Method is_preferred_by

src/sql/src/func.rs:774–780

Does `t`'s [`TypeCategory`] prefer `self`? This question can make more sense with the understanding that pseudotypes are never preferred.

(&self, t: &SqlScalarType)

    /// Does `t`'s [`TypeCategory`] prefer `self`? This question can make
    /// more sense with the understanding that pseudotypes are never preferred.
    fn is_preferred_by(&self, t: &SqlScalarType) -> bool {
        if let Some(pt) = TypeCategory::from_type(t).preferred_type() {
            *self == pt
        } else {
            false
        }
    }

    /// Is `self` the [`ParamType`] corresponding to `t`'s [near match] value?
    ///