Struct vega_lite_3::WindowFieldDef

pub struct WindowFieldDef {
    pub window_field_def_as: Option<String>,
    pub field: Option<String>,
    pub op: Option<Op>,
    pub param: Option<f64>,
}

Fields

window_field_def_as: Option<String>

The output name for the window operation.

field: Option<String>

The data field for which to compute the aggregate or window function. This can be omitted for window functions that do not operate over a field such as count, rank, dense_rank.

op: Option<Op>

The window or aggregation operation to apply within a window (e.g.,rank, lead, sum, average or count). See the list of all supported operations here.

param: Option<f64>

Parameter values for the window functions. Parameter values can be omitted for operations that do not accept a parameter.

See the list of all supported operations and their parameters here.

Trait Implementations

impl Clone for WindowFieldDef

fn clone(&self) -> WindowFieldDef

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for WindowFieldDef

fn fmt(&self, f: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Default for WindowFieldDef

fn default() -> WindowFieldDef

Returns the "default value" for a type.

impl<'de> Deserialize<'de> for WindowFieldDef

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
    __D: Deserializer<'de>, 

Deserialize this value from the given Serde deserializer.

impl Serialize for WindowFieldDef

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error> where
    __S: Serializer, 

Serialize this value into the given Serde serializer.