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Identity

Struct Identity 

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pub struct Identity {
    pub name: Cow<'static, str>,
    pub schema: Option<Cow<'static, str>>,
    pub type_: IdentityType,
    pub increment: Option<Cow<'static, str>>,
    pub min_value: Option<Cow<'static, str>>,
    pub max_value: Option<Cow<'static, str>>,
    pub start_with: Option<Cow<'static, str>>,
    pub cache: Option<i32>,
    pub cycle: Option<bool>,
}
Expand description

Identity column configuration (runtime)

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§name: Cow<'static, str>

Sequence name

§schema: Option<Cow<'static, str>>

Schema name (optional)

§type_: IdentityType

Identity type: always or by_default

§increment: Option<Cow<'static, str>>

Increment value

§min_value: Option<Cow<'static, str>>

Minimum value

§max_value: Option<Cow<'static, str>>

Maximum value

§start_with: Option<Cow<'static, str>>

Start value

§cache: Option<i32>

Cache value

§cycle: Option<bool>

Cycle flag

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impl Identity

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pub fn always(name: impl Into<Cow<'static, str>>) -> Self

Create a new identity with GENERATED ALWAYS AS IDENTITY

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pub fn by_default(name: impl Into<Cow<'static, str>>) -> Self

Create a new identity with GENERATED BY DEFAULT AS IDENTITY

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pub fn schema(self, schema: impl Into<Cow<'static, str>>) -> Self

Set schema

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impl Identity

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pub fn to_sql(&self) -> String

Generate the GENERATED AS IDENTITY clause

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impl Clone for Identity

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fn clone(&self) -> Identity

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for Identity

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

Formats the value using the given formatter. Read more
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impl Eq for Identity

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impl PartialEq for Identity

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

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

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

Inequality operator !=. Read more
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impl StructuralPartialEq for Identity

Auto Trait Implementations§

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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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
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

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

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

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.