Struct GeneratedDef 

pub struct GeneratedDef {
    pub expression: &'static str,
    pub gen_type: GeneratedType,
}

The GENERATED ALWAYS AS (...) part of a ColumnDef.

Fields

expression: &'static str

SQL expression for generation

gen_type: GeneratedType

Generation type: stored or virtual

Implementations

impl GeneratedDef

pub const fn stored(expression: &'static str) -> Self

Creates a STORED generated column from a SQL expression.

pub const fn virtual_col(expression: &'static str) -> Self

Creates a VIRTUAL generated column from a SQL expression.

pub const fn into_generated(self) -> Generated

Converts to the runtime Generated.

Trait Implementations

impl Clone for GeneratedDef

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for GeneratedDef

impl Debug for GeneratedDef

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

Formats the value using the given formatter.

impl Eq for GeneratedDef

impl Hash for GeneratedDef

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for GeneratedDef

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for GeneratedDef