public static StringExpression asEWKT(JTSGeometryExpression<?> expr) {
        return Expressions.stringOperation(SpatialOps.AS_EWKT, expr);
    }
Return a specified ST_Geometry value from Extended Well-Known Text representation (EWKT).

@param expr geometry
@return EWKT form
querydsl-spatial/src/main/java/com/querydsl/spatial/jts/JTSGeometryExpressions.java