Struct diesel::sql_types::Double
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[src]
pub struct Double;
Trait Implementations
impl Add for Double[src]
type Rhs = Double
The SQL type which can be added to this one
type Output = Double
The SQL type of the result of adding Rhs to Self
impl Sub for Double[src]
type Rhs = Double
The SQL type which can be subtracted from this one
type Output = Double
The SQL type of the result of subtracting Rhs from Self
impl Mul for Double[src]
type Rhs = Double
The SQL type which this can be multiplied by
type Output = Double
The SQL type of the result of multiplying Self by Rhs
impl Div for Double[src]
type Rhs = Double
The SQL type which this one can be divided by
type Output = Double
The SQL type of the result of dividing Self by Rhs
impl SqlOrd for Double[src]
impl Foldable for Double[src]
type Sum = Nullable<Double>
The SQL type of sum(this_type)
type Avg = Nullable<Double>
The SQL type of avg(this_type)
impl QueryId for Double[src]
type QueryId = Double
A type which uniquely represents Self in a SQL query. Read more
const HAS_STATIC_QUERY_ID: bool
HAS_STATIC_QUERY_ID: bool = true
Can the SQL generated by Self be uniquely identified by its type? Read more
fn query_id() -> Option<TypeId>[src]
Returns the type id of Self::QueryId if Self::HAS_STATIC_QUERY_ID. Returns None otherwise. Read more
impl NotNull for Double[src]
impl SingleValue for Double[src]
impl HasSqlType<Double> for Sqlite[src]
fn metadata(_: &()) -> SqliteType[src]
Fetch the metadata for the given type Read more
fn row_metadata(
out: &mut Vec<Self::TypeMetadata>,
lookup: &Self::MetadataLookup
)[src]
out: &mut Vec<Self::TypeMetadata>,
lookup: &Self::MetadataLookup
)
Fetch the metadata for a tuple representing an entire row Read more
impl HasSqlType<Double> for Mysql[src]
fn metadata(_: &()) -> MysqlType[src]
Fetch the metadata for the given type Read more
fn row_metadata(
out: &mut Vec<Self::TypeMetadata>,
lookup: &Self::MetadataLookup
)[src]
out: &mut Vec<Self::TypeMetadata>,
lookup: &Self::MetadataLookup
)
Fetch the metadata for a tuple representing an entire row Read more
impl HasSqlType<Double> for Pg[src]
fn metadata(_: &PgMetadataLookup) -> PgTypeMetadata[src]
Fetch the metadata for the given type Read more
fn row_metadata(
out: &mut Vec<Self::TypeMetadata>,
lookup: &Self::MetadataLookup
)[src]
out: &mut Vec<Self::TypeMetadata>,
lookup: &Self::MetadataLookup
)
Fetch the metadata for a tuple representing an entire row Read more
impl Debug for Double[src]
fn fmt(&self, __arg_0: &mut Formatter) -> Result[src]
Formats the value using the given formatter. Read more
impl Clone for Double[src]
fn clone(&self) -> Double[src]
Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)1.0.0[src]
Performs copy-assignment from source. Read more
impl Copy for Double[src]
impl Default for Double[src]
impl FromSql<Double, Sqlite> for f64[src]
impl<DB: Backend<RawValue = [u8]>> FromSql<Double, DB> for f64[src]
impl<DB: Backend> ToSql<Double, DB> for f64[src]
impl<'expr> AsExpression<Double> for &'expr f64[src]
type Expression = Bound<Double, Self>
The expression being returned
fn as_expression(self) -> Self::Expression[src]
Perform the conversion
impl<'expr2, 'expr> AsExpression<Double> for &'expr2 &'expr f64[src]
type Expression = Bound<Double, Self>
The expression being returned
fn as_expression(self) -> Self::Expression[src]
Perform the conversion
impl AsExpression<Double> for f64[src]
type Expression = Bound<Double, Self>
The expression being returned
fn as_expression(self) -> Self::Expression[src]
Perform the conversion