2020-07-28 07:57:28 +00:00
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---
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2022-08-28 14:53:34 +00:00
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slug: /en/sql-reference/functions/geo/
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2022-04-09 13:29:05 +00:00
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sidebar_label: Geo
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sidebar_position: 62
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2022-08-29 16:19:50 +00:00
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title: "Geo Functions"
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2020-07-28 07:57:28 +00:00
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---
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2022-06-29 02:24:06 +00:00
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## Geographical Coordinates Functions
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2023-04-19 15:55:29 +00:00
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- [greatCircleDistance](./coordinates.md#greatcircledistance)
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- [geoDistance](./coordinates.md#geodistance)
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- [greatCircleAngle](./coordinates.md#greatcircleangle)
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- [pointInEllipses](./coordinates.md#pointinellipses)
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- [pointInPolygon](./coordinates.md#pointinpolygon)
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2022-06-29 02:24:06 +00:00
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## Geohash Functions
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2023-04-19 15:55:29 +00:00
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- [geohashEncode](./geohash.md#geohashencode)
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- [geohashDecode](./geohash.md#geohashdecode)
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- [geohashesInBox](./geohash.md#geohashesinbox)
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2022-06-29 02:24:06 +00:00
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## H3 Indexes Functions
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2023-04-19 15:55:29 +00:00
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- [h3IsValid](./h3.md#h3isvalid)
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- [h3GetResolution](./h3.md#h3getresolution)
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- [h3EdgeAngle](./h3.md#h3edgeangle)
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- [h3EdgeLengthM](./h3.md#h3edgelengthm)
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- [h3EdgeLengthKm](./h3.md#h3edgelengthkm)
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- [geoToH3](./h3.md#geotoh3)
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- [h3ToGeo](./h3.md#h3togeo)
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- [h3ToGeoBoundary](./h3.md#h3togeoboundary)
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- [h3kRing](./h3.md#h3kring)
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- [h3GetBaseCell](./h3.md#h3getbasecell)
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- [h3HexAreaM2](./h3.md#h3hexaream2)
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- [h3HexAreaKm2](./h3.md#h3hexareakm2)
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- [h3IndexesAreNeighbors](./h3.md#h3indexesareneighbors)
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- [h3ToChildren](./h3.md#h3tochildren)
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- [h3ToParent](./h3.md#h3toparent)
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- [h3ToString](./h3.md#h3tostring)
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- [stringToH3](./h3.md#stringtoh3)
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- [h3GetResolution](./h3.md#h3getresolution)
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- [h3IsResClassIII](./h3.md#h3isresclassiii)
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- [h3IsPentagon](./h3.md#h3ispentagon)
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- [h3GetFaces](./h3.md#h3getfaces)
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- [h3CellAreaM2](./h3.md#h3cellaream2)
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- [h3CellAreaRads2](./h3.md#h3cellarearads2)
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- [h3ToCenterChild](./h3.md#h3tocenterchild)
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- [h3ExactEdgeLengthM](./h3.md#h3exactedgelengthm)
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- [h3ExactEdgeLengthKm](./h3.md#h3exactedgelengthkm)
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- [h3ExactEdgeLengthRads](./h3.md#h3exactedgelengthrads)
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- [h3NumHexagons](./h3.md#h3numhexagons)
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- [h3Line](./h3.md#h3line)
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- [h3Distance](./h3.md#h3distance)
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- [h3HexRing](./h3.md#h3hexring)
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- [h3GetUnidirectionalEdge](./h3.md#h3getunidirectionaledge)
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- [h3UnidirectionalEdgeIsValid](./h3.md#h3unidirectionaledgeisvalid)
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- [h3GetOriginIndexFromUnidirectionalEdge](./h3.md#h3getoriginindexfromunidirectionaledge)
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- [h3GetDestinationIndexFromUnidirectionalEdge](./h3.md#h3getdestinationindexfromunidirectionaledge)
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- [h3GetIndexesFromUnidirectionalEdge](./h3.md#h3getindexesfromunidirectionaledge)
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- [h3GetUnidirectionalEdgesFromHexagon](./h3.md#h3getunidirectionaledgesfromhexagon)
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- [h3GetUnidirectionalEdgeBoundary](./h3.md#h3getunidirectionaledgeboundary)
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2022-06-29 02:24:06 +00:00
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## S2 Index Functions
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2023-04-19 15:55:29 +00:00
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- [geoToS2](./s2.md#geotos2)
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- [s2ToGeo](./s2.md#s2togeo)
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- [s2GetNeighbors](./s2.md#s2getneighbors)
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- [s2CellsIntersect](./s2.md#s2cellsintersect)
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- [s2CapContains](./s2.md#s2capcontains)
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- [s2CapUnion](./s2.md#s2capunion)
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- [s2RectAdd](./s2.md#s2rectadd)
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- [s2RectContains](./s2.md#s2rectcontains)
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- [s2RectUnion](./s2.md#s2rectunion)
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- [s2RectIntersection](./s2.md#s2rectintersection)
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