how to use Select with a custom function

[cruvie]

Your Question

how to use func (n nearbyUserDo) Select(conds ...field.Expr) INearbyUserDo and
func (INearbyUserDo) Where(conds ...gen.Condition) INearbyUserDo to implement this

select ST_distance(location,ST_GeometryFromText('POINT(100 120)')) as distance from table1
where st_dwithin(location, ST_SetSRID(ST_MakePoint(?, ?), 4326), ?)

The document you expected this should be explained

https://gorm.io/zh_CN/gen/query.html#%E6%96%B0%E5%BB%BA%E5%AD%97%E6%AE%B5

Expected answer