src="/assets/js/3.76c26675.js" defer></script><script src="/assets/js/534.820f9b5f.js" defer></script> |
| </body> |
| </html> |
