Trait mz_sql::plan::expr::AbstractColumnType

pub trait AbstractColumnType {
    type AbstractScalarType;

    // Required method
    fn scalar_type(self) -> Self::AbstractScalarType;
}

A column type-like object whose underlying scalar type-like object can be ascertained.

Abstracts over ColumnType and Option<ColumnType>.

Required Associated Types

type AbstractScalarType

Required Methods

fn scalar_type(self) -> Self::AbstractScalarType

Converts the column type-like object into its inner scalar type-like object.

Implementations on Foreign Types

impl AbstractColumnType for Option<ColumnType>

type AbstractScalarType = Option<ScalarType>

fn scalar_type(self) -> Self::AbstractScalarType

impl AbstractColumnType for ColumnType

type AbstractScalarType = ScalarType

fn scalar_type(self) -> Self::AbstractScalarType

Implementors