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Expand the given geometry column by a constant unit in each direction SQL reference: ST_Expand

Signature

Parameters

ColumnOrName
required
Geometry column to calculate the envelope of.
Union[ColumnOrName, float]
required
it is either deltaX or uniformDelta depending on the number of arguments provided
Optional[Union[ColumnOrName, float]]
default:"None"
Constant unit of deltaY
Optional[Union[ColumnOrName, float]]
default:"None"
Constant unit of deltaZ

Returns

Column
Envelope of geometry as a geometry column.