Enum ReturningColumn 

pub enum ReturningColumn {
    All,
    Column(String),
    Expression {
        expr: String,
        alias: String,
    },
    Inserted(String),
    Deleted(String),
}

A column in the RETURNING clause.

Variants

All

All columns (*).

Column(String)

Specific column name.

Expression

Expression with alias.

Fields

expr: String

alias: String

Inserted(String)

MSSQL INSERTED.column.

Deleted(String)

MSSQL DELETED.column.

Trait Implementations

impl Clone for ReturningColumn

fn clone(&self) -> ReturningColumn

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ReturningColumn

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for ReturningColumn

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl PartialEq for ReturningColumn

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

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Serialize for ReturningColumn

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

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl Eq for ReturningColumn

impl StructuralPartialEq for ReturningColumn