clickhouse_srv::types

Enum ValueRef

pub enum ValueRef<'a> {
Show 22 variants
    UInt8(u8),
    UInt16(u16),
    UInt32(u32),
    UInt64(u64),
    Int8(i8),
    Int16(i16),
    Int32(i32),
    Int64(i64),
    String(&'a [u8]),
    Float32(f32),
    Float64(f64),
    Date(u16, Tz),
    DateTime(u32, Tz),
    DateTime64(i64, &'a (u32, Tz)),
    Nullable(Either<&'static SqlType, Box<ValueRef<'a>>>),
    Array(&'static SqlType, Arc<Vec<ValueRef<'a>>>),
    Decimal(Decimal),
    Ipv4([u8; 4]),
    Ipv6([u8; 16]),
    Uuid([u8; 16]),
    Enum16(Vec<(String, i16)>, Enum16),
    Enum8(Vec<(String, i8)>, Enum8),
}

Variants§

UInt8(u8)

UInt16(u16)

UInt32(u32)

UInt64(u64)

Int8(i8)

Int16(i16)

Int32(i32)

Int64(i64)

String(&'a [u8])

Float32(f32)

Float64(f64)

Date(u16, Tz)

DateTime(u32, Tz)

DateTime64(i64, &'a (u32, Tz))

Nullable(Either<&'static SqlType, Box<ValueRef<'a>>>)

Array(&'static SqlType, Arc<Vec<ValueRef<'a>>>)

Decimal(Decimal)

Ipv4([u8; 4])

Ipv6([u8; 16])

Uuid([u8; 16])

Enum16(Vec<(String, i16)>, Enum16)

Enum8(Vec<(String, i8)>, Enum8)

Implementations§

impl<'a> ValueRef<'a>

pub fn as_str(&self) -> Result<&'a str>

pub fn as_string(&self) -> Result<String>

pub fn as_bytes(&self) -> Result<&'a [u8]>

Trait Implementations§

impl<'a> Clone for ValueRef<'a>

fn clone(&self) -> ValueRef<'a>

Returns a duplicate of the value. Read more

1.0.0 · Source§

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

Performs copy-assignment from source. Read more

impl<'a> Debug for ValueRef<'a>

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

Formats the value using the given formatter. Read more

impl<'a> Display for ValueRef<'a>

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

Formats the value using the given formatter. Read more

impl<'a> From<&'a [u8]> for ValueRef<'a>

fn from(bs: &[u8]) -> ValueRef<'_>

Converts to this type from the input type.

impl<'a> From<&'a Value> for ValueRef<'a>

fn from(value: &'a Value) -> ValueRef<'a>

Converts to this type from the input type.

impl<'a> From<&'a str> for ValueRef<'a>

fn from(s: &str) -> ValueRef<'_>

Converts to this type from the input type.

impl<'a> From<ValueRef<'a>> for Date<Tz>

fn from(value: ValueRef<'a>) -> Self

Converts to this type from the input type.

impl<'a> From<ValueRef<'a>> for DateTime<Tz>

fn from(value: ValueRef<'a>) -> Self

Converts to this type from the input type.

impl<'a> From<ValueRef<'a>> for SqlType

fn from(source: ValueRef<'a>) -> Self

Converts to this type from the input type.

impl<'a> From<ValueRef<'a>> for Value

fn from(borrowed: ValueRef<'a>) -> Self

Converts to this type from the input type.

impl<'a> From<ValueRef<'a>> for f32

fn from(value: ValueRef<'a>) -> Self

Converts to this type from the input type.

impl<'a> From<ValueRef<'a>> for f64

fn from(value: ValueRef<'a>) -> Self

Converts to this type from the input type.

impl<'a> From<ValueRef<'a>> for i16

fn from(value: ValueRef<'a>) -> Self

Converts to this type from the input type.

impl<'a> From<ValueRef<'a>> for i32

fn from(value: ValueRef<'a>) -> Self

Converts to this type from the input type.

impl<'a> From<ValueRef<'a>> for i64

fn from(value: ValueRef<'a>) -> Self

Converts to this type from the input type.

impl<'a> From<ValueRef<'a>> for i8

fn from(value: ValueRef<'a>) -> Self

Converts to this type from the input type.

impl<'a> From<ValueRef<'a>> for u16

fn from(value: ValueRef<'a>) -> Self

Converts to this type from the input type.

impl<'a> From<ValueRef<'a>> for u32

fn from(value: ValueRef<'a>) -> Self

Converts to this type from the input type.

impl<'a> From<ValueRef<'a>> for u64

fn from(value: ValueRef<'a>) -> Self

Converts to this type from the input type.

impl<'a> From<ValueRef<'a>> for u8

fn from(value: ValueRef<'a>) -> Self

Converts to this type from the input type.

impl<'a> From<f32> for ValueRef<'a>

fn from(v: f32) -> ValueRef<'static>

Converts to this type from the input type.

impl<'a> From<f64> for ValueRef<'a>

fn from(v: f64) -> ValueRef<'static>

Converts to this type from the input type.

impl<'a> From<i16> for ValueRef<'a>

fn from(v: i16) -> ValueRef<'static>

Converts to this type from the input type.

impl<'a> From<i32> for ValueRef<'a>

fn from(v: i32) -> ValueRef<'static>

Converts to this type from the input type.

impl<'a> From<i64> for ValueRef<'a>

fn from(v: i64) -> ValueRef<'static>

Converts to this type from the input type.

impl<'a> From<i8> for ValueRef<'a>

fn from(v: i8) -> ValueRef<'static>

Converts to this type from the input type.

impl<'a> From<u16> for ValueRef<'a>

fn from(v: u16) -> ValueRef<'static>

Converts to this type from the input type.

impl<'a> From<u32> for ValueRef<'a>

fn from(v: u32) -> ValueRef<'static>

Converts to this type from the input type.

impl<'a> From<u64> for ValueRef<'a>

fn from(v: u64) -> ValueRef<'static>

Converts to this type from the input type.

impl<'a> From<u8> for ValueRef<'a>

fn from(v: u8) -> ValueRef<'static>

Converts to this type from the input type.

impl<'a> PartialEq for ValueRef<'a>

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

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

1.0.0 · Source§

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

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

Auto Trait Implementations§

impl<'a> Freeze for ValueRef<'a>

impl<'a> RefUnwindSafe for ValueRef<'a>

impl<'a> Send for ValueRef<'a>

impl<'a> Sync for ValueRef<'a>

impl<'a> Unpin for ValueRef<'a>

impl<'a> UnwindSafe for ValueRef<'a>

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T> ToString for T
where T: Display + ?Sized,

fn to_string(&self) -> String

Converts the given value to a String. Read more

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.