Struct deltalake::SchemaTypeMap

pub struct SchemaTypeMap { /* fields omitted */ }

Schema definition for map type fields.

Implementations

impl SchemaTypeMap

pub fn get_key_type(&self) -> &SchemaDataType

The type of element used for the key of this map, represented as a string containing the name of a primitive type, a struct definition, an array definition or a map definition

pub fn get_value_type(&self) -> &SchemaDataType

The type of element contained in the value of this map, represented as a string containing the name of a primitive type, a struct definition, an array definition or a map definition

pub fn get_value_contains_null(&self) -> bool

Whether the value field is allowed to contain null elements.

Trait Implementations

impl Clone for SchemaTypeMap

fn clone(&self) -> SchemaTypeMap

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for SchemaTypeMap

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for SchemaTypeMap

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

Deserialize this value from the given Serde deserializer.

impl Serialize for SchemaTypeMap

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

Serialize this value into the given Serde serializer.