(window.webpackJsonp=window.webpackJsonp||[]).push([[32],{596:function(e,t,r){"use strict";r.r(t);var a=r(69),i=Object(a.a)({},(function(){var e=this,t=e.$createElement,r=e._self._c||t;return r("ContentSlotsDistributor",{attrs:{"slot-key":e.$parent.slotKey}},[r("h1",{attrs:{id:"data-query"}},[r("a",{staticClass:"header-anchor",attrs:{href:"#data-query"}},[e._v("#")]),e._v(" Data query")]),e._v(" "),r("p",[e._v("There are several types of data queries")]),e._v(" "),r("ul",[r("li",[e._v("Raw data query")]),e._v(" "),r("li",[e._v("Aggregate query")]),e._v(" "),r("li",[e._v("Downsampling query")]),e._v(" "),r("li",[e._v("Single point supplementary null query")]),e._v(" "),r("li",[e._v("Latest data query")]),e._v(" "),r("li",[e._v("Align by device query")]),e._v(" "),r("li",[e._v("Group by fill query")])]),e._v(" "),r("p",[e._v("In order to achieve the above kinds of queries, a basic query component for a single time series is designed in the IoTDB query engine, and on this basis, various query functions are implemented.")]),e._v(" "),r("h2",{attrs:{id:"related-documents"}},[r("a",{staticClass:"header-anchor",attrs:{href:"#related-documents"}},[e._v("#")]),e._v(" Related documents")]),e._v(" "),r("ul",[r("li",[r("RouterLink",{attrs:{to:"/SystemDesign/DataQuery/QueryFundamentals.html"}},[e._v("Query fundamentals")])],1),e._v(" "),r("li",[r("RouterLink",{attrs:{to:"/SystemDesign/DataQuery/SeriesReader.html"}},[e._v("Basic query components")])],1),e._v(" "),r("li",[r("RouterLink",{attrs:{to:"/SystemDesign/DataQuery/RawDataQuery.html"}},[e._v("Raw data query")])],1),e._v(" "),r("li",[r("RouterLink",{attrs:{to:"/SystemDesign/DataQuery/AggregationQuery.html"}},[e._v("Aggregate query")])],1),e._v(" "),r("li",[r("RouterLink",{attrs:{to:"/SystemDesign/DataQuery/GroupByQuery.html"}},[e._v("Downsampling query")])],1),e._v(" "),r("li",[r("RouterLink",{attrs:{to:"/SystemDesign/DataQuery/LastQuery.html"}},[e._v("Recent timestamp query")])],1),e._v(" "),r("li",[r("RouterLink",{attrs:{to:"/SystemDesign/DataQuery/AlignByDeviceQuery.html"}},[e._v("Align by device query")])],1),e._v(" "),r("li",[r("RouterLink",{attrs:{to:"/SystemDesign/DataQuery/FillFunction.html"}},[e._v("Fill function")])],1),e._v(" "),r("li",[r("RouterLink",{attrs:{to:"/SystemDesign/DataQuery/GroupByFillQuery.html"}},[e._v("Group by fill query")])],1)])])}),[],!1,null,null,null);t.default=i.exports}}]);