Struct PlanSchema 

pub struct PlanSchema { /* private fields */ }

Output schema for a plan node.

Implementations

impl PlanSchema

pub fn new(fields: Vec<SchemaField>) -> Self

Create a schema from a list of fields.

pub fn fields(&self) -> &[SchemaField]

Schema fields.

pub fn is_empty(&self) -> bool

Whether this schema has no fields.

Trait Implementations

impl Clone for PlanSchema

fn clone(&self) -> PlanSchema

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PlanSchema

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

Formats the value using the given formatter.

impl Default for PlanSchema

fn default() -> PlanSchema

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for PlanSchema

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for PlanSchema

impl PartialEq for PlanSchema

fn eq(&self, other: &PlanSchema) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl Serialize for PlanSchema

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

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for PlanSchema