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ST_Covers

Returns true if geomA covers geomB.

Usage

boolean ST_Covers(geomA: geometry, geomB: geometry)

Arguments

  • geomA (geometry): Input geometry
  • geomB (geometry): Input geometry

Description

Returns true if no point in geometry B is outside geometry A. Similar to ST_Contains but does not require interior intersection.

Examples

SELECT ST_Covers(
    ST_GeomFromText('POLYGON ((0 0, 1 0, 1 1, 0 1, 0 0))'),
    ST_Point(0.25, 0.25)
) AS val;
┌─────────┐
│   val   │
│ boolean │
╞═════════╡
│ true    │
└─────────┘