Struct GroupedMetadata 

pub struct GroupedMetadata {
    pub group_columns: Vec<String>,
    pub total_groups: usize,
    pub included_groups: usize,
    pub truncated: bool,
    pub overflow_strategy: Option<OverflowStrategy>,
}

Metadata about grouped computation.

Fields

group_columns: Vec<String>

Grouping columns used.

total_groups: usize

Total number of groups found.

included_groups: usize

Number of groups included in results.

truncated: bool

Whether results were truncated.

overflow_strategy: Option<OverflowStrategy>

Strategy used for overflow handling.

Implementations

impl GroupedMetadata

pub fn new( group_columns: Vec<String>, total_groups: usize, included_groups: usize, ) -> Self

Creates new metadata for grouped computation.

Trait Implementations

impl Clone for GroupedMetadata

fn clone(&self) -> GroupedMetadata

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for GroupedMetadata

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for GroupedMetadata

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for GroupedMetadata

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

where __S: Serializer,

Serialize this value into the given Serde serializer.