Struct tremor_script::ast::query::GroupBy

pub struct GroupBy<'script>(_);

A group by clause

Methods

impl<'script> GroupBy<'script>

pub fn generate_groups<'run, 'event>(
    &'script self,
    ctx: &'run EventContext,
    event: &'run Value<'event>,
    state: &'run Value<'static>,
    node_meta: &'run NodeMetas,
    meta: &'run Value<'event>
) -> Result<Vec<Vec<Value<'event>>>> where
    'script: 'event,
    'event: 'run, 

Creates groups based on an event.

Trait Implementations

impl<'script> BaseExpr for GroupBy<'script>

fn mid(&self) -> usize

Obtain the metadata id of the expression

fn s(&self, meta: &NodeMetas) -> Location

The start location of the expression

fn e(&self, meta: &NodeMetas) -> Location

The end location of the expression

fn extent(&self, meta: &NodeMetas) -> Range

The span (range) of the expression

impl<'script> Clone for GroupBy<'script>

fn clone(&self) -> GroupBy<'script>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<'script> Debug for GroupBy<'script>

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

Formats the value using the given formatter.

impl<'script> PartialEq<GroupBy<'script>> for GroupBy<'script>

fn eq(&self, other: &GroupBy<'script>) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &GroupBy<'script>) -> bool

This method tests for !=.

impl<'script> Serialize for GroupBy<'script>

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

Serialize this value into the given Serde serializer.

impl<'script> StructuralPartialEq for GroupBy<'script>