asText, asEWKT: Return the Well-Known Text (WKT) or the Extended Well-Known Text (EWKT) representation

asMFJSON: Return the Moving Features JSON (MF-JSON) representation

asBinary, asEWKB, asHexEWKB: Return the Well-Known Binary (WKB), the Extended Well-Known Binary (EWKB), or the Hexadecimal Extended Well-Known Binary (EWKB) representation

tspatialFromText, tspatialFromEWKT: Input from the Well-Known Text (WKT) or from the Extended Well-Known Text (EWKT) representation

tspatialFromMFJSON: Input from the Moving Features JSON (MF-JSON) representation

tspatialFromBinary, tspatialFromEWKB, tspatialFromHexEWKB: Input from the Well-Known Binary (WKB), from the Extended Well-Known Binary (EWKB), or from the Hexadecimal Extended Well-Known Binary (EWKB) representation

::, stbox(tspatial): Convert a spatiotemporal value to a spatiotemporal box

tgeometry::tgeography, tgeography::tgeometry, tgeompoint::tgeogpoint, tgeogpoint::tgeompoint: Convert between a temporal geometry and a temporal geography

tgeompoint::geometry, tgeogpoint::geography, geometry::tgeompoint, geography::tgeogpoint: Convert between a temporal point and a PostGIS trajectory

SRID, setSRID: Return or set the spatial reference identifier

transform, transformPipeline: Transform to a spatial reference identifier

trajectory, traversedArea: Return the trajectory or the traversed area

twCentroid: Return the time-weighted centroid

getX, getY, getZ: Return the X/Y/Z/T coordinate values as a temporal float

isSimple: Return true if the temporal point does not spatially self-intersect

length: Return the length traversed by the temporal point

cumulativeLength: Return the cumulative length traversed by the temporal point

speed: Return the speed of the temporal point in units per second

direction: Return the direction

azimuth: Return the temporal azimuth

angularDifference: Return the temporal angular difference

bearing: Return the temporal bearing

round: Round the coordinate values to a number of decimal places

makeSimple: Return an array of fragments of the temporal point which are simple

geoMeasure: Construct a geometry/geography with M measure from a temporal point and a temporal float

affine: Return the 3D affine transform of a temporal point to do things like translate, rotate, scale in one step

rotate: Return a temporal point rotated counter-clockwise about the origin point

scale: Return a temporal point scaled by given factors

asMVTGeom: Transform a temporal geometric point into the coordinate space of a Mapbox Vector Tile

stops: Extract from a temporal point with linear interpolation the subsequences where the point stays within an area with a specified maximum size for at least the given duration

atGeometry, minusGeometry: Restrict to (the complement of) a geometry, a span in Z and/or a period

atStbox, minuStbox: Restrict to (the complement of) an stbox

|=|: Return the smallest distance ever

nearestApproachInstant: Return the instant of the first temporal point at which the two arguments are at the nearest distance

shortestLine: Return the line connecting the nearest approach point

<->: Return the temporal distance