func.ST_MakeValid
The function attempts to create a valid representation of a given invalid geometry without losing any of the input vertices
The function attempts to create a valid representation of a given invalid geometry without losing any of the input vertices
Returns text stating if a geometry is valid or not an if not valid, a reason why
Returns a valid_detail row, formed by a boolean (valid) stating whether the geometry is valid or invalid
Test if an ST_Geometry value is well-formed in 2D according to the OGC rules