Struct StoredColumnsUsage 

pub struct StoredColumnsUsage {
    pub base_table: Option<TableReference>,
    pub is_query_accelerated: Option<bool>,
    pub stored_columns_unused_reasons: Option<Vec<StoredColumnsUnusedReason>>,
}

Indicates the stored columns usage in the query.

This type is not used in any activity, and only used as part of another schema.

Fields

base_table: Option<TableReference>

Specifies the base table.

is_query_accelerated: Option<bool>

Specifies whether the query was accelerated with stored columns.

stored_columns_unused_reasons: Option<Vec<StoredColumnsUnusedReason>>

If stored columns were not used, explain why.

Trait Implementations

impl Clone for StoredColumnsUsage

fn clone(&self) -> StoredColumnsUsage

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for StoredColumnsUsage

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

Formats the value using the given formatter.

impl Default for StoredColumnsUsage

fn default() -> StoredColumnsUsage

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for StoredColumnsUsage

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for StoredColumnsUsage

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

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl Part for StoredColumnsUsage